$310+ Cheap flights from San Antonio (SAT) to Barcelona
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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BCN
Mar 16 — Mar 231
1 adult, Economy
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Last-minute
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Cheapest flights from San Antonio to BarcelonaExplore the most affordable flight options available from San Antonio to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
Explore the most affordable flight options available from San Antonio to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/1412:15 pm
SAT
- BCN
1 stop13h 45m
United Airlines
Tue 4/2812:15 pm
BCN
- SAT
2 stops34h 54m
United Airlines
Deal found 2/10![United Airlines logo]()
$467
This oojo deal was found by Cheapflights users on 2/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:19 pm
SAT
- BCN
2 stops17h 56m
British Airways
Tue 4/287:40 am
BCN
- SAT
2 stops23h 19m
British Airways
Deal found 2/13![British Airways logo]()
$485
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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.
Tue 4/71:32 pm
SAT
- BCN
1 stop35h 03m
British Airways
Tue 4/289:30 pm
BCN
- SAT
2 stops30h 28m
British Airways
Deal found 2/10![British Airways logo]()
$499
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/282:02 pm
SAT
- BCN
1 stop16h 13m
United Airlines
Mon 5/412:15 pm
BCN
- SAT
2 stops41h 39m
United Airlines
Deal found 2/10![United Airlines logo]()
$517
This oojo deal was found by Cheapflights users on 2/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/99:36 am
SAT
- BCN
1 stop14h 59m
British Airways
Mon 4/139:20 pm
BCN
- SAT
2 stops27h 24m
British Airways
Deal found 2/12![British Airways logo]()
$544
This Expedia deal was found by Cheapflights users on 2/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:32 pm
SAT
- BCN
2 stops21h 38m
Iberia
Mon 4/139:10 pm
BCN
- SAT
2 stops32h 42m
Iberia
Deal found 2/12![Iberia logo]()
$569
Best flights from San Antonio to BarcelonaDiscover carefully curated flight deals from San Antonio to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
Discover carefully curated flight deals from San Antonio to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/1412:15 pm
SAT
- BCN
1 stop13h 45m
United Airlines
Tue 4/2812:15 pm
BCN
- SAT
2 stops34h 54m
United Airlines
Deal found 2/10![United Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/77:15 pm
SAT
- BCN
2 stops29h 45m
United Airlines
Tue 4/2812:15 pm
BCN
- SAT
3 stops36h 28m
United Airlines
Deal found 2/10![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/282:02 pm
SAT
- BCN
1 stop16h 13m
United Airlines
Mon 5/412:15 pm
BCN
- SAT
2 stops41h 39m
United Airlines
Deal found 2/10![United Airlines logo]()
$517
Last-minute flights from San Antonio to BarcelonaDiscover last-minute flight deals from San Antonio to Barcelona. Data last updated February 14, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Barcelona. Data last updated February 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 2/257:00 am
SAT
- BCN
2 stops19h 00m
United Airlines
Sun 3/110:30 am
BCN
- SAT
1 stop16h 58m
United Airlines
Deal found 2/10![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 2/12. 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 3/111:43 am
SAT
- BCN
2 stops23h 02m
United Airlines
Sat 3/71:55 pm
BCN
- SAT
2 stops51h 16m
United Airlines
Deal found 2/12![United Airlines logo]()
$825
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Sat 3/75:24 pm
SAT
- BCN
2 stops31h 56m
United Airlines
Mon 3/1610:30 am
BCN
- SAT
2 stops28h 08m
United Airlines
Deal found 2/11![United Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Tue 3/107:00 am
SAT
- BCN
2 stops19h 20m
United Airlines
Thu 3/196:50 am
BCN
- SAT
2 stops22h 25m
United Airlines
Deal found 2/11![United Airlines logo]()
$695
This Air France deal was found by Cheapflights users on 2/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:37 pm
SAT
- BCN
2 stops15h 33m
Multiple Airlines
Thu 3/199:30 am
BCN
- SAT
1 stop32h 00m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$701
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:00 am
SAT
- BCN
1 stop19h 05m
American Airlines
Thu 3/1910:20 am
BCN
- SAT
1 stop19h 39m
American Airlines
Deal found 2/11![American Airlines logo]()
$831
This Faresmojo deal was found by Cheapflights users on 2/13. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/151:37 pm
SAT
- BCN
1 stop11h 58m
JetBlue
Sun 3/229:45 am
BCN
- SAT
1 stop18h 45m
JetBlue
Deal found 2/13![JetBlue logo]()
$628
This Cheapflightsfares deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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.
Wed 3/251:23 pm
SAT
- BCN
2 stops22h 12m
Lufthansa
Tue 3/317:55 am
BCN
- SAT
2 stops19h 47m
Lufthansa
Deal found 2/10![Lufthansa logo]()
$851
This oojo deal was found by Cheapflights users on 2/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:36 pm
SAT
- BCN
2 stops18h 49m
British Airways
Tue 3/3111:50 am
BCN
- SAT
2 stops19h 06m
British Airways
Deal found 2/11![British Airways logo]()
$888
One-way flights from San Antonio to BarcelonaSearch for one-way flight options from San Antonio to Barcelona. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
Search for one-way flight options from San Antonio to Barcelona. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/216:00 am
SAT
- BCN
2 stops48h 20m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/226:00 am
SAT
- BCN
2 stops24h 20m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/2010:26 am
SAT
- BCN
2 stops42h 44m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:26 am
SAT
- BCN
3 stops50h 14m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 7/299:52 am
SAT
- BCN
2 stops20h 28m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 7/289:52 am
SAT
- BCN
2 stops44h 28m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:57 pm
SAT
- BCN
2 stops39h 23m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Mon 3/237:00 am
SAT
- BCN
2 stops19h 20m
United Airlines
Deal found 2/11![United Airlines logo]()
$399
Find flight deals from San Antonio to Barcelona
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 14, 2026.
Round-trip from | $467 (United Airlines) |
|---|---|
One-way from | $310 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $583 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Barcelona 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 February 14, 2026.
Use the filters below to find and compare flights from San Antonio to Barcelona that are best for you.
Fly from
San Antonio
Fly to
Barcelona
Route
Depart
Return
Price
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Tue 4/14
12:15 pm-9:00 am
1 stop13h 45m
Barcelona-El Prat
Tue 4/28
12:15 pm-4:09 pm
2 stops34h 54m
$467
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Tue 4/7
7:15 pm-8:00 am
2 stops29h 45m
Barcelona-El Prat
Tue 4/28
12:15 pm-5:43 pm
3 stops36h 28m
$470
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Tue 4/28
2:02 pm-1:15 pm
1 stop16h 13m
Barcelona-El Prat
Mon 5/4
12:15 pm-10:54 pm
2 stops41h 39m
$517
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Wed 4/22
3:14 pm-1:20 pm
3 stops39h 06m
$316
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Mon 4/20
10:26 am-12:10 pm
2 stops42h 44m
$347
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Sun 5/10
10:26 am-7:40 pm
3 stops50h 14m
$351
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Mon 3/23
7:00 am-8:20 am
2 stops19h 20m
$399
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Mon 4/20
5:30 pm-1:15 pm
1 stop12h 45m
$399
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Wed 3/18
5:24 pm-8:35 am
2 stops33h 11m
$403
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
Mon 3/23
4:41 pm-7:45 pm
2 stops21h 04m
$409
Best time to book a flight from San Antonio to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from San Antonio with our price prediction graph.
SAT-S37
SAT-BCN
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 Barcelona
SAT-S37
SAT-BCN
How far ahead should I book a flight from San Antonio to Barcelona?
Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Barcelona. Price data was last updated on February 6, 2026.
The best time to book flights from San Antonio to Barcelona is 56 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.
What is the cheapest month to book a flight from San Antonio to Barcelona?
Currently, February is the cheapest month in which you can book a flight from San Antonio to Barcelona (average of $394). Flying from San Antonio to Barcelona in June is currently the most expensive (average of $857). 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 Barcelona
Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated February 14, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from San Antonio to Barcelona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Barcelona. 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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Complete your trip
Complete your trip to Barcelona by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from San Antonio to Barcelona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Barcelona flights
Browse other San Antonio and Barcelona flight options. Last updated on February 14, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on February 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Antonio to Barcelona
Discover the top 6 airlines that operate flights from San Antonio to Barcelona. 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 February 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$396 | Average$828 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$433 | Average$997 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$433 | Average$688 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$460 | Average$753 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$538 | Average$994 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$582 | Average$1,037 | FlexibilityNo cancel fee | On-time71% |