Barcelona

$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
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Cheap flight deals from San Antonio to Barcelona

Cheapest flights from San Antonio to Barcelona
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$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$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$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$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$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$569

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
From San Antonio to Barcelona
One-way flight from San Antonio to Barcelona
Highest demand for flights based on searches. 28% potential increase in price ($336 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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.
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

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
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.
  • What airport do you fly from for flights from San Antonio to Barcelona?

    For a flight from San Antonio to Barcelona, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 outbound flights to Barcelona per day. 6 airlines have flights to Barcelona from San Antonio on a regular basis.

  • How long is the flight from San Antonio to Barcelona?

    There are many flights that can get you from San Antonio to Barcelona in 13h 45m. Fly via United Airlines to get the fastest option. The distance between San Antonio and Barcelona is about 5395 mi.

  • What are the cheapest airlines flying from San Antonio to Barcelona round-trip?

    Flying on British Airways is currently your cheapest option to Barcelona, with prices starting at $396. Additional round-trip tickets that might be worth considering are offered by Delta and KLM, with the lowest prices starting at $433 and $433, respectively. British Airways is 53% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Antonio to Barcelona one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $442. American Airlines flights start at $452 while deals on United Airlines start at $468 one-way.

  • Can I find deals for flights from San Antonio to Barcelona that include hotel bookings?

    Yes. In addition to deals on San Antonio to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Barcelona.

  • Can I find deals for business class flights from San Antonio to Barcelona?

    Yes. Cheapflights offers flight deals from San Antonio to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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.

See more FAQs

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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.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$396Average$828FlexibilityNo cancel feeOn-time70%
DeltaCheapest$433Average$997FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$433Average$688FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$460Average$753FlexibilityNo cancel feeOn-time69%
IberiaCheapest$538Average$994FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$582Average$1,037FlexibilityNo cancel feeOn-time71%

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