What airlines fly to Barcelona?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Barcelona from San Antonio according to our data. British Airways is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 9 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Barcelona?

Delta and KLM are the most popular carriers operating from San Antonio to Barcelona

When did momondo last update prices for flights from San Antonio Airport to Barcelona?

Prices for flights from San Antonio Airport to Barcelona are refreshed on a daily basis.

How many operators does momondo search for flights from San Antonio Airport to Barcelona?

As of December 2025, there are 6 operators available to choose from for flights from San Antonio Airport to Barcelona.

How old do you have to be to fly from San Antonio Airport to Barcelona?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The travel and health documents you'll need for your trip to Barcelona may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$269 Cheap Flights from San Antonio to Barcelona in 2025/26

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Find the cheapest flights from San Antonio to Barcelona

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:17 pm - 8:40 am

SAT

BCN

31h 23m1 stop

10:55 am - 8:25 pm

BCN

SAT

16h 30m1 stop

$417Virgin Atlantic

Mon, Jan 19 - Wed, Feb 4

12:55 pm - 8:00 am

SAT

BCN

12h 05m1 stop

10:55 am - 10:55 pm

BCN

SAT

19h 00m2 stops

$438Virgin Atlantic

Mon, Jan 19 - Wed, Feb 4

12:55 pm - 8:00 am

SAT

BCN

12h 05m1 stop

10:15 am - 12:38 am

BCN

SAT

21h 23m2 stops

$463Virgin Atlantic

Fri, Jan 30 - Tue, Feb 3

12:55 pm - 2:00 pm

SAT

BCN

18h 05m2 stops

10:15 am - 10:28 pm

BCN

SAT

19h 13m2 stops

$467Delta

Fri, Jan 30 - Tue, Feb 3

5:55 pm - 5:05 pm

SAT

BCN

16h 10m2 stops

10:15 am - 9:57 pm

BCN

SAT

18h 42m1 stop

$478Delta

Sun, Feb 15 - Sat, Feb 28

12:05 pm - 11:10 am

SAT

BCN

16h 05m2 stops

10:15 am - 12:38 am

BCN

SAT

21h 23m2 stops

$479Multiple Airlines

Sat, Jan 17 - Sat, Jan 24

1:35 pm - 5:05 pm

SAT

BCN

20h 30m2 stops

10:15 am - 8:25 pm

BCN

SAT

17h 10m2 stops

$482Delta

Sun, Feb 15 - Sat, Feb 28

4:00 pm - 3:00 pm

SAT

BCN

16h 00m2 stops

10:15 am - 10:28 pm

BCN

SAT

19h 13m2 stops

$492Multiple Airlines

Tue, Jan 13 - Tue, Jan 20

4:29 pm - 5:05 pm

SAT

BCN

17h 36m2 stops

10:15 am - 11:35 am

BCN

SAT

32h 20m1 stop

$493Delta

Tue, Jan 13 - Tue, Jan 20

4:00 pm - 2:00 pm

SAT

BCN

15h 00m2 stops

1:00 pm - 12:38 am

BCN

SAT

18h 38m2 stops

$494Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

KLM flights from San Antonio to Barcelona

Our best KLM deals on San Antonio to Barcelona flight tickets

KLM

Mar 25

SAT1:00 pmSan Antonio

15h 25m

2 stops

BCN10:25 amBarcelona-El Prat

Mar 31

BCN1:25 pmBarcelona-El Prat

18h 07m

2 stops

SAT12:32 amSan Antonio

$539

Find similar

KLM

Jan 18

SAT12:55 pmSan Antonio

12h 05m

1 stop

BCN8:00 amBarcelona-El Prat

Jan 25

BCN1:00 pmBarcelona-El Prat

18h 38m

2 stops

SAT12:38 amSan Antonio

$590

Find similar

British Airways flights from San Antonio to Barcelona

Our best British Airways deals on San Antonio to Barcelona flight tickets

British Airways

Feb 11

SAT5:20 pmSan Antonio

16h 10m

2 stops

BCN4:30 pmBarcelona-El Prat

Feb 17

BCN10:40 amBarcelona-El Prat

17h 08m

1 stop

SAT8:48 pmSan Antonio

$573

Find similar

British Airways

Jan 16

SAT6:06 amSan Antonio

33h 29m

2 stops

BCN10:35 pmBarcelona-El Prat

Jan 21

BCN10:40 amBarcelona-El Prat

18h 12m

1 stop

SAT9:52 pmSan Antonio

$621

Find similar

British Airways

Jan 16

SAT7:00 pmSan Antonio

20h 35m

2 stops

BCN10:35 pmBarcelona-El Prat

Jan 21

BCN10:40 amBarcelona-El Prat

19h 18m

1 stop

SAT10:58 pmSan Antonio

$623

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 1/19

6:17 pm-8:40 am

1 stop31h 23m

Barcelona-El Prat

Wed 2/4

10:55 am-8:25 pm

1 stop16h 30m

$417

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 1/19

12:55 pm-8:00 am

1 stop12h 05m

Barcelona-El Prat

Wed 2/4

10:55 am-10:55 pm

2 stops19h 00m

$438

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Fri 1/30

12:55 pm-8:00 am

1 stop12h 05m

Barcelona-El Prat

Tue 2/3

10:15 am-12:38 am

2 stops21h 23m

$463

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Fri 1/30

12:55 pm-2:00 pm

2 stops18h 05m

Barcelona-El Prat

Tue 2/3

10:15 am-10:28 pm

2 stops19h 13m

$467

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 2/15

5:55 pm-5:05 pm

2 stops16h 10m

Barcelona-El Prat

Sat 2/28

10:15 am-9:57 pm

1 stop18h 42m

$478

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 1/17

12:05 pm-11:10 am

2 stops16h 05m

Barcelona-El Prat

Sat 1/24

10:15 am-12:38 am

2 stops21h 23m

$479

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 2/15

1:35 pm-5:05 pm

2 stops20h 30m

Barcelona-El Prat

Sat 2/28

10:15 am-8:25 pm

2 stops17h 10m

$482

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/13

4:00 pm-3:00 pm

2 stops16h 00m

Barcelona-El Prat

Tue 1/20

10:15 am-10:28 pm

2 stops19h 13m

$492

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/13

4:29 pm-5:05 pm

2 stops17h 36m

Barcelona-El Prat

Tue 1/20

10:15 am-11:35 am

1 stop32h 20m

$493

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 1/18

4:00 pm-2:00 pm

2 stops15h 00m

Barcelona-El Prat

Sun 1/25

1:00 pm-12:38 am

2 stops18h 38m

$494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Barcelona?

The month of January is, on average, the cheapest month to fly to Barcelona from San Antonio, with most prices found around $596. If you don’t want to visit Barcelona in January, then you should wait until November to fly from San Antonio, when ticket prices are also cheap, with an average price of $625.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from San Antonio to Barcelona is on a Tuesday when prices can be found for as low as $778. On the other hand, Friday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,171.

What is the cheapest time of day to depart on your flight to Barcelona?

In the evening is the cheapest time of day to fly from San Antonio to Barcelona when you can find flight prices for as low as $816. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,000 on average. Flights to Barcelona from San Antonio at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $926 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from San Antonio for as low as $749 on momondo.

Cheap San Antonio to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Barcelona

Fastest flight time	15h 25m
Direct flights	None

The fastest flight from San Antonio to Barcelona takes 15h 25m

There are no direct flights from San Antonio to Barcelona. There are no popular flight routes from San Antonio to Barcelona.

Search flight deals

How far is San Antonio to Barcelona by plane?
There are 5402.3 mi between San Antonio and Barcelona. By plane, this route typically takes 12h 05m.
When did momondo last update prices for flights from San Antonio Airport to Barcelona?
Prices for flights from San Antonio Airport to Barcelona are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Barcelona?
As of December 2025, there are 6 operators available to choose from for flights from San Antonio Airport to Barcelona.
How old do you have to be to fly from San Antonio Airport to Barcelona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents you'll need for your trip to Barcelona may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Barcelona

Compare and see reviews for airlines that fly from San Antonio to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $433	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
KLM	PriceFrom $483	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights
Iberia	PriceFrom $622	Free Cancellation	Rating 7.0 3,040 reviews	Search Iberia flights
American Airlines	PriceFrom $637	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
British Airways	PriceFrom $755	Free Cancellation	Rating 6.7 7,562 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Barcelona?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Barcelona. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Antonio to Barcelona?

Once you have performed a search for San Antonio to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio to Barcelona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Barcelona from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.