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Cheap flights from San Antonio to Barcelona from $307

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 10/18. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
6:25 am - 8:20 amSAT  San Antonio-BCN Barcelona-El Prat
18h 55m1 stop Newark
United Airlines Logo
1:35 pm - 3:13 pmBCN  Barcelona-El Prat-SAT San Antonio
32h 38m2 stops Montreal Pierre Elliott Trudeau Intl Newark
$749United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
8:56 am - 9:00 amSAT  San Antonio-BCN Barcelona-El Prat
17h 04m2 stops Denver Intl Washington, D.C. Dulles Intl
United Airlines Logo
1:35 pm - 3:13 pmBCN  Barcelona-El Prat-SAT San Antonio
32h 38m2 stops Montreal Pierre Elliott Trudeau Intl Newark
$749United Airlines
Sun, Nov 15 - Wed, Nov 18
Air Canada Logo
7:35 am - 8:00 amSAT  San Antonio-BCN Barcelona-El Prat
17h 25m2 stops Houston George Bush Intcntl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
1:15 pm - 9:13 pmBCN  Barcelona-El Prat-SAT San Antonio
14h 58m1 stop Toronto Pearson Intl
$780Air Canada
Mon, Sep 21 - Wed, Oct 7
Finnair Logo
2:03 pm - 10:10 amSAT  San Antonio-BCN Barcelona-El Prat
13h 07m1 stop Dallas/Fort Worth
Finnair Logo
10:45 am - 5:46 pmBCN  Barcelona-El Prat-SAT San Antonio
14h 01m1 stop Dallas/Fort Worth
$781Finnair
Mon, Sep 21 - Wed, Oct 7
American Airlines Logo
8:00 am - 10:10 amSAT  San Antonio-BCN Barcelona-El Prat
19h 10m1 stop Dallas/Fort Worth
American Airlines Logo
12:50 pm - 9:36 pmBCN  Barcelona-El Prat-SAT San Antonio
15h 46m1 stop Philadelphia
$803American Airlines
Tue, Sep 29 - Tue, Oct 6
Delta Logo
4:21 pm - 12:50 pmSAT  San Antonio-BCN Barcelona-El Prat
13h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:00 am - 9:53 pmBCN  Barcelona-El Prat-SAT San Antonio
17h 53m1 stop Atlanta Hartsfield-Jackson
$803Delta
Sun, Sep 27 - Thu, Oct 8
Delta Logo
6:35 am - 8:35 amSAT  San Antonio-BCN Barcelona-El Prat
19h 00m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl
Delta Logo
10:55 am - 12:33 amBCN  Barcelona-El Prat-SAT San Antonio
20h 38m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$808Delta
Sun, Sep 27 - Wed, Oct 7
Lufthansa Logo
1:45 pm - 2:55 pmSAT  San Antonio-BCN Barcelona-El Prat
18h 10m2 stops Denver Intl Munich Franz Josef Strauss
Lufthansa Logo
7:00 pm - 9:31 pmBCN  Barcelona-El Prat-SAT San Antonio
33h 31m2 stops Frankfurt am Main Houston George Bush Intcntl
$821Lufthansa
Mon, Sep 21 - Mon, Sep 28
Lufthansa Logo
12:10 pm - 3:35 pmSAT  San Antonio-BCN Barcelona-El Prat
20h 25m2 stops Washington, D.C. Dulles Intl Frankfurt am Main
Lufthansa Logo
6:40 am - 10:50 pmBCN  Barcelona-El Prat-SAT San Antonio
23h 10m2 stops Frankfurt am Main Chicago O'Hare Intl
$863Lufthansa
Fri, Sep 25 - Tue, Oct 6
American Airlines Logo
3:02 pm - 10:55 amSAT  San Antonio-BCN Barcelona-El Prat
12h 53m1 stop Chicago O'Hare Intl
American Airlines Logo
12:50 pm - 8:24 pmBCN  Barcelona-El Prat-SAT San Antonio
14h 34m1 stop Philadelphia
$881American Airlines
Sun, Sep 13 - Tue, Sep 22

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Lufthansa flights from San Antonio to Barcelona

Our best Lufthansa deals on San Antonio to Barcelona flight tickets
Lufthansa
Sep 21
SAT1:45 pmSan Antonio
18h 10m
2 stops
BCN2:55 pmBarcelona-El Prat
Sep 28
BCN7:00 pmBarcelona-El Prat
33h 31m
2 stops
SAT9:31 pmSan Antonio
$821
Lufthansa
Sep 25
SAT12:10 pmSan Antonio
20h 25m
2 stops
BCN3:35 pmBarcelona-El Prat
Oct 6
BCN6:40 amBarcelona-El Prat
23h 10m
2 stops
SAT10:50 pmSan Antonio
$863
Lufthansa
Oct 8
SAT11:47 amSan Antonio
23h 28m
2 stops
BCN6:15 pmBarcelona-El Prat
Oct 19
BCN7:00 pmBarcelona-El Prat
33h 31m
2 stops
SAT9:31 pmSan Antonio
$880

British Airways flights from San Antonio to Barcelona

Our best British Airways deals on San Antonio to Barcelona flight tickets
British Airways
Sep 26
SAT5:41 pmSan Antonio
33h 29m
1 stop
BCN10:10 amBarcelona-El Prat
Oct 8
BCN10:45 amBarcelona-El Prat
20h 14m
1 stop
SAT11:59 pmSan Antonio
$837
British Airways
Sep 26
SAT7:05 pmSan Antonio
32h 05m
1 stop
BCN10:10 amBarcelona-El Prat
Oct 8
BCN10:35 amBarcelona-El Prat
19h 22m
2 stops
SAT10:57 pmSan Antonio
$847
British Airways
Sep 24
SAT4:27 pmSan Antonio
18h 53m
2 stops
BCN6:20 pmBarcelona-El Prat
Oct 8
BCN10:45 amBarcelona-El Prat
18h 15m
1 stop
SAT10:00 pmSan Antonio
$849

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 August 16, 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

Cheapest round-trip

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Sun 11/15

6:25 am-8:20 am

1 stop18h 55m

Barcelona-El Prat

Wed 11/18

1:35 pm-3:13 pm

2 stops32h 38m

$749

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Sun 11/15

8:56 am-9:00 am

2 stops17h 04m

Barcelona-El Prat

Wed 11/18

1:35 pm-3:13 pm

2 stops32h 38m

$749

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Mon 9/21

7:35 am-8:00 am

2 stops17h 25m

Barcelona-El Prat

Wed 10/7

1:15 pm-9:13 pm

1 stop14h 58m

$780
Quickest round-trip

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Mon 9/21

2:03 pm-10:10 am

1 stop13h 07m

Barcelona-El Prat

Wed 10/7

10:45 am-5:46 pm

1 stop14h 01m

$781

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Tue 9/29

8:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

Tue 10/6

12:50 pm-9:36 pm

1 stop15h 46m

$803

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Sun 9/27

4:21 pm-12:50 pm

1 stop13h 29m

Barcelona-El Prat

Thu 10/8

11:00 am-9:53 pm

1 stop17h 53m

$803

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Sun 9/27

6:35 am-8:35 am

2 stops19h 00m

Barcelona-El Prat

Wed 10/7

10:55 am-12:33 am

2 stops20h 38m

$808

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Mon 9/21

1:45 pm-2:55 pm

2 stops18h 10m

Barcelona-El Prat

Mon 9/28

7:00 pm-9:31 pm

2 stops33h 31m

$821

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Fri 9/25

12:10 pm-3:35 pm

2 stops20h 25m

Barcelona-El Prat

Tue 10/6

6:40 am-10:50 pm

2 stops23h 10m

$863

San AntonioBarcelona

SAT San Antonio - BCN Barcelona-El Prat

SATBCN

San Antonio

Sun 9/13

3:02 pm-10:55 am

1 stop12h 53m

Barcelona-El Prat

Tue 9/22

12:50 pm-8:24 pm

1 stop14h 34m

$881

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from $957 to $1,115.
The lowest price recently found on this route was $749.

What is the cheapest month to fly to Barcelona?

The month of March is, on average, the cheapest month to fly to Barcelona from San Antonio, with most prices found around $534. If you don’t want to visit Barcelona in March, then you should wait until November to fly from San Antonio, when ticket prices are also cheap, with an average price of $696.

How far in advance should I book a flight from San Antonio 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 $940 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 $672 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 05m

Direct flights

None
The fastest flight from San Antonio to Barcelona takes 13h 05m
There are no direct flights from San Antonio to Barcelona. There are no popular flight routes from San Antonio to Barcelona.
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Frequently asked questions about flying from San Antonio to Barcelona

  • 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 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?

  • 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
8,168 reviews
Search British Airways flights
KLMPriceFrom $433Free CancellationRating
7.8
1,559 reviews
Search KLM flights
DeltaPriceFrom $452Free CancellationRating
7.8
8,508 reviews
Search Delta flights
IberiaPriceFrom $484Free CancellationRating
7.0
3,256 reviews
Search Iberia flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
10,110 reviews
Search United Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
8,195 reviews
Search Lufthansa flights
American AirlinesPriceFrom $734Free CancellationRating
7.1
11,941 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