$250+ Cheap flights from the United States to Portugal
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LIS
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from USA to Portugal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from USA to PortugalExplore the most affordable flight options available from USA to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from USA to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:20 pm
JFK
- LIS
1 stop20h 40m
Multiple Airlines
Wed 9/3012:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$593
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:30 pm
JFK
- LIS
2 stops17h 30m
Multiple Airlines
Tue 10/209:10 am
LIS
- JFK
2 stops17h 55m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:30 am
JFK
- LIS
2 stops15h 50m
Multiple Airlines
Sun 11/157:45 am
LIS
- JFK
1 stop12h 50m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$595
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 pm
JFK
- LIS
1 stop17h 45m
Multiple Airlines
Wed 9/2312:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$596
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 pm
JFK
- LIS
1 stop17h 45m
Multiple Airlines
Tue 9/2212:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:20 pm
JFK
- LIS
2 stops22h 45m
Multiple Airlines
Fri 9/1812:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 pm
JFK
- LIS
1 stop24h 10m
Multiple Airlines
Wed 10/712:30 pm
LIS
- JFK
1 stop14h 30m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$599
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:20 pm
JFK
- LIS
1 stop19h 45m
Multiple Airlines
Fri 9/2512:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:20 pm
JFK
- LIS
1 stop21h 40m
Multiple Airlines
Fri 9/2512:30 pm
LIS
- JFK
1 stop11h 25m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:30 am
JFK
- LIS
1 stop15h 05m
Multiple Airlines
Tue 10/279:15 am
LIS
- JFK
2 stops15h 00m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$602
This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:20 pm
JFK
- LIS
1 stop18h 25m
Azores Airlines
Sat 11/146:00 am
LIS
- JFK
1 stop18h 55m
Azores Airlines
Deal found 7/27![Azores Airlines logo]()
$603
This Gotogate deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:05 pm
JFK
- LIS
Nonstop7h 10m
TAP AIR PORTUGAL
Fri 9/255:00 pm
LIS
- JFK
Nonstop8h 05m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$604
Best flights from USA to PortugalDiscover carefully curated flight deals from USA to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from USA to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This United deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:25 pm
EWR
- LIS
Nonstop6h 45m
Multiple Airlines
Tue 12/812:35 pm
LIS
- EWR
1 stop12h 55m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$652
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:15 pm
JFK
- LIS
Nonstop6h 45m
Delta
Thu 11/1211:15 am
LIS
- JFK
1 stop12h 23m
Delta
Deal found 7/29![Delta logo]()
$661
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:27 am
EWR
- LIS
1 stop16h 53m
United Airlines
Tue 10/2712:50 pm
LIS
- EWR
2 stops29h 07m
United Airlines
Deal found 7/29![United Airlines logo]()
$675
This Virgin Atlantic deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:15 pm
JFK
- LIS
1 stop14h 45m
Virgin Atlantic
Sun 11/810:00 am
LIS
- JFK
Nonstop8h 13m
Virgin Atlantic
Deal found 7/31![Virgin Atlantic logo]()
$678
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:29 pm
JFK
- LIS
1 stop10h 31m
KLM
Tue 12/810:00 am
LIS
- JFK
Nonstop8h 11m
KLM
Deal found 7/30![KLM logo]()
$678
This SWISS deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 pm
JFK
- LIS
1 stop21h 55m
SWISS
Mon 10/262:20 pm
LIS
- JFK
1 stop29h 20m
SWISS
Deal found 7/31![SWISS logo]()
$723
This Scandinavian Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:40 pm
EWR
- LIS
2 stops17h 05m
Scandinavian Airlines
Sat 12/54:55 pm
LIS
- EWR
2 stops25h 30m
Scandinavian Airlines
Deal found 7/27![Scandinavian Airlines logo]()
$754
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Wed 9/166:30 am
PDL
- BOS
2 stops21h 31m
TAP AIR PORTUGAL
Deal found 7/31![TAP AIR PORTUGAL logo]()
$767
This British Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:10 pm
MIA
- LIS
1 stop16h 40m
British Airways
Sun 11/153:55 pm
LIS
- MIA
1 stop32h 35m
British Airways
Deal found 7/31![British Airways logo]()
$778
This Turkish Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:15 pm
IAD
- LIS
1 stop21h 30m
Turkish Airlines
Fri 10/3011:35 am
LIS
- IAD
1 stop29h 10m
Turkish Airlines
Deal found 7/31![Turkish Airlines logo]()
$783
This Finnair deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:25 pm
PHL
- LIS
Nonstop6h 40m
Finnair
Sun 12/611:05 am
LIS
- PHL
Nonstop8h 00m
Finnair
Deal found 7/27![Finnair logo]()
$829
This Brussels Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/214:10 pm
JFK
- OPO
2 stops14h 55m
Brussels Airlines
Sat 1/3012:55 pm
OPO
- JFK
2 stops29h 40m
Brussels Airlines
Deal found 7/27![Brussels Airlines logo]()
$953
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:30 pm
EWR
- LIS
1 stop32h 00m
United Airlines
Thu 12/310:55 am
LIS
- EWR
2 stops49h 38m
United Airlines
Deal found 7/30![United Airlines logo]()
$676
This Virgin Atlantic deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:15 pm
JFK
- LIS
1 stop15h 45m
Virgin Atlantic
Mon 11/910:00 am
LIS
- JFK
Nonstop8h 13m
Virgin Atlantic
Deal found 7/27![Virgin Atlantic logo]()
$681
This Connections by easyJet deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:20 pm
JFK
- LIS
1 stop22h 00m
Multiple Airlines
Thu 10/228:50 pm
LIS
- JFK
1 stop24h 05m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$687
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:25 pm
EWR
- LIS
1 stop13h 35m
Delta
Tue 12/811:15 am
LIS
- EWR
1 stop13h 07m
Delta
Deal found 7/30![Delta logo]()
$688
This KLM deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:40 pm
BOS
- LIS
Nonstop6h 20m
KLM
Sun 11/111:15 am
LIS
- BOS
Nonstop7h 44m
KLM
Deal found 7/29![KLM logo]()
$693
This Virgin Atlantic deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:40 am
EWR
- LIS
2 stops18h 20m
Virgin Atlantic
Sat 11/1411:15 am
LIS
- EWR
2 stops17h 00m
Virgin Atlantic
Deal found 7/31![Virgin Atlantic logo]()
$682
This Lufthansa deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:00 pm
EWR
- LIS
1 stop11h 35m
SWISS
Wed 11/1112:35 pm
LIS
- EWR
1 stop12h 55m
SWISS
Deal found 7/31![SWISS logo]()
$752
This KLM deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:00 pm
LGA
- LIS
1 stop10h 00m
KLM
Sat 11/711:15 am
LIS
- LGA
1 stop13h 20m
KLM
Deal found 7/28![KLM logo]()
$693
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:20 pm
BOS
- LIS
Nonstop6h 25m
Delta
Tue 9/112:45 pm
LIS
- BOS
Nonstop7h 35m
Delta
Deal found 7/28![Delta logo]()
$698
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am
MIA
- LIS
2 stops18h 55m
United Airlines
Wed 11/115:00 am
LIS
- MIA
1 stop14h 40m
United Airlines
Deal found 7/30![United Airlines logo]()
$706
This British Airways deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:25 am
BOS
- LIS
1 stop10h 35m
British Airways
Mon 10/56:45 pm
LIS
- BOS
1 stop30h 20m
British Airways
Deal found 7/27![British Airways logo]()
$791
This Turkish Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:15 pm
IAD
- LIS
1 stop21h 25m
Turkish Airlines
Sun 10/254:10 pm
LIS
- IAD
1 stop24h 35m
Turkish Airlines
Deal found 7/30![Turkish Airlines logo]()
$843
This United deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am
MIA
- LIS
2 stops21h 20m
Multiple Airlines
Wed 9/305:05 am
LIS
- MIA
1 stop14h 35m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$773
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:30 pm
JFK
- LIS
1 stop12h 40m
Delta
Mon 11/305:00 am
LIS
- JFK
1 stop14h 00m
Delta
Deal found 7/30![Delta logo]()
$703
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:25 pm
BOS
- LIS
Nonstop6h 20m
KLM
Wed 9/1612:45 pm
LIS
- BOS
Nonstop7h 35m
KLM
Deal found 7/30![KLM logo]()
$723
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:30 pm
LGA
- LIS
1 stop10h 50m
United Airlines
Wed 10/712:20 pm
LIS
- LGA
1 stop16h 10m
United Airlines
Deal found 7/30![United Airlines logo]()
$725
This United deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/289:45 pm
EWR
- OPO
Nonstop6h 45m
Multiple Airlines
Sat 2/68:40 am
OPO
- EWR
1 stop16h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$773
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 pm
JFK
- LIS
Nonstop7h 05m
Delta
Tue 9/295:35 am
LIS
- JFK
1 stop15h 15m
Delta
Deal found 7/29![Delta logo]()
$704
Last-minute flights from USA to PortugalDiscover last-minute flight deals from USA to Portugal. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Portugal. Data last updated August 1, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:10 pm
JFK
- LIS
1 stop23h 55m
Multiple Airlines
Wed 8/2611:50 pm
LIS
- JFK
1 stop22h 10m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$613
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:55 pm
JFK
- LIS
1 stop16h 15m
Multiple Airlines
Wed 9/166:35 am
LIS
- JFK
1 stop13h 20m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$628
This Super.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:05 pm
JFK
- LIS
Nonstop7h 10m
TAP AIR PORTUGAL
Tue 9/155:00 pm
LIS
- JFK
Nonstop8h 05m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$652
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:10 pm
EWR
- LIS
1 stop18h 05m
TAP AIR PORTUGAL
Fri 9/185:45 pm
LIS
- EWR
Nonstop8h 15m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$657
This LEVEL deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:50 pm
JFK
- LIS
1 stop32h 30m
LEVEL
Tue 9/159:10 am
LIS
- JFK
1 stop17h 50m
LEVEL
Deal found 7/29![LEVEL logo]()
$622
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:20 pm
JFK
- LIS
1 stop20h 40m
Multiple Airlines
Tue 11/175:40 pm
LIS
- JFK
1 stop31h 15m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:20 pm
JFK
- LIS
1 stop23h 40m
Multiple Airlines
Wed 9/166:35 am
LIS
- JFK
1 stop13h 20m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$603
This LEVEL deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:50 pm
JFK
- LIS
1 stop13h 35m
LEVEL
Tue 9/152:00 pm
LIS
- JFK
1 stop13h 00m
LEVEL
Deal found 7/27![LEVEL logo]()
$639
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:10 pm
EWR
- LIS
1 stop14h 50m
TAP AIR PORTUGAL
Tue 11/176:35 pm
LIS
- EWR
Nonstop8h 35m
TAP AIR PORTUGAL
Deal found 7/28![TAP AIR PORTUGAL logo]()
$656
This FlightHub deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:10 pm
EWR
- LIS
1 stop18h 05m
TAP AIR PORTUGAL
Wed 9/1612:15 pm
LIS
- EWR
Nonstop8h 15m
TAP AIR PORTUGAL
Deal found 7/27![TAP AIR PORTUGAL logo]()
$662
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:55 pm
JFK
- LIS
1 stop17h 55m
Multiple Airlines
Wed 9/166:35 am
LIS
- JFK
1 stop13h 20m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$623
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:30 am
JFK
- LIS
1 stop15h 05m
Multiple Airlines
Wed 9/166:35 am
LIS
- JFK
1 stop13h 20m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$650
One-way flights from USA to PortugalSearch for one-way flight options from USA to Portugal. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from USA to Portugal. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:45 pm
BOS
- PDL
1 stop10h 30m
TAP AIR PORTUGAL
Deal found 7/30![TAP AIR PORTUGAL logo]()
$250
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:45 pm
BOS
- PDL
1 stop15h 55m
TAP AIR PORTUGAL
Deal found 7/31![TAP AIR PORTUGAL logo]()
$253
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:05 pm
BOS
- PDL
1 stop11h 40m
TAP AIR PORTUGAL
Deal found 7/30![TAP AIR PORTUGAL logo]()
$254
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:45 pm
BOS
- PDL
1 stop21h 00m
TAP AIR PORTUGAL
Deal found 7/27![TAP AIR PORTUGAL logo]()
$255
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 pm
BOS
- PDL
1 stop10h 20m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$257
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:05 pm
BOS
- PDL
1 stop16h 40m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$260
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:45 pm
BOS
- PDL
1 stop21h 00m
TAP AIR PORTUGAL
Deal found 7/31![TAP AIR PORTUGAL logo]()
$261
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:40 pm
BOS
- PDL
1 stop12h 20m
TAP AIR PORTUGAL
Deal found 7/28![TAP AIR PORTUGAL logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:35 pm
EWR
- OPO
2 stops16h 55m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:25 pm
EWR
- OPO
2 stops16h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$266
This FlightHub deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:45 pm
BOS
- PDL
1 stop15h 50m
TAP AIR PORTUGAL
Deal found 7/29![TAP AIR PORTUGAL logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:35 pm
EWR
- OPO
2 stops18h 15m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$267
Find flight deals from USA to Portugal
Keep the following information in mind while searching for USA to Portugal flight deals. Data was last updated August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $593 (Kiwi.com) |
One-way from | $250 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $883 |
Good round-trip deal | $600 or less |
Good one-way deal | $368 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from USA to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from the United States to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkLisbon
EWR - LIS
EWRLIS
Newark
Wed 11/25
8:25 pm-8:10 am
Nonstop6h 45m
Lisbon Humberto Delgado
Tue 12/8
12:35 pm-8:30 pm
1 stop12h 55m
$652
New YorkLisbon
JFK - LIS
JFKLIS
New York John F Kennedy Intl
Sun 11/1
8:15 pm-8:00 am
Nonstop6h 45m
Lisbon Humberto Delgado
Thu 11/12
11:15 am-6:38 pm
1 stop12h 23m
$661
NewarkLisbon
EWR - LIS
EWRLIS
Newark
Tue 10/20
11:27 am-9:20 am
1 stop16h 53m
Lisbon Humberto Delgado
Tue 10/27
12:50 pm-1:57 pm
2 stops29h 07m
$675
NewarkLisbon
EWR - LIS
EWRLIS
Newark
Sat 10/10
9:30 pm-10:30 am
1 stop32h 00m
Lisbon Humberto Delgado
Thu 12/3
10:55 am-7:33 am
2 stops49h 38m
$676
New YorkLisbon
JFK - LIS
JFKLIS
New York John F Kennedy Intl
Wed 11/4
1:15 pm-9:00 am
1 stop14h 45m
Lisbon Humberto Delgado
Sun 11/8
10:00 am-1:13 pm
Nonstop8h 13m
$678
New YorkLisbon
JFK - LIS
JFKLIS
New York John F Kennedy Intl
Thu 12/3
5:29 pm-9:00 am
1 stop10h 31m
Lisbon Humberto Delgado
Tue 12/8
10:00 am-1:11 pm
Nonstop8h 11m
$678
New YorkLisbon
JFK - LIS
JFKLIS
New York John F Kennedy Intl
Fri 10/30
1:15 pm-9:00 am
1 stop15h 45m
Lisbon Humberto Delgado
Mon 11/9
10:00 am-1:13 pm
Nonstop8h 13m
$681
NewarkLisbon
EWR - LIS
EWRLIS
Newark
Wed 11/4
9:40 am-9:00 am
2 stops18h 20m
Lisbon Humberto Delgado
Sat 11/14
11:15 am-11:15 pm
2 stops17h 00m
$682
New YorkLisbon
JFK - LIS
JFKLIS
New York John F Kennedy Intl
Fri 10/16
6:20 pm-9:20 pm
1 stop22h 00m
Lisbon Humberto Delgado
Thu 10/22
8:50 pm-3:55 pm
1 stop24h 05m
$687
NewarkLisbon
EWR - LIS
EWRLIS
Newark
Thu 12/3
2:25 pm-9:00 am
1 stop13h 35m
Lisbon Humberto Delgado
Tue 12/8
11:15 am-7:22 pm
1 stop13h 07m
$688
Showing 1-10 of 60 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on USA-Portugal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on USA-Portugal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from USA-Portugal flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on USA-Portugal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for USA-Portugal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from USA to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from USA with our price prediction graph.
EWR-OPO
BOS-PDL
PHL-LIS
BOS-LIS
JFK-LIS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from the United States to Portugal
US0-PT0
EWR-OPO
BOS-PDL
PHL-LIS
BOS-LIS
What is the cheapest month to book a flight from USA to Portugal?
Currently, January is the cheapest month in which you can book a flight from USA to Portugal (average of $602). Flying from USA to Portugal in June is currently the most expensive (average of $1,120). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from US to PT?
Find hourly flight availability from USA to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Portugal as you normally would.
How often are flights from the United States to Portugal delayed?
About 23% of weekly flights between United States and Portugal have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for the United States to Portugal flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on the United States to Portugal flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 18% of flights being delayed.
How far ahead should I book a flight from USA to Portugal?
The best time to book flights from USA to Portugal is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated August 1, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAzores Airlines from the United States to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from USA to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Return Flight Options
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Top regions
Airlines flying to Portugal
Azores Airlines flights to Portugalfrom $326/person
Delta flights to Portugalfrom $523/person
TAP AIR PORTUGAL flights to Portugalfrom $343/person
United Airlines flights to Portugalfrom $681/person
Alternative routes for USA to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from USA to Portugal by cabin class
Find flights from USA to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
USA and Portugal flights
Browse other USA and Portugal flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Portugal
Find the right flight back to USA after your stay in Portugal
USA to Portugal flights
Consider these flights traveling from USA to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from USA to Portugal
Discover the top 10 airlines that operate flights from USA to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$239 | Average$756 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$262 | Average$701 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$304 | Average$556 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$316 | Average$1,001 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$353 | Average$891 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$357 | Average$774 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$357 | Average$621 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$362 | Average$886 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$392 | Average$694 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$394 | Average$879 | FlexibilityNo cancel fee | On-time75% |