$224+ Cheap flights from Texas 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
Sep 7 — Sep 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Texas 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 Texas to Portugal
Cheapest
Best
Last-minute
One-way
Cheapest flights from Texas to PortugalExplore the most affordable flight options available from Texas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 8, 2026.
Explore the most affordable flight options available from Texas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 8, 2026.
This Expedia deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 11/1611:50 am -
1 stop16h 50m
Wed 11/255:00 am -
1 stop15h 00m
Deal found 8/8![Multiple Airlines logo]()
$701
This Expedia deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 11/811:50 am -
2 stops19h 00m
Fri 11/136:00 am -
2 stops24h 30m
Deal found 8/6![Multiple Airlines logo]()
$701
This Expedia deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 12/13:30 pm -
1 stop11h 50m
Wed 12/95:00 am -
1 stop15h 00m
Deal found 8/6![Multiple Airlines logo]()
$705
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 12/711:00 am -
1 stop16h 30m
Fri 12/116:00 am -
1 stop18h 15m
Deal found 8/6![United Airlines logo]()
$707
This Gotogate deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:05 pm -
1 stop15h 15m
Tue 11/105:00 am -
1 stop15h 05m
Deal found 8/6![Multiple Airlines logo]()
$709
This KLM deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/87:10 pm -
1 stop20h 50m
Fri 11/135:00 am -
1 stop14h 05m
Deal found 8/7![KLM logo]()
$709
This Expedia deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 11/84:10 pm -
1 stop13h 35m
Fri 11/136:00 am -
2 stops19h 10m
Deal found 8/6![Lufthansa logo]()
$710
This Expedia deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/2110:25 am -
1 stop16h 55m
Wed 11/115:00 am -
2 stops22h 31m
Deal found 8/4![Multiple Airlines logo]()
$711
This Gotogate deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 11/212:05 pm -
1 stop15h 15m
Wed 11/185:00 am -
2 stops36h 11m
Deal found 8/5![Multiple Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop21h 30m
Fri 11/136:00 am -
2 stops21h 27m
Deal found 8/7![United Airlines logo]()
$717
This Orbitz deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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.
Tue 11/2411:50 am -
2 stops18h 15m
Mon 12/77:20 pm -
2 stops32h 14m
Deal found 8/6![Multiple Airlines logo]()
$719
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:09 am -
2 stops20h 56m
Fri 11/135:00 am -
2 stops24h 13m
Deal found 8/6![Delta logo]()
$723
Best flights from Texas to PortugalDiscover carefully curated flight deals from Texas to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 8, 2026.
Discover carefully curated flight deals from Texas to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 8, 2026.
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop21h 30m
Fri 11/136:00 am -
2 stops21h 27m
Deal found 8/8![United Airlines logo]()
$717
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:09 am -
2 stops20h 56m
Fri 11/135:00 am -
2 stops24h 13m
Deal found 8/6![Delta logo]()
$723
This Finnair deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 1/153:50 pm -
1 stop17h 00m
Thu 1/214:10 pm -
2 stops33h 08m
Deal found 8/7![Multiple Airlines logo]()
$781
This KLM deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 1/163:45 pm -
2 stops16h 55m
Wed 1/275:00 am -
2 stops18h 50m
Deal found 8/7![KLM logo]()
$792
This British Airways deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/2010:30 pm -
1 stop29h 35m
Sat 10/3112:55 pm -
1 stop33h 50m
Deal found 8/6![British Airways logo]()
$799
This Turkish Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/159:15 pm -
1 stop36h 25m
Wed 9/234:40 pm -
1 stop32h 40m
Deal found 8/4![Turkish Airlines logo]()
$837
This Virgin Atlantic deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:09 am -
2 stops20h 51m
Sun 11/1511:15 am -
2 stops17h 58m
Deal found 8/6![Virgin Atlantic logo]()
$894
This Lufthansa deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:05 pm -
1 stop17h 30m
Tue 9/2212:35 pm -
1 stop31h 25m
Deal found 8/3![Lufthansa logo]()
$961
This Scandinavian Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/7![Scandinavian Airlines logo]()
$1,288
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 12/79:45 am -
2 stops17h 45m
Fri 12/116:00 am -
2 stops18h 44m
Deal found 8/6![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:10 am -
2 stops20h 50m
Wed 11/2511:30 am -
1 stop31h 40m
Deal found 8/8![Delta logo]()
$730
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 11/1611:50 am -
1 stop16h 50m
Fri 11/275:00 am -
1 stop15h 00m
Deal found 8/8![United Airlines logo]()
$723
This British Airways deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/235:55 pm -
1 stop23h 20m
Wed 9/3012:30 pm -
2 stops16h 06m
Deal found 8/4![Multiple Airlines logo]()
$799
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 11/105:30 pm -
2 stops18h 00m
Wed 11/185:00 am -
2 stops24h 13m
Deal found 8/5![Delta logo]()
$739
This KLM deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/2012:03 pm -
2 stops16h 27m
Tue 10/275:00 am -
1 stop14h 05m
Deal found 8/6![KLM logo]()
$823
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 11/174:45 pm -
1 stop11h 20m
Tue 11/245:00 am -
1 stop19h 15m
Deal found 8/8![United Airlines logo]()
$724
This Turkish Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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.
Wed 10/147:00 am -
2 stops50h 45m
Tue 10/2010:40 am -
1 stop38h 55m
Deal found 8/8![Turkish Airlines logo]()
$881
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:25 am -
2 stops16h 35m
Tue 12/15:00 am -
2 stops24h 13m
Deal found 8/4![Delta logo]()
$770
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 11/1710:55 am -
1 stop15h 15m
Wed 11/255:00 am -
1 stop19h 15m
Deal found 8/8![United Airlines logo]()
$724
This Turkish Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Sun 9/69:30 pm -
1 stop30h 10m
Sun 9/1310:45 am -
1 stop32h 00m
Deal found 8/7![Turkish Airlines logo]()
$897
This United deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/205:30 am -
2 stops19h 25m
Mon 10/54:35 pm -
1 stop27h 25m
Deal found 8/8![Multiple Airlines logo]()
$920
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/137:10 pm -
1 stop14h 00m
Tue 11/175:30 am -
1 stop17h 20m
Deal found 8/7![Delta logo]()
$782
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:40 pm -
1 stop11h 30m
Tue 11/245:00 am -
1 stop19h 15m
Deal found 8/8![United Airlines logo]()
$724
This Turkish Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Sun 9/69:15 pm -
1 stop30h 25m
Sun 9/134:40 pm -
1 stop26h 05m
Deal found 8/7![Turkish Airlines logo]()
$897
This Gotogate deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/112:25 pm -
1 stop12h 35m
Tue 9/812:15 pm -
1 stop15h 19m
Deal found 8/3![Multiple Airlines logo]()
$933
This Delta deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 10/73:55 pm -
1 stop17h 00m
Wed 10/145:00 am -
1 stop14h 20m
Deal found 8/8![Delta logo]()
$785
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 1/171:35 pm -
1 stop12h 35m
Fri 1/2911:20 am -
2 stops32h 11m
Deal found 8/7![United Airlines logo]()
$726
This British Airways deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 10/142:08 pm -
2 stops22h 57m
Sun 10/189:30 pm -
2 stops25h 06m
Deal found 8/7![British Airways logo]()
$1,193
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 11/136:00 am -
2 stops20h 00m
Tue 11/175:00 am -
2 stops24h 13m
Deal found 8/4![Delta logo]()
$790
This KLM deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/1912:10 pm -
2 stops16h 30m
Sat 10/315:00 am -
2 stops18h 05m
Deal found 8/4![KLM logo]()
$1,171
Last-minute flights from Texas to PortugalDiscover last-minute flight deals from Texas to Portugal. Data last updated August 8, 2026 and is based on user searches.
Discover last-minute flight deals from Texas to Portugal. Data last updated August 8, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/2112:00 pm -
1 stop17h 00m
Tue 10/611:25 am -
1 stop14h 27m
Deal found 8/6![Multiple Airlines logo]()
$768
This Gotogate deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/2110:00 am -
2 stops19h 00m
Mon 10/57:25 am -
1 stop36h 10m
Deal found 8/8![Multiple Airlines logo]()
$784
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/213:55 pm -
1 stop13h 20m
Mon 10/511:55 am -
1 stop31h 25m
Deal found 8/4![Delta logo]()
$786
This Gotogate deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/2110:00 am -
2 stops19h 00m
Mon 9/287:25 am -
1 stop36h 10m
Deal found 8/7![Multiple Airlines logo]()
$791
This Gotogate deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/227:20 am -
1 stop21h 45m
Wed 9/3011:25 am -
1 stop14h 27m
Deal found 8/4![Multiple Airlines logo]()
$783
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/223:55 pm -
1 stop19h 55m
Wed 9/305:00 am -
1 stop14h 20m
Deal found 8/7![Delta logo]()
$785
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/2212:17 pm -
1 stop16h 13m
Wed 9/3011:25 am -
2 stops32h 33m
Deal found 8/6![United Airlines logo]()
$786
This Trip.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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.
Sun 9/2711:40 am -
1 stop17h 25m
Tue 10/131:00 pm -
1 stop27h 48m
Deal found 8/8![Air Canada logo]()
$763
This KLM deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/277:30 am -
1 stop18h 30m
Tue 10/139:20 am -
2 stops18h 48m
Deal found 8/8![KLM logo]()
$788
This Gotogate deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/2811:40 am -
1 stop17h 20m
Wed 10/141:00 pm -
1 stop27h 48m
Deal found 8/5![Multiple Airlines logo]()
$771
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/286:25 am -
2 stops19h 35m
Wed 10/1411:55 am -
1 stop34h 15m
Deal found 8/5![Delta logo]()
$782
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:40 pm -
1 stop24h 05m
Thu 10/85:05 am -
1 stop18h 45m
Deal found 8/3![United Airlines logo]()
$787
One-way flights from Texas to PortugalSearch for one-way flight options from Texas to Portugal. Find affordable one-way fares based on user searches. Data last updated August 8, 2026.
Search for one-way flight options from Texas to Portugal. Find affordable one-way fares based on user searches. Data last updated August 8, 2026.
This KAYAK deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Sat 10/179:41 am -
2 stops18h 34m
Deal found 8/7![Aer Lingus logo]()
$224
This KAYAK deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Sun 9/69:49 am -
2 stops18h 56m
Deal found 8/5![Aer Lingus logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:09 pm -
2 stops47h 51m
Deal found 8/7![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/37:55 am -
2 stops30h 15m
Deal found 8/6![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/2012:21 pm -
3 stops26h 24m
Deal found 8/4![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/1912:21 pm -
2 stops28h 39m
Deal found 8/4![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/135:09 pm -
3 stops48h 41m
Deal found 8/4![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/34:39 pm -
2 stops40h 16m
Deal found 8/7![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:55 pm -
3 stops42h 15m
Deal found 8/7![Multiple Airlines logo]()
$326
This Mytrip deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/1012:00 pm -
2 stops18h 50m
Deal found 8/7![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/178:55 pm -
3 stops41h 05m
Deal found 8/4![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:44 pm -
3 stops44h 36m
Deal found 8/4![Multiple Airlines logo]()
$330
Find flight deals from Texas to Portugal
Keep the following information in mind while searching for Texas to Portugal flight deals. Data was last updated August 8, 2026.
Round-trip from | $701 (Expedia) |
|---|---|
One-way from | $224 (KAYAK) |
Popular in | June |
Cheapest in | April |
Average price | $1,121 |
Cheapflights Fare Finder
Customize your flight search to find flights from Texas 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 8, 2026.
Use the filters below to find and compare flights from Texas to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonPorto
IAH Houston George Bush Intcntl - OPO Porto
IAHOPO
Houston George Bush Intcntl
Sun 11/8
6:00 am-9:30 am
1 stop21h 30m
Porto
Fri 11/13
6:00 am-9:27 pm
2 stops21h 27m
$717
HoustonPorto
IAH Houston George Bush Intcntl - OPO Porto
IAHOPO
Houston George Bush Intcntl
Mon 12/7
9:45 am-9:30 am
2 stops17h 45m
Porto
Fri 12/11
6:00 am-6:44 pm
2 stops18h 44m
$722
HoustonPorto
HOU Houston Hobby - OPO Porto
HOUOPO
Houston Hobby
Sun 11/8
6:09 am-9:05 am
2 stops20h 56m
Porto
Fri 11/13
5:00 am-11:13 pm
2 stops24h 13m
$723
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Mon 11/16
11:50 am-10:40 am
1 stop16h 50m
Lisbon Humberto Delgado
Fri 11/27
5:00 am-2:00 pm
1 stop15h 00m
$723
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 11/17
4:45 pm-10:05 am
1 stop11h 20m
Lisbon Humberto Delgado
Tue 11/24
5:00 am-6:15 pm
1 stop19h 15m
$724
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 11/17
10:55 am-8:10 am
1 stop15h 15m
Lisbon Humberto Delgado
Wed 11/25
5:00 am-6:15 pm
1 stop19h 15m
$724
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 11/15
2:40 pm-8:10 am
1 stop11h 30m
Lisbon Humberto Delgado
Tue 11/24
5:00 am-6:15 pm
1 stop19h 15m
$724
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 1/17
1:35 pm-8:10 am
1 stop12h 35m
Lisbon Humberto Delgado
Fri 1/29
11:20 am-1:31 pm
2 stops32h 11m
$726
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 11/15
5:10 am-8:00 am
2 stops20h 50m
Lisbon Humberto Delgado
Wed 11/25
11:30 am-1:10 pm
1 stop31h 40m
$730
HoustonLisbon
HOU Houston Hobby - LIS Lisbon Humberto Delgado
HOULIS
Houston Hobby
Tue 11/10
5:30 pm-5:30 pm
2 stops18h 00m
Lisbon Humberto Delgado
Wed 11/18
5:00 am-11:13 pm
2 stops24h 13m
$739
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Texas to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Texas with our price prediction graph.
AUS-LIS
IAH-LIS
IAH-OPO
HOU-OPO
DAL-LIS
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 Texas to Portugal
USTX-PT0
AUS-LIS
IAH-LIS
IAH-OPO
HOU-OPO
What is the cheapest month to book a flight from Texas to Portugal?
Currently, February is the cheapest month in which you can book a flight from Texas to Portugal (average of $688). Flying from Texas to Portugal in June is currently the most expensive (average of $1,170). 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 Texas to Portugal?
The best time to book flights from Texas to Portugal is 21 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.
Related info for your journey
Find useful and relevant information for your journey from Texas 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
Return Flight Options
Top destinations
Top regions
Alternative routes for Texas 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 Texas to Portugal by cabin class
Find flights from Texas to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Texas and Portugal flights
Browse other Texas and Portugal flight options. Last updated on August 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Portugal
Find the right flight back to Texas after your stay in Portugal
Texas to Portugal flights
Consider these flights traveling from Texas to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from Texas to Portugal
Discover the top 10 airlines that operate flights from Texas 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$360 | Average$804 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$445 | Average$777 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$460 | Average$1,047 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$476 | Average$945 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$478 | Average$940 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$492 | Average$1,021 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$493 | Average$898 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$502 | Average$1,066 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$512 | Average$752 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$518 | Average$788 | FlexibilityNo cancel fee | On-time76% |