$279+ Cheap flights from Philadelphia (PHL) 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIS
Jul 20 — Jul 271
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Portugal with Cheapflights
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Cheapest flights from Philadelphia to PortugalExplore the most affordable flight options available from Philadelphia to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
Explore the most affordable flight options available from Philadelphia to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
This Gotogate deal was found by Cheapflights users on 6/19. 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.
Tue 11/173:20 pm
PHL
- LIS
1 stop13h 30m
Multiple Airlines
Sun 11/2211:20 am
LIS
- PHL
1 stop32h 24m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$679
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Mon 11/911:39 am
PHL
- OPO
2 stops16h 51m
United Airlines
Tue 11/176:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/17![United Airlines logo]()
$701
This United Airlines deal was found by Cheapflights users on 6/19. 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 12/68:00 pm
PHL
- LIS
1 stop9h 05m
United Airlines
Tue 12/811:20 am
LIS
- PHL
2 stops30h 05m
United Airlines
Deal found 6/19![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 6/17. 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 11/106:10 am
PHL
- OPO
2 stops22h 20m
United Airlines
Tue 11/1712:35 pm
OPO
- PHL
2 stops28h 50m
United Airlines
Deal found 6/17![United Airlines logo]()
$711
This United Airlines deal was found by Cheapflights users on 6/17. 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 11/810:15 am
PHL
- OPO
2 stops20h 30m
United Airlines
Tue 11/176:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/17![United Airlines logo]()
$716
This Gotogate deal was found by Cheapflights users on 6/19. 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.
Wed 10/1410:05 am
PHL
- LIS
1 stop18h 15m
Multiple Airlines
Tue 10/206:45 am
LIS
- PHL
2 stops19h 47m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$719
This KAYAK deal was found by Cheapflights users on 6/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:00 pm
PHL
- OPO
2 stops41h 15m
SWISS
Mon 11/167:20 pm
OPO
- PHL
2 stops31h 12m
SWISS
Deal found 6/17![SWISS logo]()
$723
This United Airlines deal was found by Cheapflights users on 6/17. 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 10/133:25 pm
PHL
- OPO
1 stop10h 35m
United Airlines
Wed 10/2111:20 am
OPO
- PHL
2 stops30h 05m
United Airlines
Deal found 6/17![United Airlines logo]()
$724
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Mon 10/1210:40 am
PHL
- OPO
2 stops39h 20m
Air Canada
Wed 10/2111:20 am
OPO
- PHL
2 stops32h 23m
Air Canada
Deal found 6/17![Air Canada logo]()
$729
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Tue 10/133:25 pm
PHL
- OPO
1 stop10h 35m
Air Canada
Thu 10/226:20 am
OPO
- PHL
2 stops37h 27m
Air Canada
Deal found 6/17![Air Canada logo]()
$730
This United Airlines deal was found by Cheapflights users on 6/19. 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 10/136:15 am
PHL
- LIS
1 stop23h 15m
United Airlines
Tue 10/2011:25 am
LIS
- PHL
1 stop32h 22m
United Airlines
Deal found 6/19![United Airlines logo]()
$733
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Wed 10/1410:05 am
PHL
- OPO
2 stops20h 20m
Air Canada
Wed 10/2111:20 am
OPO
- PHL
2 stops32h 23m
Air Canada
Deal found 6/17![Air Canada logo]()
$733
Best flights from Philadelphia to PortugalDiscover carefully curated flight deals from Philadelphia to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Philadelphia to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This United Airlines deal was found by Cheapflights users on 6/19. 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 12/610:15 am
PHL
- LIS
2 stops16h 55m
United Airlines
Tue 12/811:20 am
LIS
- PHL
2 stops30h 05m
United Airlines
Deal found 6/19![United Airlines logo]()
$712
This British Airways deal was found by Cheapflights users on 6/15. 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 10/410:20 pm
PHL
- OPO
1 stop17h 15m
British Airways
Thu 10/158:20 am
OPO
- PHL
1 stop14h 30m
British Airways
Deal found 6/15![British Airways logo]()
$765
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 8/116:00 am
PHL
- OPO
2 stops21h 30m
Delta
Wed 8/195:00 am
OPO
- PHL
2 stops16h 49m
Delta
Deal found 6/17![Delta logo]()
$772
This KLM deal was found by Cheapflights users on 6/19. 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 11/162:12 pm
PHL
- FNC
2 stops38h 23m
KLM
Sun 11/2210:10 am
FNC
- PHL
2 stops19h 41m
KLM
Deal found 6/19![KLM logo]()
$839
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:17 pm
PHL
- FNC
2 stops35h 13m
Multiple Airlines
Sun 11/222:10 pm
FNC
- PHL
1 stop30h 40m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$869
This FlightHub deal was found by Cheapflights users on 6/18. 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 10/286:00 am
PHL
- FNC
2 stops24h 10m
TAP AIR PORTUGAL
Mon 11/29:15 pm
FNC
- PHL
2 stops30h 21m
TAP AIR PORTUGAL
Deal found 6/18![TAP AIR PORTUGAL logo]()
$902
This Finnair deal was found by Cheapflights users on 6/15. 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 12/149:25 pm
PHL
- LIS
Nonstop6h 40m
Finnair
Mon 12/2111:05 am
LIS
- PHL
Nonstop8h 00m
Finnair
Deal found 6/15![Finnair logo]()
$931
This Justfly.com deal was found by Cheapflights users on 6/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:25 pm
PHL
- FAO
1 stop18h 00m
Aer Lingus
Sun 8/98:05 pm
FAO
- PHL
1 stop27h 50m
Aer Lingus
Deal found 6/18![Aer Lingus logo]()
$1,294
This United Airlines deal was found by Cheapflights users on 6/20. 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 9/197:40 pm
PHL
- OPO
2 stops30h 15m
United Airlines
Tue 9/296:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/20![United Airlines logo]()
$767
This Delta deal was found by Cheapflights users on 6/19. 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 11/309:42 am
PHL
- LIS
2 stops17h 18m
Delta
Sun 12/65:00 am
LIS
- PHL
2 stops20h 37m
Delta
Deal found 6/19![Delta logo]()
$833
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 10/2911:39 am
PHL
- OPO
2 stops17h 51m
United Airlines
Sat 11/76:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/16![United Airlines logo]()
$801
This Delta deal was found by Cheapflights users on 6/17. 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 11/11:20 pm
PHL
- LIS
1 stop14h 40m
Delta
Sat 11/711:15 am
LIS
- PHL
1 stop13h 52m
Delta
Deal found 6/17![Delta logo]()
$840
This Mytrip deal was found by Cheapflights users on 6/16. 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 10/128:25 pm
PHL
- FAO
1 stop18h 30m
Multiple Airlines
Tue 10/208:00 am
FAO
- PHL
1 stop15h 55m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$963
This Cheapflightsfares deal was found by Cheapflights users on 6/18. 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.
Wed 8/268:28 am
PHL
- FNC
2 stops29h 07m
TAP AIR PORTUGAL
Wed 9/29:55 pm
FNC
- PHL
2 stops27h 05m
TAP AIR PORTUGAL
Deal found 6/18![TAP AIR PORTUGAL logo]()
$963
This Finnair deal was found by Cheapflights users on 6/15. 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.
Tue 9/299:20 pm
PHL
- LIS
Nonstop6h 45m
Finnair
Thu 10/226:35 am
LIS
- PHL
1 stop16h 15m
Finnair
Deal found 6/15![Finnair logo]()
$980
This KLM deal was found by Cheapflights users on 6/19. 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 9/26:55 pm
PHL
- FAO
2 stops19h 35m
KLM
Mon 9/79:45 pm
FAO
- PHL
2 stops28h 55m
KLM
Deal found 6/19![KLM logo]()
$986
This United Airlines deal was found by Cheapflights users on 6/15. 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 7/77:45 pm
PHL
- OPO
2 stops30h 15m
United Airlines
Thu 7/2311:50 am
OPO
- PHL
2 stops38h 29m
United Airlines
Deal found 6/15![United Airlines logo]()
$824
This British Airways deal was found by Cheapflights users on 6/15. 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 10/267:35 pm
PHL
- FNC
1 stop14h 40m
British Airways
Wed 11/43:10 pm
FNC
- PHL
1 stop30h 05m
British Airways
Deal found 6/15![British Airways logo]()
$1,005
This Delta deal was found by Cheapflights users on 6/17. 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 10/318:45 pm
PHL
- LIS
1 stop32h 15m
Delta
Sun 11/811:15 am
LIS
- PHL
1 stop16h 23m
Delta
Deal found 6/17![Delta logo]()
$845
This Mytrip deal was found by Cheapflights users on 6/19. 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 9/2310:05 am
PHL
- FNC
3 stops32h 50m
Multiple Airlines
Wed 9/307:00 pm
FNC
- PHL
2 stops31h 32m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$973
This United Airlines deal was found by Cheapflights users on 6/20. 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.
Thu 10/811:20 am
PHL
- OPO
2 stops38h 50m
United Airlines
Wed 10/2111:20 am
OPO
- PHL
2 stops30h 05m
United Airlines
Deal found 6/20![United Airlines logo]()
$824
This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:20 pm
PHL
- FAO
2 stops39h 50m
British Airways
Tue 10/2011:30 am
FAO
- PHL
2 stops28h 37m
British Airways
Deal found 6/16![British Airways logo]()
$1,013
This Finnair deal was found by Cheapflights users on 6/18. 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 10/1410:20 pm
PHL
- LIS
1 stop19h 55m
Multiple Airlines
Sat 10/246:35 am
LIS
- PHL
2 stops22h 24m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$974
This United Airlines deal was found by Cheapflights users on 6/19. 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 9/87:40 pm
PHL
- OPO
2 stops30h 15m
United Airlines
Wed 9/1611:20 am
OPO
- PHL
2 stops30h 03m
United Airlines
Deal found 6/19![United Airlines logo]()
$825
This Delta deal was found by Cheapflights users on 6/16. 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 12/149:42 am
PHL
- LIS
2 stops17h 18m
Delta
Mon 12/215:30 am
LIS
- PHL
2 stops19h 36m
Delta
Deal found 6/16![Delta logo]()
$946
This British Airways deal was found by Cheapflights users on 6/16. 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 11/259:25 pm
PHL
- LIS
Nonstop6h 40m
Multiple Airlines
Sun 11/293:55 pm
LIS
- PHL
1 stop29h 20m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$984
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/17. 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 11/86:30 pm
PHL
- PDL
2 stops20h 05m
TAP AIR PORTUGAL
Thu 11/126:30 am
PDL
- PHL
2 stops20h 06m
TAP AIR PORTUGAL
Deal found 6/17![TAP AIR PORTUGAL logo]()
$1,198
This United Airlines deal was found by Cheapflights users on 6/20. 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.
Thu 10/85:40 pm
PHL
- OPO
1 stop12h 35m
United Airlines
Fri 10/236:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/20![United Airlines logo]()
$833
This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 11/259:40 am
PHL
- LIS
1 stop18h 20m
Delta
Sun 11/2911:15 am
LIS
- PHL
1 stop16h 23m
Delta
Deal found 6/16![Delta logo]()
$956
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/96:15 am
PHL
- OPO
2 stops28h 30m
United Airlines
Tue 10/206:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/20![United Airlines logo]()
$837
Last-minute flights from Philadelphia to PortugalDiscover last-minute flight deals from Philadelphia to Portugal. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Portugal. Data last updated June 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/110:39 am
PHL
- OPO
2 stops15h 16m
United Airlines
Wed 7/86:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/16![United Airlines logo]()
$894
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/73:10 pm
PHL
- OPO
2 stops13h 35m
United Airlines
Thu 7/236:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/17![United Airlines logo]()
$824
This Ovago deal was found by Cheapflights users on 6/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:15 pm
PHL
- OPO
1 stop30h 25m
Multiple Airlines
Thu 7/238:20 am
OPO
- PHL
1 stop14h 20m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$882
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Thu 7/911:38 am
PHL
- OPO
2 stops17h 07m
United Airlines
Wed 7/156:00 am
OPO
- PHL
1 stop15h 05m
United Airlines
Deal found 6/17![United Airlines logo]()
$889
This United Airlines deal was found by Cheapflights users on 6/18. 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 7/103:25 pm
PHL
- OPO
1 stop10h 35m
United Airlines
Fri 7/176:00 am
OPO
- PHL
2 stops22h 20m
United Airlines
Deal found 6/18![United Airlines logo]()
$893
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Mon 7/133:25 pm
PHL
- OPO
1 stop10h 35m
United Airlines
Sat 10/106:00 am
OPO
- PHL
2 stops33h 11m
United Airlines
Deal found 6/19![United Airlines logo]()
$826
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Mon 7/133:10 pm
PHL
- PDL
2 stops13h 30m
United Airlines
Tue 7/2111:00 am
PDL
- PHL
2 stops27h 30m
United Airlines
Deal found 6/19![United Airlines logo]()
$846
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/147:45 pm
PHL
- OPO
2 stops33h 00m
United Airlines
Tue 7/2112:15 pm
OPO
- PHL
1 stop31h 34m
United Airlines
Deal found 6/16![United Airlines logo]()
$820
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/149:29 am
PHL
- LIS
2 stops29h 26m
Multiple Airlines
Sat 9/1911:25 am
LIS
- PHL
1 stop12h 30m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$959
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/151:28 pm
PHL
- LIS
2 stops26h 02m
Multiple Airlines
Sat 9/1911:25 am
LIS
- PHL
1 stop12h 30m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Thu 7/166:10 am
PHL
- OPO
2 stops22h 35m
United Airlines
Thu 7/2311:50 am
OPO
- PHL
2 stops35h 02m
United Airlines
Deal found 6/17![United Airlines logo]()
$885
This Flysmarter deal was found by Cheapflights users on 6/15. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/301:10 pm
PHL
- OPO
2 stops14h 20m
Multiple Airlines
Thu 8/65:00 am
OPO
- PHL
2 stops16h 49m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$879
One-way flights from Philadelphia to PortugalSearch for one-way flight options from Philadelphia to Portugal. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Philadelphia to Portugal. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 10/125:15 am
PHL
- LIS
2 stops34h 55m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 8/1610:59 pm
PHL
- LIS
2 stops50h 51m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/149:29 am
PHL
- LIS
3 stops30h 51m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 8/1110:59 pm
PHL
- LIS
2 stops42h 16m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/151:28 pm
PHL
- LIS
3 stops50h 52m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/2810:30 am
PHL
- LIS
1 stop19h 50m
United Airlines
Deal found 6/20![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 9/137:20 am
PHL
- LIS
2 stops34h 05m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 10/2511:23 am
PHL
- LIS
2 stops28h 52m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$336
This oojo deal was found by Cheapflights users on 6/19. 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 11/39:17 pm
PHL
- LIS
2 stops31h 38m
British Airways
Deal found 6/19![British Airways logo]()
$341
This oojo deal was found by Cheapflights users on 6/19. 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 10/287:35 pm
PHL
- LIS
1 stop15h 15m
British Airways
Deal found 6/19![British Airways logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 9/283:25 pm
PHL
- FAO
2 stops20h 30m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 9/283:25 pm
PHL
- OPO
3 stops25h 30m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$351
Find flight deals from Philadelphia to Portugal
Keep the following information in mind while searching for Philadelphia to Portugal flight deals. Data was last updated June 20, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $701 (United Airlines) |
One-way from | $279 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,548 |
Good round-trip deal | $1,064 or less |
Good one-way deal | $738 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 June 20, 2026.
Use the filters below to find and compare flights from Philadelphia to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Sun 12/6
10:15 am-8:10 am
2 stops16h 55m
Lisbon Humberto Delgado
Tue 12/8
11:20 am-12:25 pm
2 stops30h 05m
$712
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Sun 10/4
10:20 pm-8:35 pm
1 stop17h 15m
Porto
Thu 10/15
8:20 am-5:50 pm
1 stop14h 30m
$765
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Sat 9/19
7:40 pm-6:55 am
2 stops30h 15m
Porto
Tue 9/29
6:00 am-4:05 pm
1 stop15h 05m
$767
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Tue 8/11
6:00 am-8:30 am
2 stops21h 30m
Porto
Wed 8/19
5:00 am-4:49 pm
2 stops16h 49m
$772
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Thu 10/29
11:39 am-9:30 am
2 stops17h 51m
Porto
Sat 11/7
6:00 am-4:05 pm
1 stop15h 05m
$801
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Tue 7/7
7:45 pm-7:00 am
2 stops30h 15m
Porto
Thu 7/23
11:50 am-9:19 pm
2 stops38h 29m
$824
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Thu 10/8
11:20 am-7:10 am
2 stops38h 50m
Porto
Wed 10/21
11:20 am-12:25 pm
2 stops30h 05m
$824
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Tue 9/8
7:40 pm-6:55 am
2 stops30h 15m
Porto
Wed 9/16
11:20 am-12:23 pm
2 stops30h 03m
$825
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Mon 11/30
9:42 am-8:00 am
2 stops17h 18m
Lisbon Humberto Delgado
Sun 12/6
5:00 am-8:37 pm
2 stops20h 37m
$833
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Thu 10/8
5:40 pm-11:15 am
1 stop12h 35m
Porto
Fri 10/23
6:00 am-4:05 pm
1 stop15h 05m
$833
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Philadelphia with our price prediction graph.
PHL-LIS
PHL-OPO
PHL-FNC
PHL-FAO
PHL-PDL
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 Philadelphia to Portugal
PHL-PT0
PHL-LIS
PHL-OPO
PHL-FNC
PHL-FAO
What is the cheapest month to book a flight from Philadelphia to Portugal?
Currently, March is the cheapest month in which you can book a flight from Philadelphia to Portugal (average of $106). Flying from Philadelphia to Portugal in September is currently the most expensive (average of $634). 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 PHL to PT?
Find hourly flight availability from Philadelphia 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 June 20, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Portugal as you normally would.
Weekly flight availability from Philadelphia to Portugal
Explore weekly flight availability from Philadelphia to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 20, 2026.
The most flights from PHL to PT0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
How far ahead should I book a flight from Philadelphia to Portugal?
The best time to book flights from Philadelphia to Portugal is 60 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 June 20, 2026.
Read reviews from past customers who have flown Finnair,Aer Lingus, andAmerican Airlines from Philadelphia to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Food
6.7
Overall
7.7
Crew
8.2
Comfort
7.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Related info for your journey
Find useful and relevant information for your journey from Philadelphia 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 Philadelphia 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.
Search flights from Philadelphia to Portugal by cabin class
Find flights from Philadelphia to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Portugal flights
Browse other Philadelphia and Portugal flight options. Last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Philadelphia to Portugal flights
Consider these flights traveling from Philadelphia to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 8 airlines flying from Philadelphia to Portugal
Discover the top 8 airlines that operate flights from Philadelphia 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 June 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$489 | Average$840 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$530 | Average$859 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$549 | Average$934 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$593 | Average$939 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$622 | Average$1,039 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$631 | Average$813 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$684 | Average$1,159 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$739 | Average$1,009 | FlexibilityNo cancel fee | On-time76% |