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Cheap flights from San Antonio to Barcelona from $310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Barcelona departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:15 pm - 9:00 am
SAT
-
BCN
13h 45m
1 stop
United Airlines Logo
12:15 pm - 4:09 pm
BCN
-
SAT
34h 54m
2 stops
$467United Airlines
Tue, Apr 14 - Tue, Apr 28
United Airlines Logo
5:30 pm - 8:00 am
SAT
-
BCN
31h 30m
2 stops
United Airlines Logo
12:15 pm - 4:09 pm
BCN
-
SAT
34h 54m
2 stops
$470United Airlines
Tue, Apr 14 - Tue, Apr 28
United Airlines Logo
12:15 pm - 9:00 am
SAT
-
BCN
13h 45m
1 stop
United Airlines Logo
3:15 pm - 10:53 pm
BCN
-
SAT
14h 38m
1 stop
$487United Airlines
Tue, Apr 14 - Tue, Apr 28
British Airways Logo
1:32 pm - 7:35 am
SAT
-
BCN
35h 03m
1 stop
British Airways Logo
9:30 pm - 8:58 pm
BCN
-
SAT
30h 28m
2 stops
$499British Airways
Tue, Apr 7 - Tue, Apr 28
United Airlines Logo
5:30 pm - 1:15 pm
SAT
-
BCN
12h 45m
1 stop
United Airlines Logo
12:15 pm - 10:53 pm
BCN
-
SAT
41h 38m
2 stops
$517United Airlines
Wed, Apr 15 - Sun, Apr 19
United Airlines Logo
7:15 pm - 8:00 am
SAT
-
BCN
29h 45m
2 stops
United Airlines Logo
12:15 pm - 10:54 pm
BCN
-
SAT
41h 39m
2 stops
$520United Airlines
Tue, Apr 28 - Mon, May 4
United Airlines Logo
11:46 am - 1:15 pm
SAT
-
BCN
18h 29m
2 stops
United Airlines Logo
12:15 pm - 10:53 pm
BCN
-
SAT
41h 38m
2 stops
$521United Airlines
Wed, Apr 15 - Sun, Apr 19
United Airlines Logo
12:09 pm - 8:20 am
SAT
-
BCN
13h 11m
1 stop
United Airlines Logo
1:15 pm - 9:18 pm
BCN
-
SAT
15h 03m
1 stop
$535United Airlines
Tue, Apr 28 - Mon, May 4
American Airlines Logo
7:05 am - 6:45 am
SAT
-
BCN
16h 40m
1 stop
American Airlines Logo
12:50 pm - 8:58 pm
BCN
-
SAT
15h 08m
1 stop
$537American Airlines
Wed, Apr 15 - Sun, Apr 19
Delta Logo
6:20 am - 12:50 pm
SAT
-
BCN
23h 30m
1 stop
Delta Logo
3:15 pm - 12:17 pm
BCN
-
SAT
28h 02m
1 stop
$547Delta
Wed, Apr 22 - Mon, Apr 27

British Airways flights from San Antonio to Barcelona

Our best British Airways deals on San Antonio to Barcelona flight tickets
British Airways
Apr 7
SAT1:32 pmSan Antonio
35h 03m
1 stop
BCN7:35 amBarcelona-El Prat
Apr 28
BCN9:30 pmBarcelona-El Prat
30h 28m
2 stops
SAT8:58 pmSan Antonio
$499
British Airways
Apr 14
SAT7:00 amSan Antonio
17h 35m
1 stop
BCN7:35 amBarcelona-El Prat
Apr 28
BCN10:45 amBarcelona-El Prat
19h 07m
1 stop
SAT10:52 pmSan Antonio
$517
British Airways
Apr 7
SAT1:32 pmSan Antonio
35h 03m
1 stop
BCN7:35 amBarcelona-El Prat
Apr 28
BCN10:45 amBarcelona-El Prat
19h 07m
1 stop
SAT10:52 pmSan Antonio
$609

American Airlines flights from San Antonio to Barcelona

Our best American Airlines deals on San Antonio to Barcelona flight tickets
American Airlines
Apr 15
SAT7:05 amSan Antonio
16h 40m
1 stop
BCN6:45 amBarcelona-El Prat
Apr 19
BCN12:50 pmBarcelona-El Prat
15h 08m
1 stop
SAT8:58 pmSan Antonio
$537
American Airlines
Apr 5
SAT6:00 amSan Antonio
18h 35m
1 stop
BCN7:35 amBarcelona-El Prat
Apr 21
BCN10:30 amBarcelona-El Prat
20h 29m
1 stop
SAT11:59 pmSan Antonio
$627

momondo 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, momondo users made 832,500 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from San Antonio to Barcelona that are best for you.

Fly from

Fly to

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 4/14

5:30 pm-8:00 am

2 stops31h 30m

Barcelona-El Prat

Tue 4/28

12:15 pm-4:09 pm

2 stops34h 54m

$470

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

3:15 pm-10:53 pm

1 stop14h 38m

$487

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 4/7

1:32 pm-7:35 am

1 stop35h 03m

Barcelona-El Prat

Tue 4/28

9:30 pm-8:58 pm

2 stops30h 28m

$499

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 4/15

5:30 pm-1:15 pm

1 stop12h 45m

Barcelona-El Prat

Sun 4/19

12:15 pm-10:53 pm

2 stops41h 38m

$517

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 4/28

7:15 pm-8:00 am

2 stops29h 45m

Barcelona-El Prat

Mon 5/4

12:15 pm-10:54 pm

2 stops41h 39m

$520

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 4/15

11:46 am-1:15 pm

2 stops18h 29m

Barcelona-El Prat

Sun 4/19

12:15 pm-10:53 pm

2 stops41h 38m

$521

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 4/28

12:09 pm-8:20 am

1 stop13h 11m

Barcelona-El Prat

Mon 5/4

1:15 pm-9:18 pm

1 stop15h 03m

$535

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 4/15

7:05 am-6:45 am

1 stop16h 40m

Barcelona-El Prat

Sun 4/19

12:50 pm-8:58 pm

1 stop15h 08m

$537

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 4/22

6:20 am-12:50 pm

1 stop23h 30m

Barcelona-El Prat

Mon 4/27

3:15 pm-12:17 pm

1 stop28h 02m

$547

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

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

What is the typical price of a round-trip flight between San Antonio and Barcelona?

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 $494. If you don’t want to visit Barcelona in January, then you should wait until February to fly from San Antonio, when ticket prices are also cheap, with an average price of $583.

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 $850 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 $573 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

13h 15m

Direct flights

None
The fastest flight from San Antonio to Barcelona takes 13h 15m
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 13h 15m.

  • 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?

  • 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
British AirwaysPriceFrom $396Free CancellationRating
6.7
7,731 reviews
Search British Airways flights
DeltaPriceFrom $433Free CancellationRating
7.9
8,181 reviews
Search Delta flights
KLMPriceFrom $433Free CancellationRating
7.7
1,451 reviews
Search KLM flights
United AirlinesPriceFrom $460Free CancellationRating
7.4
9,281 reviews
Search United Airlines flights
IberiaPriceFrom $538Free CancellationRating
7.0
3,113 reviews
Search Iberia flights
American AirlinesPriceFrom $582Free CancellationRating
7.2
11,271 reviews
Search American Airlines 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.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport