What airlines fly to Barcelona?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Barcelona from San Antonio according to our data. United Airlines is the first choice among our users, with 29% 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?

Scandinavian Airlines, Air Canada, and Lufthansa 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 September 2025, there are 7 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.

$301 Cheap Flights from San Antonio to Barcelona in 2025

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Find the cheapest flights from San Antonio to Barcelona

Round-trip

One-way

Cheap round-trip flights

7:05 am - 9:35 amSAT-BCN

19h 30m2 stops

1:35 pm - 3:18 pmBCN-SAT

32h 43m2 stops

$530United Airlines

Find Deal

Tue, Nov 4 - Fri, Nov 14

1:05 pm - 6:20 pmSAT-BCN

22h 15m2 stops

7:10 pm - 11:16 pmBCN-SAT

35h 06m2 stops

$532Scandinavian Airlines

Find Deal

Fri, Nov 14 - Wed, Nov 19

4:24 pm - 9:35 amSAT-BCN

35h 11m2 stops

1:35 pm - 8:15 pmBCN-SAT

37h 40m2 stops

$535Air Canada

Find Deal

Sat, Nov 1 - Fri, Nov 14

7:50 am - 9:05 amSAT-BCN

18h 15m1 stop

1:30 pm - 9:58 pmBCN-SAT

15h 28m1 stop

$552American Airlines

Find Deal

Sun, Sep 21 - Tue, Oct 7

1:37 pm - 9:20 amSAT-BCN

12h 43m1 stop

9:00 am - 10:19 pmBCN-SAT

20h 19m2 stops

$557Delta

Find Deal

Mon, Sep 22 - Thu, Oct 2

3:12 pm - 4:20 pmSAT-BCN

18h 08m1 stop

11:00 am - 11:59 pmBCN-SAT

19h 59m1 stop

$558American Airlines

Find Deal

Tue, Nov 4 - Fri, Nov 14

6:41 am - 9:20 amSAT-BCN

19h 39m1 stop

10:15 am - 10:41 amBCN-SAT

31h 26m1 stop

$559Delta

Find Deal

Sun, Oct 19 - Fri, Nov 7

11:35 am - 11:55 amSAT-BCN

17h 20m1 stop

12:20 pm - 10:42 pmBCN-SAT

17h 22m2 stops

$570

Find Deal

Sun, Sep 21 - Tue, Oct 7

6:30 am - 7:50 amSAT-BCN

18h 20m3 stops

1:15 pm - 11:58 amBCN-SAT

29h 43m2 stops

$571

Find Deal

Mon, Sep 22 - Fri, Oct 3

7:40 am - 9:35 amSAT-BCN

18h 55m3 stops

1:35 pm - 11:20 amBCN-SAT

28h 45m3 stops

$666Air Canada

Find Deal

Fri, Nov 7 - Mon, Nov 10

Air Canada flights from San Antonio to Barcelona

Our best Air Canada deals on San Antonio to Barcelona flight tickets

Air Canada

Nov 1

SAT4:24 pmSan Antonio

35h 11m

2 stops

BCN9:35 amBarcelona-El Prat

Nov 14

BCN1:35 pmBarcelona-El Prat

37h 40m

2 stops

SAT8:15 pmSan Antonio

$535

Find similar

Air Canada

Nov 7

SAT7:40 amSan Antonio

18h 55m

3 stops

BCN9:35 amBarcelona-El Prat

Nov 10

BCN1:35 pmBarcelona-El Prat

28h 45m

3 stops

SAT11:20 amSan Antonio

$666

Find similar

Air Canada

Sep 21

SAT6:48 amSan Antonio

18h 02m

3 stops

BCN7:50 amBarcelona-El Prat

Sep 28

BCN6:50 amBarcelona-El Prat

22h 45m

3 stops

SAT10:35 pmSan Antonio

$8,373

Find similar

Lufthansa flights from San Antonio to Barcelona

Our best Lufthansa deals on San Antonio to Barcelona flight tickets

Lufthansa

Nov 5

SAT5:13 pmSan Antonio

23h 07m

2 stops

BCN11:20 pmBarcelona-El Prat

Nov 17

BCN6:30 pmBarcelona-El Prat

34h 19m

2 stops

SAT9:49 pmSan Antonio

$614

Find similar

Lufthansa

Sep 25

SAT11:55 amSan Antonio

21h 20m

2 stops

BCN4:15 pmBarcelona-El Prat

Sep 29

BCN6:45 pmBarcelona-El Prat

33h 10m

2 stops

SAT8:55 pmSan Antonio

$660

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 11/4

7:05 am-9:35 am

2 stops19h 30m

Barcelona-El Prat

Fri 11/14

1:35 pm-3:18 pm

2 stops32h 43m

$530

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Fri 11/14

1:05 pm-6:20 pm

2 stops22h 15m

Barcelona-El Prat

Wed 11/19

7:10 pm-11:16 pm

2 stops35h 06m

$532

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 11/1

4:24 pm-9:35 am

2 stops35h 11m

Barcelona-El Prat

Fri 11/14

1:35 pm-8:15 pm

2 stops37h 40m

$535

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 9/21

7:50 am-9:05 am

1 stop18h 15m

Barcelona-El Prat

Tue 10/7

1:30 pm-9:58 pm

1 stop15h 28m

$552

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 9/22

1:37 pm-9:20 am

1 stop12h 43m

Barcelona-El Prat

Thu 10/2

9:00 am-10:19 pm

2 stops20h 19m

$557

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 11/4

3:12 pm-4:20 pm

1 stop18h 08m

Barcelona-El Prat

Fri 11/14

11:00 am-11:59 pm

1 stop19h 59m

$558

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 10/19

6:41 am-9:20 am

1 stop19h 39m

Barcelona-El Prat

Fri 11/7

10:15 am-10:41 am

1 stop31h 26m

$559

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 9/21

11:35 am-11:55 am

1 stop17h 20m

Barcelona-El Prat

Tue 10/7

12:20 pm-10:42 pm

2 stops17h 22m

$570

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 9/22

6:30 am-7:50 am

3 stops18h 20m

Barcelona-El Prat

Fri 10/3

1:15 pm-11:58 am

2 stops29h 43m

$571

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Fri 11/7

7:40 am-9:35 am

3 stops18h 55m

Barcelona-El Prat

Mon 11/10

1:35 pm-11:20 am

3 stops28h 45m

$666

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 $599. 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 $661.

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 $934 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 $743 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

Direct flights	None

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 43m.
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 September 2025, there are 7 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
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom $473	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $520	Free Cancellation	Rating 7.9 7,960 reviews	Search Delta flights
American Airlines	PriceFrom $572	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $586	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
KLM	PriceFrom $592	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
Iberia	PriceFrom $622	Free Cancellation	Rating 7.0 2,929 reviews	Search Iberia 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.