$313+ Cheap flights from Reagan-National (DCA) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIS
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Cheapest flights from Reagan-National to PortugalExplore the most affordable flight options available from Reagan-National to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Reagan-National to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:05 am -
2 stops18h 45m
Wed 12/96:25 am -
2 stops20h 34m
Deal found 10/21![Multiple Airlines logo]()
$599
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:05 am -
2 stops19h 30m
Sat 12/128:00 pm -
3 stops30h 59m
Deal found 10/21![Multiple Airlines logo]()
$605
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:05 pm -
3 stops22h 15m
Tue 11/245:00 am -
3 stops21h 59m
Deal found 10/21![Multiple Airlines logo]()
$613
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:59 am -
2 stops22h 41m
Fri 12/1111:20 am -
2 stops16h 18m
Deal found 10/22![Air Canada logo]()
$703
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:05 am -
2 stops18h 10m
Mon 11/165:10 pm -
3 stops33h 49m
Deal found 10/21![Multiple Airlines logo]()
$704
This Trip.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Tue 12/19:40 am -
1 stop18h 40m
Tue 12/812:50 pm -
1 stop31h 34m
Deal found 10/24![Air Canada logo]()
$708
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:05 am -
2 stops25h 10m
Tue 11/175:40 pm -
3 stops33h 19m
Deal found 10/22![Multiple Airlines logo]()
$709
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:05 am -
2 stops24h 35m
Mon 11/165:10 pm -
3 stops33h 49m
Deal found 10/21![Multiple Airlines logo]()
$714
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:40 am -
1 stop18h 15m
Mon 12/711:20 am -
1 stop16h 18m
Deal found 10/21![Air Canada logo]()
$720
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:59 am -
2 stops18h 56m
Wed 12/911:20 am -
1 stop13h 38m
Deal found 10/21![Air Canada logo]()
$723
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3012:55 pm -
3 stops16h 45m
Sat 12/511:20 am -
1 stop11h 58m
Deal found 10/21![Air Canada logo]()
$727
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:05 am -
2 stops17h 35m
Sun 11/155:00 am -
3 stops21h 59m
Deal found 10/21![Multiple Airlines logo]()
$728
Best flights from Reagan-National to PortugalDiscover carefully curated flight deals from Reagan-National to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Reagan-National to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 1/1112:59 pm -
2 stops16h 36m
Tue 1/195:00 am -
2 stops18h 05m
Deal found 10/23![Delta logo]()
$749
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/2510:59 am -
1 stop17h 31m
Wed 12/212:35 pm -
2 stops38h 24m
Deal found 10/24![United Airlines logo]()
$759
This United deal was found by Cheapflights users on 10/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:59 am -
1 stop17h 31m
Tue 11/246:00 am -
2 stops18h 58m
Deal found 10/22![Multiple Airlines logo]()
$779
This British Airways deal was found by Cheapflights users on 10/21. 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.
Tue 2/91:39 pm -
1 stop14h 26m
Tue 2/1611:05 am -
1 stop14h 54m
Deal found 10/21![British Airways logo]()
$806
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/205:29 pm -
2 stops14h 16m
Sat 3/2712:25 pm -
2 stops14h 47m
Deal found 10/20![American Airlines logo]()
$853
This KLM deal was found by Cheapflights users on 10/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/76:25 pm -
2 stops58h 10m
Sun 2/1410:10 am -
2 stops17h 54m
Deal found 10/21![KLM logo]()
$919
This Cheapflightsfares deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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.
Thu 3/252:04 pm -
2 stops26h 11m
Wed 3/318:35 am -
2 stops17h 37m
Deal found 10/25![TAP AIR PORTUGAL logo]()
$1,271
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/272:30 pm -
1 stop11h 50m
Tue 12/18:10 am -
2 stops27h 41m
Deal found 10/22![Multiple Airlines logo]()
$795
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 12/73:05 pm -
1 stop13h 25m
Mon 12/1412:35 pm -
1 stop14h 22m
Deal found 10/23![United Airlines logo]()
$799
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/305:50 pm -
1 stop9h 25m
Wed 1/65:55 am -
2 stops17h 37m
Deal found 10/21![Delta logo]()
$838
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/64:05 pm -
1 stop12h 25m
Sun 12/1312:35 pm -
1 stop14h 22m
Deal found 10/25![United Airlines logo]()
$799
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 am -
3 stops32h 35m
Sat 12/57:25 pm -
3 stops30h 34m
Deal found 10/22![Multiple Airlines logo]()
$804
This Delta deal was found by Cheapflights users on 10/20. 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.
Fri 11/1311:55 am -
2 stops17h 40m
Fri 11/275:00 am -
2 stops22h 26m
Deal found 10/20![Delta logo]()
$844
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/83:05 pm -
1 stop13h 25m
Wed 12/1612:35 pm -
1 stop14h 22m
Deal found 10/25![United Airlines logo]()
$831
This Justfly.com deal was found by Cheapflights users on 10/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:05 pm -
2 stops14h 40m
Sat 11/141:45 pm -
2 stops34h 38m
Deal found 10/21![British Airways logo]()
$1,008
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Fri 11/61:20 pm -
2 stops16h 15m
Wed 11/115:00 am -
2 stops16h 33m
Deal found 10/24![Delta logo]()
$844
This British Airways deal was found by Cheapflights users on 10/20. 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 2/49:00 am -
2 stops17h 40m
Sat 2/138:40 pm -
2 stops27h 41m
Deal found 10/20![Multiple Airlines logo]()
$899
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/253:13 pm -
1 stop13h 17m
Tue 12/112:35 pm -
1 stop14h 22m
Deal found 10/24![United Airlines logo]()
$839
This British Airways deal was found by Cheapflights users on 10/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/241:40 pm -
1 stop15h 25m
Wed 3/3111:05 am -
1 stop11h 24m
Deal found 10/22![British Airways logo]()
$1,080
This Ovago deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 12/111:20 am -
1 stop15h 00m
Tue 12/88:10 am -
2 stops27h 41m
Deal found 10/23![Multiple Airlines logo]()
$915
This KLM deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Sun 3/287:30 pm -
2 stops18h 00m
Sun 4/49:20 am -
2 stops19h 10m
Deal found 10/24![KLM logo]()
$1,237
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/107:55 pm -
1 stop31h 15m
Sun 11/1510:50 am -
1 stop27h 08m
Deal found 10/21![United Airlines logo]()
$895
This British Airways deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/239:38 pm -
1 stop30h 27m
Tue 12/2911:05 am -
1 stop15h 55m
Deal found 10/24![British Airways logo]()
$1,088
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 1/125:00 pm -
2 stops35h 30m
Wed 1/2010:25 am -
2 stops17h 39m
Deal found 10/23![Delta logo]()
$1,042
This KLM deal was found by Cheapflights users on 10/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/63:30 pm -
2 stops17h 20m
Sun 12/132:40 pm -
2 stops30h 51m
Deal found 10/22![KLM logo]()
$1,264
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:00 am -
2 stops20h 50m
Tue 1/126:30 am -
3 stops19h 29m
Deal found 10/23![Multiple Airlines logo]()
$974
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Tue 11/1712:00 pm -
2 stops21h 15m
Thu 11/2611:10 am -
2 stops26h 16m
Deal found 10/24![TAP AIR PORTUGAL logo]()
$1,512
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 1/115:00 pm -
2 stops35h 35m
Thu 1/2110:20 am -
2 stops37h 59m
Deal found 10/23![Delta logo]()
$1,042
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:00 am -
1 stop20h 55m
Sat 12/55:20 pm -
2 stops24h 25m
Deal found 10/21![Multiple Airlines logo]()
$979
This KLM deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 2/125:00 pm -
2 stops15h 50m
Mon 2/2210:05 am -
2 stops18h 25m
Deal found 10/25![KLM logo]()
$1,318
Last-minute flights from Reagan-National to PortugalDiscover last-minute flight deals from Reagan-National to Portugal. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Portugal. Data last updated October 26, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:05 am -
3 stops21h 25m
Wed 11/116:00 am -
2 stops21h 38m
Deal found 10/21![Air Canada logo]()
$742
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:59 am -
2 stops35h 31m
Tue 11/106:05 am -
3 stops35h 14m
Deal found 10/22![Multiple Airlines logo]()
$746
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:05 am -
2 stops17h 35m
Sun 11/155:00 am -
3 stops21h 59m
Deal found 10/21![Multiple Airlines logo]()
$728
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:05 am -
2 stops18h 10m
Mon 11/165:10 pm -
3 stops33h 49m
Deal found 10/21![Multiple Airlines logo]()
$704
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:05 am -
2 stops24h 35m
Mon 11/165:10 pm -
3 stops33h 49m
Deal found 10/21![Multiple Airlines logo]()
$714
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:05 am -
2 stops25h 10m
Tue 11/175:40 pm -
3 stops33h 19m
Deal found 10/22![Multiple Airlines logo]()
$709
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
3 stops22h 20m
Thu 11/196:05 am -
3 stops33h 19m
Deal found 10/22![Air Canada logo]()
$744
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:05 pm -
3 stops22h 15m
Tue 11/245:00 am -
3 stops21h 59m
Deal found 10/21![Multiple Airlines logo]()
$613
This Justfly.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Wed 11/256:00 am -
2 stops24h 50m
Thu 12/36:00 am -
2 stops21h 38m
Deal found 10/24![Air Canada logo]()
$733
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/255:02 pm -
1 stop10h 13m
Thu 12/35:00 am -
2 stops16h 38m
Deal found 10/24![Delta logo]()
$741
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
3 stops22h 20m
Wed 12/211:20 am -
1 stop16h 18m
Deal found 10/22![Air Canada logo]()
$738
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3012:55 pm -
3 stops16h 45m
Sat 12/511:20 am -
1 stop11h 58m
Deal found 10/21![Air Canada logo]()
$727
One-way flights from Reagan-National to PortugalSearch for one-way flight options from Reagan-National to Portugal. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Reagan-National to Portugal. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/141:00 pm -
2 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
2 stops49h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 pm -
2 stops35h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$320
This Expedia deal was found by Cheapflights users on 10/22. 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.
Mon 4/198:20 am -
2 stops18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 4/1912:30 pm -
1 stop16h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$340
This Iberia deal was found by Cheapflights users on 10/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/191:54 pm -
2 stops16h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Iberia logo]()
$344
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
2 stops19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$365
This Expedia deal was found by Cheapflights users on 10/22. 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.
Thu 3/115:24 pm -
2 stops18h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![British Airways logo]()
$382
This Trip.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 3/174:00 pm -
2 stops14h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$386
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Fri 2/195:24 pm -
2 stops13h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Iberia logo]()
$387
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 2/1911:30 am -
1 stop17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$390
This Mytrip deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 1/104:00 pm -
3 stops18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$398
Find flight deals from Reagan-National to Portugal
Keep the following information in mind while searching for Reagan-National to Portugal flight deals. Data was last updated October 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $599 (Mytrip) |
One-way from | $313 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $884 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National 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 October 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Lisbon
DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado
DCALIS
Washington, D.C. Reagan-National
Sat 11/14
1:00 pm-1:00 pm
2 stops43h 00m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$313
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Mon 4/19
12:30 pm-9:45 am
1 stop16h 15m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$340
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Mon 4/19
12:59 pm-10:30 am
2 stops16h 31m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$340
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Fri 2/19
11:30 am-9:30 am
1 stop17h 00m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$390
Washington, D.C.Funchal
DCA Washington, D.C. Reagan-National - FNC Funchal Madeira
DCAFNC
Washington, D.C. Reagan-National
Sat 11/28
11:05 am-1:40 pm
3 stops21h 35m
Funchal Madeira
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$479
Washington, D.C.Funchal
DCA Washington, D.C. Reagan-National - FNC Funchal Madeira
DCAFNC
Washington, D.C. Reagan-National
Mon 11/16
12:55 pm-3:15 pm
3 stops21h 20m
Funchal Madeira
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Sun 11/1
5:05 pm-8:15 am
1 stop10h 10m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$497
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Sun 11/15
6:10 am-8:15 am
2 stops21h 05m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$502
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Sun 11/1
12:27 pm-8:15 am
2 stops14h 48m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$502
Washington, D.C.Porto
DCA Washington, D.C. Reagan-National - OPO Porto
DCAOPO
Washington, D.C. Reagan-National
Sun 11/1
4:05 pm-9:30 am
1 stop12h 25m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$502
Showing 1-10 of 55 resultsSorted by cheapest first
Best time to book a flight from Reagan-National to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Reagan-National with our price prediction graph.
DCA-LIS
DCA-OPO
DCA-FAO
DCA-FNC
DCA-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 Washington, D.C. Reagan-National Airport to Portugal
DCA-PT0
DCA-LIS
DCA-OPO
DCA-FAO
DCA-FNC
No data available for this route at this time. Please check back soon.
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