$498+ Cheap flights from Portugal to San Antonio (SAT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SAT
Nov 23 — Nov 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portugal to San Antonio 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 Portugal to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portugal to San AntonioExplore the most affordable flight options available from Portugal to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from Portugal to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This Rumbo deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 am -
2 stops19h 18m
Sun 11/154:32 pm -
2 stops33h 28m
Deal found 10/20![Virgin Atlantic logo]()
$985
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:00 am -
2 stops19h 05m
Wed 1/206:10 am -
1 stop20h 00m
Deal found 10/24![United Airlines logo]()
$990
This Gotogate deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
2 stops21h 53m
Sun 11/1512:45 pm -
1 stop13h 25m
Deal found 10/20![Lufthansa logo]()
$992
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:00 am -
2 stops19h 03m
Thu 1/141:14 pm -
3 stops38h 06m
Deal found 10/24![United Airlines logo]()
$993
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:05 am -
2 stops19h 05m
Thu 1/1412:20 pm -
2 stops13h 50m
Deal found 10/24![United Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:15 am -
2 stops18h 36m
Thu 1/146:12 am -
1 stop19h 58m
Deal found 10/24![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:20 pm -
1 stop27h 58m
Mon 11/212:45 pm -
1 stop13h 25m
Deal found 10/22![United Airlines logo]()
$1,018
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:20 am -
2 stops18h 17m
Wed 1/204:10 pm -
3 stops35h 10m
Deal found 10/24![Multiple Airlines logo]()
$1,036
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:20 am -
2 stops18h 14m
Wed 1/204:10 pm -
3 stops35h 10m
Deal found 10/24![Multiple Airlines logo]()
$1,053
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:20 am -
2 stops18h 14m
Wed 1/137:25 am -
3 stops17h 30m
Deal found 10/24![Multiple Airlines logo]()
$1,056
Best flights from Portugal to San AntonioDiscover carefully curated flight deals from Portugal to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Portugal to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:00 am -
2 stops19h 05m
Wed 1/275:15 am -
2 stops20h 55m
Deal found 10/24![United Airlines logo]()
$990
This Lufthansa deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:55 am -
1 stop14h 29m
Sun 11/1512:45 pm -
1 stop13h 25m
Deal found 10/20![Lufthansa logo]()
$1,062
This Justfly.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:20 am -
2 stops36h 15m
Fri 12/45:15 am -
2 stops22h 05m
Deal found 10/21![Air Canada logo]()
$1,116
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:50 am -
3 stops30h 21m
Fri 12/48:41 pm -
3 stops34h 09m
Deal found 10/20![Multiple Airlines logo]()
$1,798
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:15 am -
2 stops18h 36m
Thu 1/146:12 am -
1 stop19h 58m
Deal found 10/24![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:20 am -
2 stops18h 17m
Thu 12/312:15 pm -
1 stop13h 55m
Deal found 10/20![United Airlines logo]()
$1,210
This Lufthansa deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:55 am -
1 stop14h 29m
Thu 12/312:15 pm -
1 stop13h 55m
Deal found 10/20![Lufthansa logo]()
$1,524
This Finnair deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:35 pm -
2 stops29h 18m
Mon 12/2112:46 pm -
2 stops20h 39m
Deal found 10/22![Multiple Airlines logo]()
$2,121
This oojo deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1611:55 am -
1 stop14h 54m
Mon 12/2112:25 pm -
2 stops17h 05m
Deal found 10/23![Lufthansa logo]()
$2,238
Last-minute flights from Portugal to San AntonioDiscover last-minute flight deals from Portugal to San Antonio. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Portugal to San Antonio. Data last updated October 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:20 pm -
1 stop27h 58m
Mon 11/212:45 pm -
1 stop13h 25m
Deal found 10/22![United Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:20 pm -
2 stops16h 31m
Thu 1/145:15 am -
2 stops20h 55m
Deal found 10/24![United Airlines logo]()
$1,016
This Rumbo deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 am -
2 stops19h 18m
Sun 11/154:32 pm -
2 stops33h 28m
Deal found 10/20![Virgin Atlantic logo]()
$985
This Gotogate deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
2 stops21h 53m
Sun 11/1512:45 pm -
1 stop13h 25m
Deal found 10/20![Lufthansa logo]()
$992
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:05 am -
2 stops19h 05m
Thu 1/1412:20 pm -
2 stops13h 50m
Deal found 10/24![United Airlines logo]()
$1,006
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:20 am -
2 stops18h 17m
Wed 1/204:10 pm -
3 stops35h 10m
Deal found 10/24![Multiple Airlines logo]()
$1,036
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:00 am -
2 stops19h 05m
Wed 1/206:10 am -
1 stop20h 00m
Deal found 10/24![United Airlines logo]()
$990
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:20 am -
2 stops18h 14m
Wed 1/204:10 pm -
3 stops35h 10m
Deal found 10/24![Multiple Airlines logo]()
$1,053
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:20 am -
2 stops18h 14m
Wed 1/137:25 am -
3 stops17h 30m
Deal found 10/24![Multiple Airlines logo]()
$1,056
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:00 am -
2 stops19h 03m
Thu 1/141:14 pm -
3 stops38h 06m
Deal found 10/24![United Airlines logo]()
$993
One-way flights from Portugal to San AntonioSearch for one-way flight options from Portugal to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Portugal to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:05 am -
3 stops55h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:05 am -
3 stops55h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$539
This Trip.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:15 pm -
2 stops25h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$565
This Trip.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:55 pm -
3 stops33h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:20 pm -
3 stops52h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$615
This Iberia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/176:35 am -
2 stops23h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Iberia logo]()
$649
This Iberia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/179:10 am -
2 stops19h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$662
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1711:05 am -
1 stop15h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$670
Find flight deals from Portugal to San Antonio
Keep the following information in mind while searching for Portugal to San Antonio flight deals. Data was last updated October 24, 2026.
Round-trip from | $985 (Rumbo) |
|---|---|
One-way from | $498 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portugal to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from Portugal to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Sat 4/17
9:10 am-11:02 pm
2 stops19h 52m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$662
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Thu 10/29
9:55 am-9:34 pm
3 stops40h 39m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$781
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Wed 11/18
5:55 am-10:51 pm
2 stops22h 56m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$941
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Wed 11/18
6:35 pm-11:39 am
1 stop23h 04m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$971
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Wed 11/18
6:35 pm-11:39 am
1 stop23h 04m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$985
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Tue 11/24
5:00 am-6:05 pm
2 stops19h 05m
San Antonio
Wed 1/27
5:15 am-8:10 am
2 stops20h 55m
$990
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Thu 11/19
10:15 am-10:51 pm
2 stops18h 36m
San Antonio
Thu 1/14
6:12 am-8:10 am
1 stop19h 58m
$1,016
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Sun 11/1
7:45 am-11:55 pm
2 stops22h 10m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,025
Quickest round-trip
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Mon 11/23
11:55 am-8:24 pm
1 stop14h 29m
San Antonio
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,045
LisbonSan Antonio
LIS Lisbon Humberto Delgado - SAT San Antonio
LISSAT
Lisbon Humberto Delgado
Mon 11/9
11:55 am-8:24 pm
1 stop14h 29m
San Antonio
Sun 11/15
12:45 pm-8:10 am
1 stop13h 25m
$1,062
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from Portugal to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Portugal with our price prediction graph.
LIS-SAT
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 Portugal to San Antonio
PT0-SAT
LIS-SAT
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Portugal to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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
San Antonio flight routes