$322+ Cheap flights from O'Hare Intl (ORD) 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIS
May 2 — May 91
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to PortugalExplore the most affordable flight options available from O'Hare Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
Explore the most affordable flight options available from O'Hare Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
This Rumbo deal was found by Cheapflights users on 3/29. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:05 pm
ORD
- FAO
1 stop17h 15m
SWISS
Tue 4/287:05 pm
FAO
- ORD
1 stop23h 30m
SWISS
Deal found 3/29![SWISS logo]()
$489
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:20 pm
ORD
- FAO
1 stop21h 20m
Multiple Airlines
Tue 4/213:55 pm
FAO
- ORD
1 stop32h 20m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$532
This Trip.com deal was found by Cheapflights users on 3/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Mon 11/94:55 pm
LIS
- ORD
1 stop29h 50m
Scandinavian Airlines
Deal found 3/31![Scandinavian Airlines logo]()
$571
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 pm
ORD
- OPO
1 stop16h 00m
TAP AIR PORTUGAL
Tue 11/106:00 pm
OPO
- ORD
1 stop27h 00m
TAP AIR PORTUGAL
Deal found 3/31![TAP AIR PORTUGAL logo]()
$572
This oojo deal was found by Cheapflights users on 3/29. 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.
Mon 4/68:10 pm
ORD
- OPO
1 stop37h 30m
Turkish Airlines
Tue 4/214:50 pm
OPO
- ORD
1 stop22h 50m
Turkish Airlines
Deal found 3/29![Turkish Airlines logo]()
$587
This oojo deal was found by Cheapflights users on 3/28. 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.
Tue 11/247:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Mon 11/304:55 pm
LIS
- ORD
1 stop29h 50m
Scandinavian Airlines
Deal found 3/28![Scandinavian Airlines logo]()
$588
This Super.com deal was found by Cheapflights users on 3/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Wed 4/2912:40 pm
LIS
- ORD
Nonstop9h 20m
TAP AIR PORTUGAL
Deal found 3/28![TAP AIR PORTUGAL logo]()
$589
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Sun 4/2612:40 pm
LIS
- ORD
Nonstop9h 20m
TAP AIR PORTUGAL
Deal found 3/30![TAP AIR PORTUGAL logo]()
$591
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:05 pm
ORD
- OPO
1 stop11h 55m
TAP AIR PORTUGAL
Wed 11/48:55 am
OPO
- ORD
1 stop12h 05m
TAP AIR PORTUGAL
Deal found 3/31![TAP AIR PORTUGAL logo]()
$592
This FlightHub deal was found by Cheapflights users on 3/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Tue 12/14:55 pm
LIS
- ORD
1 stop29h 50m
Scandinavian Airlines
Deal found 3/28![Scandinavian Airlines logo]()
$593
This Turkish Airlines deal was found by Cheapflights users on 3/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:10 pm
ORD
- OPO
1 stop31h 35m
Turkish Airlines
Wed 4/2210:45 am
OPO
- ORD
1 stop28h 55m
Turkish Airlines
Deal found 3/29![Turkish Airlines logo]()
$595
This oojo deal was found by Cheapflights users on 3/28. 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.
Sun 4/126:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Fri 4/2412:35 pm
LIS
- ORD
Nonstop9h 25m
TAP AIR PORTUGAL
Deal found 3/28![TAP AIR PORTUGAL logo]()
$596
Best flights from O'Hare Intl to PortugalDiscover carefully curated flight deals from O'Hare Intl to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from O'Hare Intl to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This Turkish Airlines deal was found by Cheapflights users on 3/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:25 am
ORD
- OPO
1 stop22h 20m
Turkish Airlines
Wed 9/1610:45 am
OPO
- ORD
1 stop37h 30m
Turkish Airlines
Deal found 3/28![Turkish Airlines logo]()
$597
This British Airways deal was found by Cheapflights users on 3/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:45 pm
ORD
- FNC
2 stops18h 20m
British Airways
Tue 4/287:35 pm
FNC
- ORD
1 stop26h 20m
British Airways
Deal found 3/30![British Airways logo]()
$805
This United Airlines deal was found by Cheapflights users on 3/30. 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 4/259:35 pm
ORD
- LIS
1 stop30h 55m
United Airlines
Sun 5/36:15 am
LIS
- ORD
1 stop18h 00m
United Airlines
Deal found 3/30![United Airlines logo]()
$807
This Mytrip deal was found by Cheapflights users on 3/30. 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.
Sun 4/1911:25 am
ORD
- FNC
2 stops23h 00m
Multiple Airlines
Tue 4/286:05 am
FNC
- ORD
2 stops33h 35m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$821
This KLM deal was found by Cheapflights users on 3/28. 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.
Wed 5/64:50 pm
ORD
- FAO
1 stop20h 40m
KLM
Thu 5/148:30 am
FAO
- ORD
2 stops17h 44m
KLM
Deal found 3/28![KLM logo]()
$834
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/29. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:00 pm
ORD
- FAO
1 stop17h 20m
TAP AIR PORTUGAL
Thu 4/306:10 pm
FAO
- ORD
1 stop27h 50m
TAP AIR PORTUGAL
Deal found 3/29![TAP AIR PORTUGAL logo]()
$846
This Delta deal was found by Cheapflights users on 4/2. 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 5/37:12 pm
ORD
- OPO
2 stops16h 58m
Delta
Sun 5/105:00 am
OPO
- ORD
1 stop15h 15m
Delta
Deal found 4/2![Delta logo]()
$853
This Finnair deal was found by Cheapflights users on 3/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:25 pm
ORD
- LIS
1 stop19h 00m
Finnair
Sun 8/96:35 am
LIS
- ORD
1 stop15h 25m
Finnair
Deal found 3/28![Finnair logo]()
$925
This Air Canada deal was found by Cheapflights users on 3/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:22 pm
ORD
- PDL
2 stops32h 58m
Air Canada
Fri 8/289:35 am
PDL
- ORD
1 stop10h 20m
Air Canada
Deal found 3/30![Air Canada logo]()
$1,038
This KLM deal was found by Cheapflights users on 3/28. 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.
Tue 5/124:20 pm
ORD
- FAO
1 stop21h 10m
KLM
Tue 5/198:15 pm
FAO
- ORD
1 stop24h 15m
KLM
Deal found 3/28![KLM logo]()
$846
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/1. 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.
Sun 4/196:00 pm
ORD
- FAO
1 stop23h 50m
TAP AIR PORTUGAL
Thu 4/236:10 pm
FAO
- ORD
1 stop27h 50m
TAP AIR PORTUGAL
Deal found 4/1![TAP AIR PORTUGAL logo]()
$876
This United Airlines deal was found by Cheapflights users on 4/1. 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 4/2112:50 pm
ORD
- LIS
2 stops14h 30m
United Airlines
Sun 5/36:15 am
LIS
- ORD
1 stop18h 00m
United Airlines
Deal found 4/1![United Airlines logo]()
$889
This Delta deal was found by Cheapflights users on 4/1. 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 4/3010:15 am
ORD
- LIS
2 stops18h 40m
Delta
Thu 5/75:00 am
LIS
- ORD
2 stops17h 29m
Delta
Deal found 4/1![Delta logo]()
$891
This KLM deal was found by Cheapflights users on 4/1. 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.
Mon 9/217:35 pm
ORD
- FAO
2 stops15h 50m
KLM
Tue 9/298:35 pm
FAO
- ORD
1 stop23h 55m
KLM
Deal found 4/1![KLM logo]()
$850
This Scandinavian Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 8/227:15 pm
ORD
- LIS
2 stops20h 45m
Multiple Airlines
Sat 8/297:15 am
LIS
- ORD
2 stops20h 51m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$954
This British Airways deal was found by Cheapflights users on 3/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:05 pm
ORD
- FNC
1 stop17h 30m
British Airways
Tue 7/77:35 pm
FNC
- ORD
1 stop28h 40m
British Airways
Deal found 3/28![British Airways logo]()
$965
This United Airlines deal was found by Cheapflights users on 3/31. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:40 pm
ORD
- OPO
2 stops12h 20m
United Airlines
Wed 9/302:25 pm
OPO
- ORD
2 stops29h 39m
United Airlines
Deal found 3/31![United Airlines logo]()
$895
This Finnair deal was found by Cheapflights users on 3/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:25 pm
ORD
- LIS
1 stop19h 00m
Finnair
Sun 7/196:35 am
LIS
- ORD
1 stop15h 25m
Finnair
Deal found 3/29![Finnair logo]()
$988
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/2. 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.
Wed 4/156:00 pm
ORD
- TER
1 stop13h 55m
TAP AIR PORTUGAL
Fri 4/247:10 am
TER
- ORD
1 stop13h 50m
TAP AIR PORTUGAL
Deal found 4/2![TAP AIR PORTUGAL logo]()
$908
This Delta deal was found by Cheapflights users on 3/30. 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.
Sun 9/205:45 pm
ORD
- OPO
2 stops15h 45m
Delta
Thu 10/15:00 am
OPO
- ORD
2 stops21h 24m
Delta
Deal found 3/30![Delta logo]()
$909
This KLM deal was found by Cheapflights users on 3/29. 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.
Mon 9/217:35 pm
ORD
- FAO
2 stops15h 50m
KLM
Mon 9/289:45 pm
FAO
- ORD
2 stops24h 51m
KLM
Deal found 3/29![KLM logo]()
$860
This Scandinavian Airlines deal was found by Cheapflights users on 3/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:24 am
ORD
- LIS
2 stops23h 21m
Multiple Airlines
Fri 5/157:00 am
LIS
- ORD
1 stop15h 10m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Fri 5/16:15 pm
ORD
- LIS
1 stop15h 15m
United Airlines
Sat 5/97:25 am
LIS
- ORD
1 stop13h 25m
United Airlines
Deal found 3/29![United Airlines logo]()
$899
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/30. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 pm
ORD
- TER
1 stop24h 15m
TAP AIR PORTUGAL
Thu 10/11:50 pm
TER
- ORD
1 stop31h 10m
TAP AIR PORTUGAL
Deal found 3/30![TAP AIR PORTUGAL logo]()
$930
This British Airways deal was found by Cheapflights users on 4/2. 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.
Mon 8/175:00 pm
ORD
- FNC
1 stop19h 35m
British Airways
Sun 8/231:25 pm
FNC
- ORD
1 stop34h 50m
British Airways
Deal found 4/2![British Airways logo]()
$1,046
This Delta deal was found by Cheapflights users on 3/29. 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 4/131:36 pm
ORD
- OPO
2 stops19h 49m
Delta
Sun 4/195:00 am
OPO
- ORD
2 stops19h 13m
Delta
Deal found 3/29![Delta logo]()
$971
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 5/12:55 pm
ORD
- LIS
1 stop14h 50m
United Airlines
Fri 5/811:25 am
LIS
- ORD
2 stops16h 55m
United Airlines
Deal found 4/1![United Airlines logo]()
$919
This KLM deal was found by Cheapflights users on 4/1. 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 5/85:19 pm
ORD
- FAO
2 stops21h 46m
KLM
Fri 5/159:15 pm
FAO
- ORD
1 stop23h 00m
KLM
Deal found 4/1![KLM logo]()
$938
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/30. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:00 pm
ORD
- TER
1 stop24h 15m
TAP AIR PORTUGAL
Fri 10/27:10 am
TER
- ORD
1 stop13h 50m
TAP AIR PORTUGAL
Deal found 3/30![TAP AIR PORTUGAL logo]()
$943
This oojo deal was found by Cheapflights users on 3/29. 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 6/28:30 pm
ORD
- HOR
2 stops38h 25m
Multiple Airlines
Tue 6/98:50 am
HOR
- ORD
2 stops28h 09m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,040
Last-minute flights from O'Hare Intl to PortugalDiscover last-minute flight deals from O'Hare Intl to Portugal. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Portugal. Data last updated April 2, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 3/29. 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.
Mon 4/68:10 pm
ORD
- OPO
1 stop37h 30m
Turkish Airlines
Tue 4/214:50 pm
OPO
- ORD
1 stop22h 50m
Turkish Airlines
Deal found 3/29![Turkish Airlines logo]()
$587
This Turkish Airlines deal was found by Cheapflights users on 3/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:10 pm
ORD
- OPO
1 stop31h 35m
Turkish Airlines
Wed 4/2210:45 am
OPO
- ORD
1 stop28h 55m
Turkish Airlines
Deal found 3/29![Turkish Airlines logo]()
$595
This oojo deal was found by Cheapflights users on 3/28. 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.
Sun 4/126:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Fri 4/2412:35 pm
LIS
- ORD
Nonstop9h 25m
TAP AIR PORTUGAL
Deal found 3/28![TAP AIR PORTUGAL logo]()
$596
This Rumbo deal was found by Cheapflights users on 3/29. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:05 pm
ORD
- FAO
1 stop17h 15m
SWISS
Tue 4/287:05 pm
FAO
- ORD
1 stop23h 30m
SWISS
Deal found 3/29![SWISS logo]()
$489
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:20 pm
ORD
- FAO
1 stop21h 20m
Multiple Airlines
Tue 4/213:55 pm
FAO
- ORD
1 stop32h 20m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$532
This Super.com deal was found by Cheapflights users on 3/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Wed 4/2912:40 pm
LIS
- ORD
Nonstop9h 20m
TAP AIR PORTUGAL
Deal found 3/28![TAP AIR PORTUGAL logo]()
$589
This oojo deal was found by Cheapflights users on 4/1. 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.
Thu 4/238:10 pm
ORD
- OPO
1 stop21h 20m
Turkish Airlines
Mon 4/276:30 am
OPO
- ORD
1 stop33h 10m
Turkish Airlines
Deal found 4/1![Turkish Airlines logo]()
$620
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Sun 4/2612:40 pm
LIS
- ORD
Nonstop9h 20m
TAP AIR PORTUGAL
Deal found 3/30![TAP AIR PORTUGAL logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/246:00 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Wed 5/612:40 pm
LIS
- ORD
Nonstop9h 20m
TAP AIR PORTUGAL
Deal found 3/28![TAP AIR PORTUGAL logo]()
$610
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/277:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Fri 5/89:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/28![Scandinavian Airlines logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Mon 4/277:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Fri 5/19:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/29![Scandinavian Airlines logo]()
$607
This Turkish Airlines deal was found by Cheapflights users on 3/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:10 pm
ORD
- LIS
1 stop21h 25m
Turkish Airlines
Thu 5/145:05 pm
LIS
- ORD
1 stop22h 35m
Turkish Airlines
Deal found 3/28![Turkish Airlines logo]()
$618
One-way flights from O'Hare Intl to PortugalSearch for one-way flight options from O'Hare Intl to Portugal. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from O'Hare Intl to Portugal. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:25 pm
ORD
- OPO
3 stops37h 10m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/137:25 pm
ORD
- OPO
3 stops43h 50m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Sun 4/127:25 pm
ORD
- LIS
3 stops43h 45m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:25 pm
ORD
- LIS
3 stops43h 45m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:25 pm
ORD
- OPO
2 stops19h 00m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Sun 4/127:25 pm
ORD
- OPO
3 stops29h 55m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$331
This Mytrip deal was found by Cheapflights users on 4/1. 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.
Sat 4/257:25 pm
ORD
- LIS
2 stops22h 05m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/207:25 pm
ORD
- OPO
3 stops22h 15m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/202:09 pm
ORD
- LIS
2 stops50h 21m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Sat 4/187:25 pm
ORD
- OPO
3 stops44h 30m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Sat 4/257:25 pm
ORD
- OPO
2 stops14h 35m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Sun 4/267:25 pm
ORD
- LIS
2 stops19h 40m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$341
Find flight deals from O'Hare Intl to Portugal
Keep the following information in mind while searching for O'Hare Intl to Portugal flight deals. Data was last updated April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $489 (Rumbo) |
One-way from | $322 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $697 |
Good round-trip deal | $659 or less |
Good one-way deal | $470 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl 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 April 2, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPorto
ORD - OPO
ORDOPO
Chicago O'Hare Intl
Thu 9/3
11:25 am-3:45 pm
1 stop22h 20m
Porto
Wed 9/16
10:45 am-6:15 pm
1 stop37h 30m
$597
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sun 4/19
5:45 pm-6:05 pm
2 stops18h 20m
Funchal Madeira
Tue 4/28
7:35 pm-3:55 pm
1 stop26h 20m
$805
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Sat 4/25
9:35 pm-10:30 am
1 stop30h 55m
Lisbon Humberto Delgado
Sun 5/3
6:15 am-6:15 pm
1 stop18h 00m
$807
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sun 4/19
11:25 am-4:25 pm
2 stops23h 00m
Funchal Madeira
Tue 4/28
6:05 am-9:40 am
2 stops33h 35m
$821
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Wed 5/6
4:50 pm-7:30 pm
1 stop20h 40m
Faro
Thu 5/14
8:30 am-8:14 pm
2 stops17h 44m
$834
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Sun 4/26
6:00 pm-5:20 pm
1 stop17h 20m
Faro
Thu 4/30
6:10 pm-4:00 pm
1 stop27h 50m
$846
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Tue 5/12
4:20 pm-7:30 pm
1 stop21h 10m
Faro
Tue 5/19
8:15 pm-2:30 pm
1 stop24h 15m
$846
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Mon 9/21
7:35 pm-5:25 pm
2 stops15h 50m
Faro
Tue 9/29
8:35 pm-2:30 pm
1 stop23h 55m
$850
ChicagoPorto
ORD - OPO
ORDOPO
Chicago O'Hare Intl
Sun 5/3
7:12 pm-6:10 pm
2 stops16h 58m
Porto
Sun 5/10
5:00 am-2:15 pm
1 stop15h 15m
$853
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Mon 9/21
7:35 pm-5:25 pm
2 stops15h 50m
Faro
Mon 9/28
9:45 pm-4:36 pm
2 stops24h 51m
$860
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from O'Hare Intl with our price prediction graph.
ORD-LIS
ORD-FNC
ORD-FAO
ORD-PDL
ORD-OPO
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 Chicago O'Hare Intl Airport to Portugal
ORD-PT0
ORD-LIS
ORD-FNC
ORD-FAO
ORD-PDL
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Portugal?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Portugal (average of $382). Flying from Chicago O'Hare Intl Airport to Portugal in June is currently the most expensive (average of $680). 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 ORD to PT?
Find hourly flight availability from O'Hare Intl 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 April 2, 2026.
When flying from Chicago O'Hare Intl Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Chicago to Portugal delayed?
About 40% of weekly flights between Chicago and Portugal have experienced delays in the past year, with the average delay time being 142 minutes.
What is the most punctual flight time for Chicago to Portugal flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Portugal flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 39% of flights being delayed.
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 April 2, 2026.
Get a feel of what it's like to fly with United Airlines,Aer Lingus, andAir Canada from Chicago O'Hare Intl Airport to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for O'Hare Intl to Portugal
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Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
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O'Hare Intl and Portugal flights
Browse other O'Hare Intl and Portugal flight options. Last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
O'Hare Intl to Portugal flights
Consider these flights traveling from O'Hare Intl to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from O'Hare Intl to Portugal
Discover the top 10 airlines that operate flights from O'Hare Intl 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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$369 | Average$478 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$371 | Average$535 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$450 | Average$807 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$470 | Average$625 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$483 | Average$682 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$489 | Average$685 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$492 | Average$645 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$496 | Average$712 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$497 | Average$868 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$503 | Average$600 | FlexibilityNo cancel fee | On-time72% |