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Cheap flights from San Antonio to Barcelona from $373

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 10/20. 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.
Iberia Logo
3:09 pm - 9:35 am
SAT
-
BCN
12h 26m
1 stop
Iberia Logo
9:15 pm - 10:42 am
BCN
-
SAT
20h 27m
2 stops
$756Iberia
Wed, Oct 28 - Wed, Nov 11
United Airlines Logo
4:20 pm - 9:35 am
SAT
-
BCN
34h 15m
3 stops
United Airlines Logo
1:35 pm - 10:58 pm
BCN
-
SAT
40h 23m
2 stops
$757United Airlines
Tue, Jan 5 - Wed, Jan 13
United Airlines Logo
6:43 am - 9:35 am
SAT
-
BCN
19h 52m
2 stops
United Airlines Logo
1:35 pm - 8:15 pm
BCN
-
SAT
37h 40m
2 stops
$757United Airlines
Tue, Jan 5 - Wed, Jan 13
Iberia Logo
3:09 pm - 9:35 am
SAT
-
BCN
12h 26m
1 stop
Iberia Logo
10:40 am - 8:29 am
BCN
-
SAT
28h 49m
1 stop
$767Iberia
Wed, Oct 28 - Wed, Nov 11
Multiple Airlines Logo
9:00 am - 9:20 am
SAT
-
BCN
17h 20m
1 stop
Multiple Airlines Logo
1:15 pm - 9:13 pm
BCN
-
SAT
14h 58m
1 stop
$777Multiple Airlines
Tue, Oct 13 - Fri, Oct 23
Delta Logo
5:30 am - 11:20 am
SAT
-
BCN
22h 50m
1 stop
Delta Logo
6:00 am - 11:20 pm
BCN
-
SAT
24h 20m
2 stops
$778Delta
Tue, Jan 5 - Wed, Jan 13
Delta Logo
10:45 am - 11:20 am
SAT
-
BCN
17h 35m
1 stop
Delta Logo
10:30 am - 10:56 am
BCN
-
SAT
31h 26m
1 stop
$779Delta
Tue, Jan 5 - Wed, Jan 13
Multiple Airlines Logo
9:00 am - 8:00 am
SAT
-
BCN
16h 00m
2 stops
Multiple Airlines Logo
1:15 pm - 9:13 pm
BCN
-
SAT
14h 58m
1 stop
$782Multiple Airlines
Tue, Oct 13 - Fri, Oct 23
KLM Logo
1:55 pm - 12:50 pm
SAT
-
BCN
15h 55m
1 stop
KLM Logo
11:00 am - 7:48 pm
BCN
-
SAT
15h 48m
1 stop
$797KLM
Mon, Sep 21 - Wed, Oct 7
KLM Logo
5:30 am - 8:40 am
SAT
-
BCN
20h 10m
1 stop
KLM Logo
1:15 pm - 10:27 pm
BCN
-
SAT
16h 12m
1 stop
$1,225KLM
Thu, Dec 24 - Fri, Jan 8

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United Airlines flights from San Antonio to Barcelona

Our best United Airlines deals on San Antonio to Barcelona flight tickets
United Airlines
Jan 5
SAT6:43 amSan Antonio
19h 52m
2 stops
BCN9:35 amBarcelona-El Prat
Jan 13
BCN1:35 pmBarcelona-El Prat
37h 40m
2 stops
SAT8:15 pmSan Antonio
$757
United Airlines
Dec 7
SAT12:10 pmSan Antonio
13h 50m
1 stop
BCN9:00 amBarcelona-El Prat
Dec 11
BCN10:30 amBarcelona-El Prat
16h 36m
1 stop
SAT8:06 pmSan Antonio
$774
United Airlines
Dec 7
SAT5:22 pmSan Antonio
33h 13m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 11
BCN10:30 amBarcelona-El Prat
16h 36m
1 stop
SAT8:06 pmSan Antonio
$777

British Airways flights from San Antonio to Barcelona

Our best British Airways deals on San Antonio to Barcelona flight tickets
British Airways
Sep 21
SAT2:35 pmSan Antonio
13h 20m
1 stop
BCN10:55 amBarcelona-El Prat
Sep 29
BCN10:30 amBarcelona-El Prat
20h 25m
1 stop
SAT11:55 pmSan Antonio
$808
British Airways
Sep 9
SAT12:41 pmSan Antonio
14h 29m
1 stop
BCN10:10 amBarcelona-El Prat
Sep 16
BCN10:45 amBarcelona-El Prat
14h 03m
1 stop
SAT5:48 pmSan Antonio
$840
British Airways
Oct 14
SAT3:09 pmSan Antonio
16h 06m
2 stops
BCN2:15 pmBarcelona-El Prat
Oct 24
BCN1:30 pmBarcelona-El Prat
17h 41m
1 stop
SAT12:11 amSan Antonio
$854

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 July 28, 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 - BCN

SATBCN

San Antonio

Wed 10/28

3:09 pm-9:35 am

1 stop12h 26m

Barcelona-El Prat

Wed 11/11

9:15 pm-10:42 am

2 stops20h 27m

$756

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

4:20 pm-9:35 am

3 stops34h 15m

Barcelona-El Prat

Wed 1/13

1:35 pm-10:58 pm

2 stops40h 23m

$757

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

6:43 am-9:35 am

2 stops19h 52m

Barcelona-El Prat

Wed 1/13

1:35 pm-8:15 pm

2 stops37h 40m

$757

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 10/28

3:09 pm-9:35 am

1 stop12h 26m

Barcelona-El Prat

Wed 11/11

10:40 am-8:29 am

1 stop28h 49m

$767

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 10/13

9:00 am-9:20 am

1 stop17h 20m

Barcelona-El Prat

Fri 10/23

1:15 pm-9:13 pm

1 stop14h 58m

$777

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

5:30 am-11:20 am

1 stop22h 50m

Barcelona-El Prat

Wed 1/13

6:00 am-11:20 pm

2 stops24h 20m

$778

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

10:45 am-11:20 am

1 stop17h 35m

Barcelona-El Prat

Wed 1/13

10:30 am-10:56 am

1 stop31h 26m

$779
Quickest round-trip

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 10/13

9:00 am-8:00 am

2 stops16h 00m

Barcelona-El Prat

Fri 10/23

1:15 pm-9:13 pm

1 stop14h 58m

$782

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 9/21

1:55 pm-12:50 pm

1 stop15h 55m

Barcelona-El Prat

Wed 10/7

11:00 am-7:48 pm

1 stop15h 48m

$797

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Thu 12/24

5:30 am-8:40 am

1 stop20h 10m

Barcelona-El Prat

Fri 1/8

1:15 pm-10:27 pm

1 stop16h 12m

$1,225

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?

Prices are currently low for flights on this route.

Typical prices usually range from $957 to $1,147.
The lowest price recently found on this route was $756.

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 $577. 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 $685.

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 $932 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 $686 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.
Search flight deals

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
8,129 reviews
Search British Airways flights
KLMPriceFrom $433Free CancellationRating
7.8
1,550 reviews
Search KLM flights
DeltaPriceFrom $452Free CancellationRating
7.8
8,482 reviews
Search Delta flights
IberiaPriceFrom $484Free CancellationRating
7.0
3,258 reviews
Search Iberia flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
10,045 reviews
Search United Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
8,162 reviews
Search Lufthansa flights
American AirlinesPriceFrom $734Free CancellationRating
7.1
11,840 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