$328+ Cheap flights from Philadelphia (PHL) to Portugal
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIS
Oct 22 — Oct 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Portugal
Cheapest
Best
Last-minute
One-way
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 September 22, 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 September 22, 2026.
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/259:15 pm -
Nonstop6h 50m
Thu 12/36:30 am -
1 stop14h 20m
Deal found 9/17![Finnair logo]()
$599
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:20 pm -
1 stop14h 20m
Tue 11/1712:50 pm -
1 stop30h 54m
Deal found 9/18![Multiple Airlines logo]()
$601
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:35 pm -
1 stop18h 10m
Thu 12/36:30 am -
1 stop14h 20m
Deal found 9/17![Multiple Airlines logo]()
$602
This Rumbo deal was found by Cheapflights users on 9/18. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:40 am -
2 stops18h 20m
Tue 11/1711:15 am -
1 stop12h 57m
Deal found 9/18![Virgin Atlantic logo]()
$603
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/259:15 pm -
Nonstop6h 50m
Thu 12/311:05 am -
Nonstop8h 00m
Deal found 9/17![British Airways logo]()
$605
This Gotogate deal was found by Cheapflights users on 9/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:05 pm -
2 stops12h 35m
Tue 11/1712:50 pm -
2 stops15h 06m
Deal found 9/18![Air Canada logo]()
$609
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:15 pm -
Nonstop6h 50m
Wed 12/28:45 pm -
1 stop24h 05m
Deal found 9/17![Iberia logo]()
$610
This American Airlines deal was found by Cheapflights users on 9/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:25 pm -
1 stop14h 30m
Wed 11/46:30 am -
1 stop14h 05m
Deal found 9/18![American Airlines logo]()
$613
This Finnair deal was found by Cheapflights users on 9/18. 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.
Mon 11/99:15 pm -
Nonstop6h 50m
Tue 11/176:30 am -
1 stop14h 05m
Deal found 9/18![Finnair logo]()
$615
This Finnair deal was found by Cheapflights users on 9/21. 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 11/99:15 pm -
Nonstop6h 50m
Wed 11/186:30 am -
1 stop14h 05m
Deal found 9/21![Multiple Airlines logo]()
$617
This Finnair deal was found by Cheapflights users on 9/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:45 pm -
1 stop19h 15m
Mon 11/168:40 pm -
1 stop23h 55m
Deal found 9/20![Multiple Airlines logo]()
$629
This Orbitz deal was found by Cheapflights users on 9/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:35 pm -
1 stop17h 15m
Wed 11/118:20 am -
2 stops17h 40m
Deal found 9/17![British Airways logo]()
$631
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 September 22, 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 September 22, 2026.
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:35 pm -
1 stop22h 20m
Wed 11/411:05 am -
Nonstop7h 55m
Deal found 9/18![British Airways logo]()
$619
This Finnair deal was found by Cheapflights users on 9/21. 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 11/99:15 pm -
Nonstop6h 50m
Wed 11/1811:05 am -
Nonstop7h 55m
Deal found 9/21![Finnair logo]()
$624
This Finnair deal was found by Cheapflights users on 9/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:15 pm -
Nonstop6h 50m
Mon 11/168:45 pm -
1 stop23h 50m
Deal found 9/17![Multiple Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 9/20. 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 11/43:20 pm -
1 stop10h 35m
Wed 11/1111:55 am -
1 stop16h 36m
Deal found 9/20![United Airlines logo]()
$637
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:10 am -
2 stops21h 05m
Wed 11/115:00 am -
2 stops19h 12m
Deal found 9/20![Delta logo]()
$646
This Justfly.com deal was found by Cheapflights users on 9/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm -
1 stop13h 00m
Sun 11/16:00 am -
1 stop15h 05m
Deal found 9/19![Lufthansa logo]()
$696
This Air Canada deal was found by Cheapflights users on 9/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:15 am -
2 stops23h 35m
Sat 11/76:00 am -
2 stops21h 56m
Deal found 9/20![Air Canada logo]()
$727
This KLM deal was found by Cheapflights users on 9/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:35 pm -
2 stops36h 00m
Sun 11/2210:10 am -
2 stops35h 25m
Deal found 9/18![KLM logo]()
$731
This Priceline deal was found by Cheapflights users on 9/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:16 pm -
2 stops37h 24m
Wed 11/113:05 pm -
2 stops30h 00m
Deal found 9/20![SWISS logo]()
$912
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/22. 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 3/1912:15 pm -
2 stops28h 00m
Wed 3/315:50 am -
2 stops21h 41m
Deal found 9/22![TAP AIR PORTUGAL logo]()
$986
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 3/1212:22 pm -
2 stops17h 38m
Mon 3/151:40 pm -
1 stop29h 10m
Deal found 9/21![American Airlines logo]()
$1,028
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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.
Fri 10/168:25 pm -
1 stop17h 35m
Mon 10/198:05 pm -
2 stops25h 35m
Deal found 9/21![Aer Lingus logo]()
$1,187
This British Airways deal was found by Cheapflights users on 9/21. 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 11/46:35 pm -
1 stop15h 20m
Mon 11/912:55 pm -
1 stop32h 20m
Deal found 9/21![British Airways logo]()
$641
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sun 1/3111:17 am -
2 stops15h 53m
Wed 3/3110:25 am -
2 stops19h 12m
Deal found 9/18![United Airlines logo]()
$648
This United deal was found by Cheapflights users on 9/21. 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.
Sun 12/66:19 am -
2 stops20h 51m
Sun 12/205:00 am -
1 stop16h 05m
Deal found 9/21![Multiple Airlines logo]()
$670
This Finnair deal was found by Cheapflights users on 9/21. 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.
Fri 12/119:25 pm -
Nonstop6h 40m
Thu 12/179:40 am -
Nonstop8h 00m
Deal found 9/21![Finnair logo]()
$674
This Finnair deal was found by Cheapflights users on 9/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:50 pm -
1 stop15h 15m
Thu 12/176:30 am -
1 stop14h 20m
Deal found 9/20![Multiple Airlines logo]()
$676
This United Airlines deal was found by Cheapflights users on 9/22. 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 -
2 stops21h 05m
Fri 11/1310:15 am -
2 stops18h 15m
Deal found 9/22![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 12/106:19 am -
2 stops23h 01m
Wed 12/1611:55 am -
1 stop12h 07m
Deal found 9/19![United Airlines logo]()
$693
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:15 am -
2 stops29h 45m
Wed 11/116:25 am -
3 stops21h 31m
Deal found 9/20![Multiple Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/137:10 pm -
2 stops34h 55m
Sat 11/145:00 am -
2 stops40h 21m
Deal found 9/22![United Airlines logo]()
$694
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/22. 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 3/196:00 am -
2 stops31h 10m
Thu 3/259:15 pm -
2 stops29h 16m
Deal found 9/22![TAP AIR PORTUGAL logo]()
$986
This British Airways deal was found by Cheapflights users on 9/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:55 pm -
2 stops13h 45m
Sat 11/78:40 pm -
1 stop23h 55m
Deal found 9/20![Multiple Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Mon 11/27:40 pm -
2 stops32h 50m
Mon 11/912:30 pm -
1 stop32h 35m
Deal found 9/18![United Airlines logo]()
$695
This FlightHub deal was found by Cheapflights users on 9/18. 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.
Sat 2/277:50 pm -
1 stop32h 35m
Sat 3/61:45 pm -
1 stop31h 30m
Deal found 9/18![British Airways logo]()
$994
This Finnair deal was found by Cheapflights users on 9/22. 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.
Fri 2/267:50 pm -
1 stop19h 10m
Sun 3/712:25 pm -
2 stops31h 45m
Deal found 9/22![Multiple Airlines logo]()
$751
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/55:40 pm -
1 stop16h 30m
Thu 11/126:00 am -
1 stop15h 05m
Deal found 9/21![United Airlines logo]()
$698
This British Airways deal was found by Cheapflights users on 9/21. 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 11/27:40 pm -
1 stop14h 55m
Wed 11/182:10 pm -
1 stop30h 35m
Deal found 9/21![Multiple Airlines logo]()
$782
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/63:20 pm -
2 stops19h 00m
Fri 11/1312:35 pm -
2 stops26h 41m
Deal found 9/22![United Airlines logo]()
$712
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/20. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:00 am -
2 stops24h 00m
Wed 11/1811:50 am -
2 stops35h 04m
Deal found 9/20![TAP AIR PORTUGAL logo]()
$1,173
Last-minute flights from Philadelphia to PortugalDiscover last-minute flight deals from Philadelphia to Portugal. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Portugal. Data last updated September 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/2011:05 am -
2 stops17h 40m
Tue 10/276:00 am -
1 stop15h 05m
Deal found 9/22![United Airlines logo]()
$719
This FlightHub deal was found by Cheapflights users on 9/18. 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.
Sun 10/256:40 pm -
1 stop13h 00m
Sun 11/16:00 am -
1 stop15h 05m
Deal found 9/18![Lufthansa logo]()
$696
This American Airlines deal was found by Cheapflights users on 9/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:25 pm -
1 stop14h 30m
Wed 11/46:30 am -
1 stop14h 05m
Deal found 9/18![American Airlines logo]()
$613
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:35 pm -
1 stop22h 20m
Wed 11/411:05 am -
Nonstop7h 55m
Deal found 9/18![British Airways logo]()
$619
This Finnair deal was found by Cheapflights users on 9/18. 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.
Mon 10/2610:00 pm -
Nonstop7h 05m
Wed 11/411:05 am -
Nonstop7h 55m
Deal found 9/18![Finnair logo]()
$622
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Mon 10/2610:30 am -
2 stops17h 40m
Wed 11/410:15 am -
2 stops18h 16m
Deal found 9/18![United Airlines logo]()
$627
This Delta deal was found by Cheapflights users on 9/22. 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 10/2612:25 pm -
1 stop16h 35m
Wed 11/411:15 am -
2 stops16h 53m
Deal found 9/22![Delta logo]()
$629
This British Airways deal was found by Cheapflights users on 9/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:00 pm -
Nonstop7h 05m
Wed 11/411:05 am -
Nonstop7h 55m
Deal found 9/17![British Airways logo]()
$624
This Iberia deal was found by Cheapflights users on 9/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:00 pm -
Nonstop7h 05m
Wed 11/48:45 pm -
1 stop23h 50m
Deal found 9/19![Iberia logo]()
$628
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:15 am -
2 stops23h 35m
Sat 11/76:00 am -
2 stops21h 56m
Deal found 9/18![Air Canada logo]()
$727
This United deal was found by Cheapflights users on 9/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:46 pm -
2 stops34h 44m
Sun 11/86:00 am -
1 stop15h 05m
Deal found 9/20![Multiple Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/317:40 pm -
2 stops33h 50m
Sun 11/86:00 am -
2 stops32h 52m
Deal found 9/20![United Airlines logo]()
$678
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 September 22, 2026.
Search for one-way flight options from Philadelphia to Portugal. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/175:45 pm -
2 stops58h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Mon 11/169:09 pm -
3 stops41h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sat 11/147:25 pm -
3 stops44h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$344
This Expedia deal was found by Cheapflights users on 9/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2110:25 pm -
Nonstop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Iberia logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/179:09 pm -
3 stops42h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$348
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 3/177:35 pm -
1 stop22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![British Airways logo]()
$351
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/167:35 pm -
1 stop15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![British Airways logo]()
$355
This Travelocity deal was found by Cheapflights users on 9/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1710:25 pm -
Nonstop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Iberia logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/148:30 am -
3 stops34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 9/21. 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 3/1710:15 am -
2 stops19h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/249:09 pm -
3 stops41h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/26:15 am -
3 stops24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$368
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 September 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $599 (Expedia) |
One-way from | $328 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $1,299 |
Good round-trip deal | $962 or less |
Good one-way deal | $486 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 7,457,451 searches. Data last updated September 22, 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 Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Sun 3/21
7:35 pm-5:45 pm
1 stop18h 10m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$355
PhiladelphiaLisbon
PHL Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Mon 3/15
7:35 pm-2:55 pm
1 stop15h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$355
PhiladelphiaLisbon
PHL Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Mon 3/15
10:05 am-8:10 am
2 stops18h 05m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
PhiladelphiaLisbon
PHL Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Wed 3/17
6:10 am-8:10 am
2 stops22h 00m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
PhiladelphiaLisbon
PHL Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Sun 3/14
6:10 am-10:05 am
2 stops23h 55m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
PhiladelphiaPorto
PHL Philadelphia - OPO Porto
PHLOPO
Philadelphia
Wed 3/17
10:15 am-9:30 am
2 stops19h 15m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
PhiladelphiaPorto
PHL Philadelphia - OPO Porto
PHLOPO
Philadelphia
Mon 3/15
6:10 am-9:30 am
2 stops23h 20m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
PhiladelphiaPorto
PHL Philadelphia - OPO Porto
PHLOPO
Philadelphia
Sun 3/14
1:20 pm-10:35 am
2 stops17h 15m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$364
PhiladelphiaLisbon
PHL Philadelphia - LIS Lisbon Humberto Delgado
PHLLIS
Philadelphia
Sun 3/21
6:10 am-6:55 am
2 stops20h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$364
PhiladelphiaPorto
PHL Philadelphia - OPO Porto
PHLOPO
Philadelphia
Sat 3/20
7:00 pm-9:30 am
2 stops34h 30m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$377
Showing 1-10 of 48 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-TER
PHL-FNC
PHL-FAO
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-TER
PHL-FNC
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 $755). Flying from Philadelphia to Portugal in June is currently the most expensive (average of $1,521). 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 September 22, 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 September 22, 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 6 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 September 22, 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
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Boarding
7.7
Comfort
7.4
Food
6.7
Entertainment
6.9
Crew
8.2
Overall
7.6
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Philadelphia 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 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 September 22, 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 7 airlines flying from Philadelphia to Portugal
Discover the top 7 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 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$489 | Average$925 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$496 | Average$979 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$537 | Average$835 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$622 | Average$865 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$634 | Average$989 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$665 | Average$1,139 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$758 | Average$1,194 | FlexibilityNo cancel fee | On-time71% |