$317+ Cheap flights from Austin (AUS) 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — LIS
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Portugal with Cheapflights
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Cheapest flights from Austin to PortugalExplore the most affordable flight options available from Austin to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Austin to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This Gotogate deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:05 pm
AUS
- LIS
2 stops20h 25m
Multiple Airlines
Tue 11/105:00 am
LIS
- AUS
1 stop15h 05m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$707
This Expedia deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 12/85:16 pm
AUS
- LIS
2 stops24h 14m
Lufthansa
Tue 12/155:00 am
LIS
- AUS
1 stop15h 05m
Lufthansa
Deal found 7/27![Lufthansa logo]()
$713
This Booking.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:25 am
AUS
- LIS
1 stop22h 40m
Multiple Airlines
Tue 11/35:00 am
LIS
- AUS
1 stop15h 05m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$714
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:55 pm
AUS
- LIS
1 stop16h 45m
Multiple Airlines
Wed 11/186:30 am
LIS
- AUS
2 stops18h 44m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$716
This Expedia deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/287:55 pm
AUS
- LIS
2 stops22h 30m
Iberia
Tue 11/106:30 am
LIS
- AUS
2 stops22h 29m
Iberia
Deal found 7/29![Iberia logo]()
$722
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 11/1712:25 pm
AUS
- LIS
1 stop15h 40m
United Airlines
Thu 11/265:00 am
LIS
- AUS
1 stop15h 05m
United Airlines
Deal found 7/29![United Airlines logo]()
$723
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:10 pm
AUS
- LIS
2 stops24h 15m
Iberia
Wed 11/186:30 am
LIS
- AUS
2 stops22h 11m
Iberia
Deal found 7/28![Iberia logo]()
$724
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 11/172:35 pm
AUS
- LIS
1 stop12h 25m
Delta
Wed 11/2511:30 am
LIS
- AUS
1 stop34h 35m
Delta
Deal found 7/29![Delta logo]()
$725
This Orbitz deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/2712:05 pm
AUS
- LIS
1 stop16h 15m
Air Canada
Wed 2/2411:20 am
LIS
- AUS
1 stop30h 00m
Air Canada
Deal found 7/26![Air Canada logo]()
$726
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 11/236:01 pm
AUS
- OPO
1 stop22h 29m
Delta
Thu 12/35:00 am
OPO
- AUS
1 stop17h 05m
Delta
Deal found 7/29![Delta logo]()
$736
This KLM deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:01 pm
AUS
- OPO
1 stop15h 24m
KLM
Thu 12/35:00 am
OPO
- AUS
1 stop17h 05m
KLM
Deal found 7/28![KLM logo]()
$741
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/2312:25 pm
AUS
- OPO
2 stops15h 05m
United Airlines
Thu 12/36:00 am
OPO
- AUS
2 stops20h 56m
United Airlines
Deal found 7/30![United Airlines logo]()
$745
Best flights from Austin to PortugalDiscover carefully curated flight deals from Austin to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Austin to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This KLM deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/271:42 pm
AUS
- LIS
2 stops13h 18m
KLM
Thu 2/255:00 am
LIS
- AUS
1 stop17h 05m
KLM
Deal found 7/26![KLM logo]()
$735
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 12/67:00 am
AUS
- OPO
2 stops20h 30m
United Airlines
Thu 12/106:00 am
OPO
- AUS
2 stops18h 44m
United Airlines
Deal found 7/26![United Airlines logo]()
$750
This United deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:00 am
AUS
- LIS
2 stops18h 20m
Multiple Airlines
Mon 10/127:25 am
LIS
- AUS
1 stop36h 35m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$807
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/226:05 pm
AUS
- LIS
2 stops17h 45m
Delta
Fri 10/25:35 am
LIS
- AUS
2 stops19h 02m
Delta
Deal found 7/27![Delta logo]()
$811
This Lufthansa deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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.
Sun 1/103:55 pm
AUS
- OPO
1 stop17h 25m
Lufthansa
Sat 1/1612:35 pm
OPO
- AUS
1 stop31h 30m
Lufthansa
Deal found 7/28![Lufthansa logo]()
$822
This Cheapflightsfares deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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.
Mon 9/215:55 pm
AUS
- FNC
1 stop18h 40m
British Airways
Tue 10/67:35 pm
FNC
- AUS
1 stop25h 50m
British Airways
Deal found 7/29![British Airways logo]()
$845
This Iberia deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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.
Thu 9/105:35 pm
AUS
- FNC
2 stops36h 00m
Iberia
Thu 9/171:05 pm
FNC
- AUS
2 stops38h 50m
Iberia
Deal found 7/27![Iberia logo]()
$1,089
This KLM deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:01 pm
AUS
- OPO
1 stop15h 24m
KLM
Thu 12/35:00 am
OPO
- AUS
1 stop17h 05m
KLM
Deal found 7/27![KLM logo]()
$741
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/1610:40 am
AUS
- PDL
1 stop17h 00m
United Airlines
Tue 9/111:00 am
PDL
- AUS
2 stops17h 59m
United Airlines
Deal found 7/26![United Airlines logo]()
$801
This KLM deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/2812:23 pm
AUS
- LIS
2 stops14h 37m
KLM
Tue 2/235:00 am
LIS
- AUS
2 stops18h 39m
KLM
Deal found 7/26![KLM logo]()
$744
This Trip.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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.
Thu 9/104:25 pm
AUS
- FAO
2 stops25h 25m
Multiple Airlines
Thu 9/176:05 am
FAO
- AUS
2 stops39h 20m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$827
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/133:59 pm
AUS
- OPO
1 stop12h 31m
Delta
Thu 10/225:00 am
OPO
- AUS
1 stop17h 10m
Delta
Deal found 7/26![Delta logo]()
$828
This British Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/2310:30 pm
AUS
- FNC
1 stop31h 50m
British Airways
Tue 10/67:35 pm
FNC
- AUS
1 stop25h 50m
British Airways
Deal found 7/30![British Airways logo]()
$862
This KLM deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/2710:52 am
AUS
- LIS
2 stops16h 08m
KLM
Tue 2/235:00 am
LIS
- AUS
2 stops18h 39m
KLM
Deal found 7/26![KLM logo]()
$744
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am
AUS
- OPO
2 stops19h 00m
United Airlines
Thu 10/2211:50 am
OPO
- AUS
2 stops41h 08m
United Airlines
Deal found 7/29![United Airlines logo]()
$823
This Lufthansa deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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.
Mon 9/214:05 pm
AUS
- OPO
1 stop17h 35m
Lufthansa
Mon 9/284:35 pm
OPO
- AUS
1 stop27h 25m
Lufthansa
Deal found 7/27![Lufthansa logo]()
$906
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/233:50 pm
AUS
- LIS
2 stops20h 00m
Delta
Sat 10/105:00 am
LIS
- AUS
2 stops24h 10m
Delta
Deal found 7/30![Delta logo]()
$859
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/2310:25 am
AUS
- LIS
1 stop16h 55m
United Airlines
Sun 11/15:00 am
LIS
- AUS
1 stop15h 05m
United Airlines
Deal found 7/29![United Airlines logo]()
$827
This British Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/2110:30 pm
AUS
- FNC
1 stop30h 50m
British Airways
Fri 10/91:10 pm
FNC
- AUS
1 stop37h 25m
British Airways
Deal found 7/30![British Airways logo]()
$925
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/73:59 pm
AUS
- OPO
1 stop12h 31m
Delta
Fri 10/165:00 am
OPO
- AUS
2 stops22h 30m
Delta
Deal found 7/29![Delta logo]()
$862
This Iberia deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/2112:46 pm
AUS
- FNC
2 stops42h 09m
Multiple Airlines
Tue 10/67:35 pm
FNC
- AUS
2 stops33h 13m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$960
This British Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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
AUS
- FNC
1 stop36h 25m
British Airways
Fri 10/91:10 pm
FNC
- AUS
1 stop32h 15m
British Airways
Deal found 7/30![British Airways logo]()
$925
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/211:35 pm
AUS
- OPO
2 stops19h 50m
Delta
Thu 10/15:00 am
OPO
- AUS
2 stops22h 58m
Delta
Deal found 7/29![Delta logo]()
$866
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/166:00 am
AUS
- LIS
1 stop20h 20m
United Airlines
Sat 10/2411:25 am
LIS
- AUS
2 stops37h 39m
United Airlines
Deal found 7/29![United Airlines logo]()
$866
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/216:05 pm
AUS
- FAO
1 stop17h 20m
KLM
Wed 10/78:20 pm
FAO
- AUS
1 stop25h 50m
KLM
Deal found 7/30![KLM logo]()
$902
This British Airways deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/277:55 pm
AUS
- LIS
1 stop33h 00m
British Airways
Fri 2/267:05 am
LIS
- AUS
1 stop15h 40m
British Airways
Deal found 7/26![British Airways logo]()
$928
This Mytrip deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/1610:25 am
AUS
- PDL
2 stops16h 45m
Multiple Airlines
Tue 9/16:15 pm
PDL
- AUS
3 stops40h 47m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$1,036
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:20 am
AUS
- LIS
2 stops18h 55m
Delta
Sat 10/245:00 am
LIS
- AUS
1 stop17h 10m
Delta
Deal found 7/25![Delta logo]()
$874
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/96:29 pm
AUS
- FNC
2 stops55h 36m
United Airlines
Fri 8/289:40 am
FNC
- AUS
1 stop13h 27m
United Airlines
Deal found 7/26![United Airlines logo]()
$880
This KLM deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 10/1611:25 am
AUS
- OPO
1 stop17h 05m
KLM
Sat 10/245:00 am
OPO
- AUS
1 stop17h 10m
KLM
Deal found 7/27![KLM logo]()
$938
Last-minute flights from Austin to PortugalDiscover last-minute flight deals from Austin to Portugal. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Portugal. Data last updated July 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/96:29 pm
AUS
- FNC
2 stops55h 36m
United Airlines
Fri 8/289:40 am
FNC
- AUS
1 stop13h 27m
United Airlines
Deal found 7/26![United Airlines logo]()
$880
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:25 am
AUS
- OPO
1 stop14h 35m
Air Canada
Thu 9/311:50 am
OPO
- AUS
2 stops34h 34m
Air Canada
Deal found 7/29![Air Canada logo]()
$961
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/2310:40 am
AUS
- FAO
1 stop17h 15m
United Airlines
Thu 9/311:40 am
FAO
- AUS
1 stop16h 18m
United Airlines
Deal found 7/26![United Airlines logo]()
$951
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/2310:40 am
AUS
- FAO
1 stop17h 15m
United Airlines
Tue 9/13:25 pm
FAO
- AUS
1 stop28h 35m
United Airlines
Deal found 7/26![United Airlines logo]()
$958
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:40 am
AUS
- LIS
1 stop17h 20m
Multiple Airlines
Mon 8/314:20 pm
LIS
- AUS
1 stop27h 40m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$956
This Air France deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Tue 8/251:58 pm
AUS
- FAO
2 stops21h 42m
Multiple Airlines
Wed 9/28:20 pm
FAO
- AUS
1 stop25h 50m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$943
This Air France deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Tue 8/256:02 pm
AUS
- FAO
2 stops17h 38m
Multiple Airlines
Thu 9/38:20 pm
FAO
- AUS
2 stops26h 59m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$953
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:25 pm
AUS
- FAO
1 stop13h 15m
Multiple Airlines
Sat 9/56:20 am
FAO
- AUS
2 stops42h 01m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$959
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/267:10 pm
AUS
- LIS
2 stops32h 25m
Multiple Airlines
Wed 9/28:15 am
LIS
- AUS
2 stops32h 30m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$914
This KLM deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/266:04 pm
AUS
- FAO
2 stops19h 26m
KLM
Wed 9/28:20 pm
FAO
- AUS
1 stop25h 50m
KLM
Deal found 7/26![KLM logo]()
$948
This KLM deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/2612:00 pm
AUS
- FAO
2 stops25h 30m
KLM
Fri 9/48:50 am
FAO
- AUS
2 stops19h 08m
KLM
Deal found 7/26![KLM logo]()
$957
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/274:25 pm
AUS
- OPO
1 stop13h 20m
Multiple Airlines
Thu 9/109:30 pm
OPO
- AUS
2 stops42h 33m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$893
One-way flights from Austin to PortugalSearch for one-way flight options from Austin to Portugal. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Austin to Portugal. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/1010:43 am
AUS
- FAO
3 stops48h 47m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/1511:15 am
AUS
- OPO
2 stops38h 30m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/318:15 pm
AUS
- LIS
3 stops42h 30m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/76:33 pm
AUS
- FAO
3 stops43h 27m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/306:33 pm
AUS
- LIS
3 stops42h 02m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/1111:15 am
AUS
- FAO
2 stops40h 15m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/1010:43 am
AUS
- OPO
3 stops51h 42m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 10/167:21 pm
AUS
- LIS
3 stops43h 39m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/810:50 am
AUS
- FAO
3 stops45h 30m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/912:31 pm
AUS
- FAO
3 stops50h 54m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:07 pm
AUS
- FAO
2 stops17h 13m
United Airlines
Deal found 7/29![United Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/610:50 am
AUS
- OPO
3 stops54h 30m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$400
Find flight deals from Austin to Portugal
Keep the following information in mind while searching for Austin to Portugal flight deals. Data was last updated July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $707 (Gotogate) |
One-way from | $317 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $996 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin 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 July 30, 2026.
Use the filters below to find and compare flights from Austin to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinLisbon
AUS - LIS
AUSLIS
Austin Bergstrom
Tue 10/27
1:42 pm-8:00 am
2 stops13h 18m
Lisbon Humberto Delgado
Thu 2/25
5:00 am-4:05 pm
1 stop17h 05m
$735
AustinPorto
AUS - OPO
AUSOPO
Austin Bergstrom
Mon 11/23
6:01 pm-3:25 pm
1 stop15h 24m
Porto
Thu 12/3
5:00 am-4:05 pm
1 stop17h 05m
$741
AustinLisbon
AUS - LIS
AUSLIS
Austin Bergstrom
Wed 10/28
12:23 pm-8:00 am
2 stops14h 37m
Lisbon Humberto Delgado
Tue 2/23
5:00 am-5:39 pm
2 stops18h 39m
$744
AustinLisbon
AUS - LIS
AUSLIS
Austin Bergstrom
Tue 10/27
10:52 am-8:00 am
2 stops16h 08m
Lisbon Humberto Delgado
Tue 2/23
5:00 am-5:39 pm
2 stops18h 39m
$744
AustinPorto
AUS - OPO
AUSOPO
Austin Bergstrom
Sun 12/6
7:00 am-9:30 am
2 stops20h 30m
Porto
Thu 12/10
6:00 am-6:44 pm
2 stops18h 44m
$750
AustinPonta Delgada
AUS - PDL
AUSPDL
Austin Bergstrom
Sun 8/16
10:40 am-8:40 am
1 stop17h 00m
Ponta Delgada Nordela
Tue 9/1
11:00 am-11:59 pm
2 stops17h 59m
$801
AustinLisbon
AUS - LIS
AUSLIS
Austin Bergstrom
Tue 10/6
9:00 am-9:20 am
2 stops18h 20m
Lisbon Humberto Delgado
Mon 10/12
7:25 am-2:00 pm
1 stop36h 35m
$807
AustinLisbon
AUS - LIS
AUSLIS
Austin Bergstrom
Tue 9/22
6:05 pm-5:50 pm
2 stops17h 45m
Lisbon Humberto Delgado
Fri 10/2
5:35 am-6:37 pm
2 stops19h 02m
$811
AustinPorto
AUS - OPO
AUSOPO
Austin Bergstrom
Sun 1/10
3:55 pm-3:20 pm
1 stop17h 25m
Porto
Sat 1/16
12:35 pm-2:05 pm
1 stop31h 30m
$822
AustinPorto
AUS - OPO
AUSOPO
Austin Bergstrom
Tue 10/13
6:00 am-7:00 am
2 stops19h 00m
Porto
Thu 10/22
11:50 am-10:58 pm
2 stops41h 08m
$823
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Austin to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Austin with our price prediction graph.
AUS-FNC
AUS-OPO
AUS-LIS
AUS-FAO
AUS-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 Austin to Portugal
AUS-PT0
AUS-FNC
AUS-OPO
AUS-LIS
AUS-FAO
What is the cheapest month to book a flight from Austin to Portugal?
Currently, February is the cheapest month in which you can book a flight from Austin to Portugal (average of $664). Flying from Austin to Portugal in June is currently the most expensive (average of $1,108). 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 Austin to Portugal?
The best time to book flights from Austin to Portugal is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated July 30, 2026.
Peruse reviews from past customers who have flown with KLM,Delta, andUnited Airlines from Austin to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from Austin 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
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Alternative routes for Austin 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 Austin to Portugal by cabin class
Find flights from Austin to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Portugal flights
Browse other Austin and Portugal flight options. Last updated on July 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Portugal flights
Consider these flights traveling from Austin to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 9 airlines flying from Austin to Portugal
Discover the top 9 airlines that operate flights from Austin 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$360 | Average$804 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$478 | Average$968 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$486 | Average$921 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$508 | Average$864 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$508 | Average$832 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$557 | Average$882 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$605 | Average$1,077 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$656 | Average$1,158 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$878 | Average$993 | FlexibilityNo cancel fee | On-time67% |