$437+ Cheap flights from San Antonio (SAT) 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LIS
Aug 15 — Aug 221
Round-trip
1 adult, Economy
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Best
Last-minute
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Cheapest flights from San Antonio to PortugalExplore the most affordable flight options available from San Antonio to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
Explore the most affordable flight options available from San Antonio to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
This Justfly.com deal was found by Cheapflights users on 7/15. 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.
Tue 11/101:25 pm
SAT
- LIS
2 stops35h 30m
Air Canada
Fri 11/2011:20 am
LIS
- SAT
2 stops41h 38m
Air Canada
Deal found 7/15![Air Canada logo]()
$729
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 11/106:00 am
SAT
- LIS
1 stop20h 10m
United Airlines
Thu 11/195:00 am
LIS
- SAT
2 stops22h 16m
United Airlines
Deal found 7/15![United Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 7/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:00 pm
SAT
- LIS
1 stop13h 00m
Delta
Thu 11/195:00 am
LIS
- SAT
2 stops22h 32m
Delta
Deal found 7/14![Delta logo]()
$735
This United Airlines deal was found by Cheapflights users on 7/12. 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 11/1512:07 pm
SAT
- LIS
2 stops15h 58m
United Airlines
Tue 11/1711:20 am
LIS
- SAT
2 stops29h 40m
United Airlines
Deal found 7/12![United Airlines logo]()
$750
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1612:50 pm
SAT
- LIS
2 stops20h 20m
Delta
Tue 12/225:00 am
LIS
- SAT
2 stops23h 27m
Delta
Deal found 7/13![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 7/14. 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 10/175:33 pm
SAT
- LIS
2 stops33h 47m
United Airlines
Sat 10/245:05 am
LIS
- SAT
2 stops23h 46m
United Airlines
Deal found 7/14![United Airlines logo]()
$864
This KLM deal was found by Cheapflights users on 7/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:20 pm
SAT
- LIS
1 stop12h 40m
KLM
Sat 10/248:55 am
LIS
- SAT
2 stops19h 32m
KLM
Deal found 7/14![KLM logo]()
$875
This FlightHub deal was found by Cheapflights users on 7/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:33 pm
SAT
- LIS
2 stops33h 47m
Air Canada
Sat 10/2411:25 am
LIS
- SAT
2 stops30h 22m
Air Canada
Deal found 7/14![Air Canada logo]()
$885
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/264:12 pm
SAT
- TER
3 stops39h 43m
United Airlines
Wed 9/27:15 am
TER
- SAT
2 stops18h 23m
United Airlines
Deal found 7/12![United Airlines logo]()
$3,139
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/286:00 am
SAT
- TER
2 stops25h 50m
United Airlines
Fri 9/47:10 am
TER
- SAT
2 stops18h 28m
United Airlines
Deal found 7/14![United Airlines logo]()
$4,034
Best flights from San Antonio to PortugalDiscover carefully curated flight deals from San Antonio to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from San Antonio to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 11/1512:22 pm
SAT
- LIS
1 stop15h 43m
United Airlines
Tue 11/1712:20 pm
LIS
- SAT
1 stop14h 05m
United Airlines
Deal found 7/11![United Airlines logo]()
$765
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1612:50 pm
SAT
- LIS
2 stops20h 20m
Delta
Tue 12/225:00 am
LIS
- SAT
2 stops23h 27m
Delta
Deal found 7/13![Delta logo]()
$835
This United deal was found by Cheapflights users on 7/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:12 pm
SAT
- LIS
3 stops35h 08m
Multiple Airlines
Wed 9/3011:25 am
LIS
- SAT
2 stops15h 48m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$991
This United Airlines deal was found by Cheapflights users on 7/14. 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 1/512:10 pm
SAT
- LIS
2 stops15h 10m
United Airlines
Thu 1/1410:15 am
LIS
- SAT
1 stop31h 33m
United Airlines
Deal found 7/14![United Airlines logo]()
$779
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Mon 8/179:10 am
SAT
- LIS
2 stops19h 20m
United Airlines
Fri 8/285:05 am
LIS
- SAT
2 stops23h 52m
United Airlines
Deal found 7/15![United Airlines logo]()
$907
This Delta deal was found by Cheapflights users on 7/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/91:20 pm
SAT
- LIS
1 stop15h 25m
Delta
Tue 8/255:00 am
LIS
- SAT
2 stops22h 04m
Delta
Deal found 7/14![Delta logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
SAT
- LIS
2 stops22h 00m
United Airlines
Wed 9/211:25 am
LIS
- SAT
2 stops30h 27m
United Airlines
Deal found 7/11![United Airlines logo]()
$963
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/264:12 pm
SAT
- TER
3 stops39h 43m
United Airlines
Wed 9/27:15 am
TER
- SAT
2 stops18h 23m
United Airlines
Deal found 7/12![United Airlines logo]()
$3,139
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/286:00 am
SAT
- TER
2 stops25h 50m
United Airlines
Fri 9/47:10 am
TER
- SAT
2 stops18h 28m
United Airlines
Deal found 7/14![United Airlines logo]()
$4,034
Last-minute flights from San Antonio to PortugalDiscover last-minute flight deals from San Antonio to Portugal. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Portugal. Data last updated July 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/91:20 pm
SAT
- LIS
1 stop15h 25m
Delta
Tue 8/255:00 am
LIS
- SAT
2 stops22h 04m
Delta
Deal found 7/13![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:00 pm
SAT
- LIS
2 stops16h 55m
Delta
Wed 8/195:00 am
LIS
- SAT
2 stops22h 04m
Delta
Deal found 7/13![Delta logo]()
$912
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 8/126:30 am
SAT
- LIS
2 stops19h 50m
United Airlines
Wed 8/1912:20 pm
LIS
- SAT
1 stop14h 18m
United Airlines
Deal found 7/13![United Airlines logo]()
$924
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Mon 8/179:10 am
SAT
- LIS
2 stops19h 20m
United Airlines
Fri 8/285:05 am
LIS
- SAT
2 stops23h 52m
United Airlines
Deal found 7/14![United Airlines logo]()
$907
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 8/2012:15 pm
SAT
- LIS
1 stop16h 15m
United Airlines
Wed 9/211:25 am
LIS
- SAT
2 stops33h 45m
United Airlines
Deal found 7/13![United Airlines logo]()
$959
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/264:12 pm
SAT
- TER
3 stops39h 43m
United Airlines
Wed 9/27:15 am
TER
- SAT
2 stops18h 23m
United Airlines
Deal found 7/12![United Airlines logo]()
$3,139
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/286:00 am
SAT
- TER
2 stops25h 50m
United Airlines
Fri 9/47:10 am
TER
- SAT
2 stops18h 28m
United Airlines
Deal found 7/14![United Airlines logo]()
$4,034
This Expedia deal was found by Cheapflights users on 7/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:30 pm
SAT
- LIS
2 stops22h 45m
Multiple Airlines
Sat 9/58:25 am
LIS
- SAT
2 stops20h 29m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,029
One-way flights from San Antonio to PortugalSearch for one-way flight options from San Antonio to Portugal. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from San Antonio to Portugal. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Thu 8/2711:29 am
SAT
- LIS
2 stops29h 06m
WestJet
Deal found 7/13![WestJet logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Thu 8/279:55 am
SAT
- LIS
3 stops41h 05m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$444
This Air Canada deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 9/307:00 am
SAT
- LIS
2 stops20h 20m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 9/3012:10 pm
SAT
- LIS
1 stop16h 20m
United Airlines
Deal found 7/11![United Airlines logo]()
$463
This Air France deal was found by Cheapflights users on 7/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:20 pm
SAT
- LIS
1 stop15h 25m
Air France
Deal found 7/13![Air France logo]()
$530
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:25 am
SAT
- TER
3 stops45h 55m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$562
This Ovago deal was found by Cheapflights users on 7/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:15 am
SAT
- LIS
2 stops35h 20m
WestJet
Deal found 7/13![WestJet logo]()
$672
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 7/232:10 pm
SAT
- LIS
1 stop12h 55m
American Airlines
Deal found 7/13![American Airlines logo]()
$729
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/612:20 pm
SAT
- LIS
3 stops42h 30m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$2,209
This BusinessClass deal was found by Cheapflights users on 7/14. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/612:10 pm
SAT
- LIS
1 stop15h 55m
Lufthansa
Deal found 7/14![Lufthansa logo]()
$3,463
This Cathay Pacific deal was found by Cheapflights users on 7/13. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:23 pm
SAT
- LIS
3 stops44h 47m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$8,050
Find flight deals from San Antonio to Portugal
Keep the following information in mind while searching for San Antonio to Portugal flight deals. Data was last updated July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $735 (Delta) |
One-way from | $348 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $1,486 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 16, 2026.
Use the filters below to find and compare flights from San Antonio to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Sun 11/15
12:22 pm-10:05 am
1 stop15h 43m
Lisbon Humberto Delgado
Tue 11/17
12:20 pm-8:25 pm
1 stop14h 05m
$765
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Tue 1/5
12:10 pm-9:20 am
2 stops15h 10m
Lisbon Humberto Delgado
Thu 1/14
10:15 am-11:48 am
1 stop31h 33m
$779
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Wed 12/16
12:50 pm-3:10 pm
2 stops20h 20m
Lisbon Humberto Delgado
Tue 12/22
5:00 am-10:27 pm
2 stops23h 27m
$835
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Mon 8/17
9:10 am-10:30 am
2 stops19h 20m
Lisbon Humberto Delgado
Fri 8/28
5:05 am-10:57 pm
2 stops23h 52m
$907
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Thu 8/20
6:30 am-10:30 am
2 stops22h 00m
Lisbon Humberto Delgado
Wed 9/2
11:25 am-11:52 am
2 stops30h 27m
$963
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Mon 9/14
4:12 pm-9:20 am
3 stops35h 08m
Lisbon Humberto Delgado
Wed 9/30
11:25 am-9:13 pm
2 stops15h 48m
$991
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Sun 8/9
1:20 pm-10:45 am
1 stop15h 25m
Lisbon Humberto Delgado
Tue 8/25
5:00 am-9:04 pm
2 stops22h 04m
$1,016
San AntonioLajes
SAT - TER
SATTER
San Antonio
Wed 8/26
4:12 pm-12:55 pm
3 stops39h 43m
Lajes
Wed 9/2
7:15 am-8:38 pm
2 stops18h 23m
$3,139
San AntonioLajes
SAT - TER
SATTER
San Antonio
Fri 8/28
6:00 am-12:50 pm
2 stops25h 50m
Lajes
Fri 9/4
7:10 am-8:38 pm
2 stops18h 28m
$4,034
Cheapest one-way
San AntonioLisbon
SAT - LIS
SATLIS
San Antonio
Thu 8/27
11:29 am-10:35 pm
2 stops29h 06m
$437
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from San Antonio to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from San Antonio with our price prediction graph.
SAT-LIS
SAT-TER
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 San Antonio to Portugal
SAT-PT0
SAT-LIS
SAT-TER
What is the cheapest month to book a flight from San Antonio to Portugal?
Currently, April is the cheapest month in which you can book a flight from San Antonio to Portugal (average of $355). Flying from San Antonio to Portugal in June is currently the most expensive (average of $906). 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.
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 16, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from San Antonio to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Related info for your journey
Find useful and relevant information for your journey from San Antonio 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 San Antonio 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.
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Find flights from San Antonio to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Portugal flights
Browse other San Antonio and Portugal flight options. Last updated on July 16, 2026.
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San Antonio to Portugal flights
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Top 5 airlines flying from San Antonio to Portugal
Discover the top 5 airlines that operate flights from San Antonio 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 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$445 | Average$776 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$492 | Average$981 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$522 | Average$1,282 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$578 | Average$1,049 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$807 | Average$946 | FlexibilityNo cancel fee | On-time76% |