$271+ Cheap flights from Dallas 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Dallas to Portugal with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Dallas to PortugalExplore the most affordable flight options available from Dallas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Dallas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 12/65:30 pm -
1 stop10h 35m
Thu 12/1010:55 am -
2 stops30h 41m
Deal found 8/12![United Airlines logo]()
$728
This Gotogate deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/1312:25 pm -
1 stop14h 55m
Tue 10/275:00 am -
1 stop15h 25m
Deal found 8/12![Multiple Airlines logo]()
$731
This Air Canada deal was found by Cheapflights users on 8/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:15 am -
2 stops14h 40m
Thu 12/105:00 am -
2 stops23h 20m
Deal found 8/16![Air Canada logo]()
$732
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:16 pm -
2 stops12h 49m
Mon 11/168:45 pm -
1 stop14h 45m
Deal found 8/17![American Airlines logo]()
$734
This Justfly.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 11/33:35 pm -
1 stop11h 45m
Mon 11/1611:50 am -
2 stops40h 55m
Deal found 8/13![Multiple Airlines logo]()
$735
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 11/307:00 am -
2 stops21h 40m
Wed 12/95:00 am -
2 stops23h 20m
Deal found 8/14![Air Canada logo]()
$736
This Delta deal was found by Cheapflights users on 8/17. 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 11/171:35 pm -
2 stops13h 25m
Fri 11/2711:15 am -
2 stops19h 14m
Deal found 8/17![Delta logo]()
$738
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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.
Sun 11/13:35 pm -
2 stops37h 05m
Wed 11/115:00 am -
2 stops23h 20m
Deal found 8/12![Air Canada logo]()
$739
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 11/3012:10 pm -
1 stop16h 30m
Mon 12/712:25 pm -
1 stop32h 00m
Deal found 8/16![United Airlines logo]()
$740
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/247:25 am -
1 stop20h 40m
Mon 12/712:25 pm -
1 stop32h 00m
Deal found 8/16![United Airlines logo]()
$741
This KLM deal was found by Cheapflights users on 8/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:12 pm -
2 stops14h 48m
Fri 12/115:30 am -
2 stops18h 31m
Deal found 8/16![Multiple Airlines logo]()
$745
This Air France deal was found by Cheapflights users on 8/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:12 pm -
2 stops14h 48m
Wed 11/185:30 am -
2 stops18h 31m
Deal found 8/16![Air France logo]()
$748
Best flights from Dallas to PortugalDiscover carefully curated flight deals from Dallas to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Dallas to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 2/67:27 pm -
2 stops30h 43m
Wed 2/1711:20 am -
2 stops32h 13m
Deal found 8/16![United Airlines logo]()
$733
This KLM deal was found by Cheapflights users on 8/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1010:20 am -
2 stops15h 40m
Wed 1/205:00 am -
2 stops18h 50m
Deal found 8/16![KLM logo]()
$737
This Delta deal was found by Cheapflights users on 8/16. 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.
Tue 11/171:35 pm -
2 stops13h 25m
Fri 11/2711:15 am -
2 stops19h 14m
Deal found 8/16![Delta logo]()
$738
This Finnair deal was found by Cheapflights users on 8/15. 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 9/214:50 pm -
1 stop17h 00m
Tue 9/294:35 pm -
1 stop28h 30m
Deal found 8/15![Finnair logo]()
$793
This Turkish Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 pm -
1 stop36h 10m
Tue 9/2910:40 am -
1 stop38h 55m
Deal found 8/14![Turkish Airlines logo]()
$884
This British Airways deal was found by Cheapflights users on 8/16. 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.
Tue 12/229:15 pm -
1 stop35h 40m
Wed 12/306:35 pm -
1 stop30h 35m
Deal found 8/16![British Airways logo]()
$912
This Turkish Airlines deal was found by Cheapflights users on 8/16. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:30 pm -
1 stop36h 20m
Mon 10/124:50 pm -
2 stops28h 27m
Deal found 8/16![Multiple Airlines logo]()
$934
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2212:12 pm -
2 stops21h 53m
Wed 12/27:05 am -
2 stops21h 44m
Deal found 8/12![Scandinavian Airlines logo]()
$1,288
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 1/101:50 pm -
2 stops23h 45m
Thu 1/149:30 am -
2 stops30h 19m
Deal found 8/14![TAP AIR PORTUGAL logo]()
$1,325
This Iberia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/2310:26 am -
2 stops19h 59m
Sun 9/2711:20 am -
2 stops40h 04m
Deal found 8/13![Iberia logo]()
$1,364
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 2/67:30 pm -
1 stop30h 40m
Thu 2/1811:20 am -
2 stops36h 13m
Deal found 8/14![United Airlines logo]()
$734
This KLM deal was found by Cheapflights users on 8/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/612:01 pm -
2 stops16h 29m
Wed 2/175:00 am -
2 stops18h 50m
Deal found 8/16![KLM logo]()
$791
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/166:25 pm -
2 stops18h 20m
Fri 10/235:00 am -
2 stops23h 05m
Deal found 8/12![Delta logo]()
$804
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 10/1310:38 am -
2 stops16h 42m
Thu 10/225:05 am -
1 stop14h 30m
Deal found 8/13![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/293:45 pm -
1 stop17h 10m
Sat 10/105:35 am -
2 stops21h 27m
Deal found 8/12![Delta logo]()
$843
This Turkish Airlines deal was found by Cheapflights users on 8/16. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:30 pm -
1 stop19h 10m
Fri 9/184:45 pm -
1 stop32h 50m
Deal found 8/16![Turkish Airlines logo]()
$949
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 10/314:48 pm -
1 stop34h 22m
Mon 11/911:20 am -
2 stops60h 27m
Deal found 8/16![United Airlines logo]()
$792
This KLM deal was found by Cheapflights users on 8/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:46 pm -
2 stops14h 39m
Fri 12/45:00 am -
2 stops19h 01m
Deal found 8/16![KLM logo]()
$891
This Icelandair deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:20 pm -
2 stops36h 30m
Tue 1/1911:35 am -
2 stops28h 45m
Deal found 8/12![Multiple Airlines logo]()
$981
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 10/237:20 am -
2 stops20h 00m
Fri 10/305:00 am -
1 stop15h 25m
Deal found 8/15![United Airlines logo]()
$808
This British Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Fri 10/2310:24 am -
2 stops15h 16m
Sat 10/318:40 pm -
2 stops27h 09m
Deal found 8/13![Multiple Airlines logo]()
$1,019
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 9/1412:04 pm -
2 stops21h 21m
Tue 10/611:35 am -
2 stops27h 56m
Deal found 8/17![Delta logo]()
$958
This British Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 pm -
1 stop34h 40m
Mon 9/216:55 pm -
1 stop28h 10m
Deal found 8/12![British Airways logo]()
$1,185
This KLM deal was found by Cheapflights users on 8/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:10 pm -
2 stops16h 45m
Fri 10/305:00 am -
2 stops18h 05m
Deal found 8/15![KLM logo]()
$985
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 12/2512:10 pm -
1 stop15h 10m
Tue 1/512:50 pm -
2 stops28h 52m
Deal found 8/13![United Airlines logo]()
$913
This Justfly.com deal was found by Cheapflights users on 8/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:22 am -
2 stops28h 43m
Sun 11/111:50 am -
2 stops51h 06m
Deal found 8/15![TAP AIR PORTUGAL logo]()
$1,376
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:15 pm -
1 stop31h 05m
Tue 9/87:35 pm -
1 stop27h 30m
Deal found 8/17![Multiple Airlines logo]()
$1,212
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/226:00 am -
1 stop18h 15m
Tue 9/2912:15 pm -
3 stops33h 02m
Deal found 8/14![United Airlines logo]()
$918
This Iberia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Sun 9/610:17 am -
2 stops18h 03m
Mon 9/1411:00 am -
2 stops40h 24m
Deal found 8/13![Iberia logo]()
$1,480
This British Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/77:40 pm -
1 stop16h 55m
Thu 9/171:15 pm -
1 stop29h 45m
Deal found 8/12![British Airways logo]()
$1,354
Last-minute flights from Dallas to PortugalDiscover last-minute flight deals from Dallas to Portugal. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Portugal. Data last updated August 17, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 8/172:30 pm -
1 stop19h 20m
Wed 9/24:40 pm -
1 stop32h 55m
Deal found 8/14![Turkish Airlines logo]()
$811
This Gotogate deal was found by Cheapflights users on 8/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:30 pm -
1 stop36h 10m
Tue 9/1510:40 am -
1 stop38h 55m
Deal found 8/16![Turkish Airlines logo]()
$817
This Gotogate deal was found by Cheapflights users on 8/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:30 pm -
1 stop30h 15m
Tue 9/224:50 pm -
1 stop32h 45m
Deal found 8/15![Turkish Airlines logo]()
$832
This lol.travel deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:50 pm -
1 stop17h 00m
Tue 10/66:35 am -
1 stop13h 40m
Deal found 8/12![Finnair logo]()
$776
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/2812:25 pm -
1 stop14h 55m
Fri 10/95:05 am -
1 stop14h 30m
Deal found 8/13![United Airlines logo]()
$784
This Gotogate deal was found by Cheapflights users on 8/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:25 pm -
1 stop14h 55m
Tue 10/65:05 am -
1 stop14h 30m
Deal found 8/15![Multiple Airlines logo]()
$754
This Gotogate deal was found by Cheapflights users on 8/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:25 pm -
1 stop14h 55m
Tue 10/135:05 am -
1 stop14h 30m
Deal found 8/16![Multiple Airlines logo]()
$771
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/293:45 pm -
1 stop13h 30m
Tue 10/65:00 am -
2 stops21h 58m
Deal found 8/12![Delta logo]()
$775
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Tue 9/293:15 pm -
1 stop17h 15m
Tue 10/66:35 am -
1 stop19h 35m
Deal found 8/13![American Airlines logo]()
$781
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/292:15 pm -
2 stops14h 15m
Tue 10/135:05 am -
1 stop14h 30m
Deal found 8/16![United Airlines logo]()
$785
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/303:45 pm -
1 stop17h 10m
Wed 10/145:35 am -
1 stop14h 00m
Deal found 8/12![Delta logo]()
$773
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/308:10 am -
2 stops18h 40m
Wed 10/75:00 am -
2 stops20h 19m
Deal found 8/12![Delta logo]()
$780
One-way flights from Dallas to PortugalSearch for one-way flight options from Dallas to Portugal. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Dallas to Portugal. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This KAYAK deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Wed 10/219:41 am -
2 stops19h 04m
Deal found 8/13![Aer Lingus logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:05 am -
3 stops29h 25m
Deal found 8/13![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:48 pm -
3 stops55h 22m
Deal found 8/13![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 10/213:59 pm -
3 stops43h 06m
Deal found 8/16![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 10/267:00 am -
3 stops44h 10m
Deal found 8/15![Multiple Airlines logo]()
$323
This Cheapflightsfares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Sun 11/299:15 pm -
1 stop18h 30m
Deal found 8/13![British Airways logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 10/197:00 am -
3 stops34h 00m
Deal found 8/13![Multiple Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 11/107:00 am -
3 stops21h 05m
Deal found 8/12![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 11/1012:12 pm -
2 stops14h 48m
Deal found 8/12![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 11/116:06 am -
2 stops22h 24m
Deal found 8/12![Delta logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/147:48 pm -
3 stops40h 32m
Deal found 8/13![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:08 pm -
2 stops47h 07m
Deal found 8/13![Multiple Airlines logo]()
$366
Find flight deals from Dallas to Portugal
Keep the following information in mind while searching for Dallas to Portugal flight deals. Data was last updated August 17, 2026.
Round-trip from | $728 (United Airlines) |
|---|---|
One-way from | $271 (KAYAK) |
Popular in | June |
Cheapest in | February |
Average price | $846 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Dallas to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Sat 2/6
7:27 pm-8:10 am
2 stops30h 43m
Lisbon Humberto Delgado
Wed 2/17
11:20 am-1:33 pm
2 stops32h 13m
$733
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Sat 2/6
7:30 pm-8:10 am
1 stop30h 40m
Lisbon Humberto Delgado
Thu 2/18
11:20 am-5:33 pm
2 stops36h 13m
$734
DallasLisbon
DAL Dallas Love Field - LIS Lisbon Humberto Delgado
DALLIS
Dallas Love Field
Sun 1/10
10:20 am-8:00 am
2 stops15h 40m
Lisbon Humberto Delgado
Wed 1/20
5:00 am-5:50 pm
2 stops18h 50m
$737
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Tue 11/17
1:35 pm-9:00 am
2 stops13h 25m
Lisbon Humberto Delgado
Fri 11/27
11:15 am-12:29 am
2 stops19h 14m
$738
Quickest round-trip
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Tue 10/13
10:38 am-9:20 am
2 stops16h 42m
Lisbon Humberto Delgado
Thu 10/22
5:05 am-1:35 pm
1 stop14h 30m
$758
DallasLisbon
DAL Dallas Love Field - LIS Lisbon Humberto Delgado
DALLIS
Dallas Love Field
Sat 2/6
12:01 pm-10:30 am
2 stops16h 29m
Lisbon Humberto Delgado
Wed 2/17
5:00 am-5:50 pm
2 stops18h 50m
$791
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Sat 10/31
4:48 pm-8:10 am
1 stop34h 22m
Lisbon Humberto Delgado
Mon 11/9
11:20 am-5:47 pm
2 stops60h 27m
$792
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Mon 9/21
4:50 pm-3:50 pm
1 stop17h 00m
Lisbon Humberto Delgado
Tue 9/29
4:35 pm-3:05 pm
1 stop28h 30m
$793
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Fri 10/16
6:25 pm-6:45 pm
2 stops18h 20m
Lisbon Humberto Delgado
Fri 10/23
5:00 am-10:05 pm
2 stops23h 05m
$804
DallasLisbon
DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado
DFWLIS
Dallas/Fort Worth
Fri 10/23
7:20 am-9:20 am
2 stops20h 00m
Lisbon Humberto Delgado
Fri 10/30
5:00 am-3:25 pm
1 stop15h 25m
$808
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dallas to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Dallas with our price prediction graph.
DFW-LIS
DAL-LIS
DFW-OPO
DFW-PDL
DFW-FNC
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 Dallas to Portugal
A78-PT0
DFW-LIS
DAL-LIS
DFW-OPO
DFW-PDL
What is the cheapest month to book a flight from Dallas to Portugal?
Currently, April is the cheapest month in which you can book a flight from Dallas to Portugal (average of $647). Flying from Dallas to Portugal in July is currently the most expensive (average of $1,068). 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.
How far ahead should I book a flight from Dallas to Portugal?
To ensure you get the cheapest price possible for a flight from Dallas to Portugal, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated August 17, 2026.
See what other customers who have flown with Finnair,United Airlines, andAmerican Airlines from Dallas to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Crew
8.2
Food
6.7
Entertainment
6.9
Comfort
7.5
Overall
7.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentJake,Jun 2026
RNO - SEA
Related info for your journey
Find useful and relevant information for your journey from Dallas 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 Dallas 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 Dallas to Portugal by cabin class
Find flights from Dallas to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas and Portugal flights
Browse other Dallas and Portugal flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dallas to Portugal flights
Consider these flights traveling from Dallas to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from Dallas to Portugal
Discover the top 10 airlines that operate flights from Dallas to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$460 | Average$920 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$493 | Average$922 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$500 | Average$757 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$502 | Average$871 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$517 | Average$856 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$518 | Average$791 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$518 | Average$723 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$539 | Average$1,006 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$557 | Average$931 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$612 | Average$928 | FlexibilityNo cancel fee | On-time77% |