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Cheap flights from San Antonio to Barcelona from $321

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 10/21. 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
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
8:55 am - 9:00 am
SAT
-
BCN
17h 05m
2 stops
United Airlines Logo
1:35 pm - 3:13 pm
BCN
-
SAT
32h 38m
2 stops
$749United Airlines
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
7:30 am - 9:35 am
SAT
-
BCN
19h 05m
2 stops
United Airlines Logo
1:35 pm - 11:00 pm
BCN
-
SAT
40h 25m
2 stops
$752United Airlines
Tue, Dec 1 - Wed, Dec 16
Air Canada Logo
4:20 pm - 9:35 am
SAT
-
BCN
34h 15m
2 stops
Air Canada Logo
1:35 pm - 10:58 pm
BCN
-
SAT
40h 23m
2 stops
$757Air Canada
Mon, Dec 7 - Fri, Dec 11
Virgin Atlantic Logo
1:41 pm - 8:40 am
SAT
-
BCN
11h 59m
1 stop
Virgin Atlantic Logo
10:50 am - 12:28 am
BCN
-
SAT
20h 38m
1 stop
$765Virgin Atlantic
Tue, Dec 1 - Wed, Dec 16
United Airlines Logo
12:10 pm - 9:00 am
SAT
-
BCN
13h 50m
1 stop
United Airlines Logo
10:30 am - 8:06 pm
BCN
-
SAT
16h 36m
1 stop
$769United Airlines
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
7:30 am - 9:00 am
SAT
-
BCN
18h 30m
1 stop
United Airlines Logo
1:35 pm - 8:23 am
BCN
-
SAT
25h 48m
2 stops
$772United Airlines
Tue, Dec 1 - Fri, Dec 18
United Airlines Logo
12:10 pm - 9:00 am
SAT
-
BCN
13h 50m
1 stop
United Airlines Logo
11:00 am - 10:48 pm
BCN
-
SAT
18h 48m
2 stops
$773United Airlines
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
7:30 am - 9:35 am
SAT
-
BCN
19h 05m
2 stops
United Airlines Logo
6:50 am - 10:58 pm
BCN
-
SAT
23h 08m
2 stops
$775United Airlines
Tue, Jan 5 - Fri, Jan 15
United Airlines Logo
6:43 am - 9:35 am
SAT
-
BCN
19h 52m
2 stops
United Airlines Logo
11:00 am - 11:48 am
BCN
-
SAT
31h 48m
1 stop
$778United Airlines
Tue, Jan 5 - Thu, Jan 14
Air Canada Logo
5:55 pm - 9:35 am
SAT
-
BCN
32h 40m
2 stops
Air Canada Logo
1:35 pm - 8:48 am
BCN
-
SAT
26h 13m
2 stops
$781Air Canada
Sat, Jan 9 - Thu, Jan 14

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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 7
BCN1:30 pmBarcelona-El Prat
17h 41m
1 stop
SAT12:11 amSan Antonio
$808
British Airways
Sep 18
SAT3:02 pmSan Antonio
15h 48m
2 stops
BCN1:50 pmBarcelona-El Prat
Sep 24
BCN10:30 amBarcelona-El Prat
14h 39m
1 stop
SAT6:09 pmSan Antonio
$849
British Airways
Sep 16
SAT5:41 pmSan Antonio
33h 29m
1 stop
BCN10:10 amBarcelona-El Prat
Sep 23
BCN10:45 amBarcelona-El Prat
16h 05m
1 stop
SAT7:50 pmSan Antonio
$858

Iberia flights from San Antonio to Barcelona

Our best Iberia deals on San Antonio to Barcelona flight tickets
Iberia
Sep 20
SAT3:02 pmSan Antonio
12h 53m
1 stop
BCN10:55 amBarcelona-El Prat
Oct 12
BCN8:05 pmBarcelona-El Prat
33h 52m
2 stops
SAT10:57 pmSan Antonio
$824
Iberia
Sep 20
SAT7:28 amSan Antonio
21h 17m
2 stops
BCN11:45 amBarcelona-El Prat
Oct 12
BCN8:05 pmBarcelona-El Prat
33h 52m
2 stops
SAT10:57 pmSan Antonio
$833
Iberia
Aug 18
SAT1:43 pmSan Antonio
13h 27m
1 stop
BCN10:10 amBarcelona-El Prat
Aug 25
BCN10:45 amBarcelona-El Prat
15h 52m
1 stop
SAT7:37 pmSan Antonio
$881

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 19, 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

Sun 11/8

8:55 am-9:00 am

2 stops17h 05m

Barcelona-El Prat

Thu 11/12

1:35 pm-3:13 pm

2 stops32h 38m

$749

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 12/1

7:30 am-9:35 am

2 stops19h 05m

Barcelona-El Prat

Wed 12/16

1:35 pm-11:00 pm

2 stops40h 25m

$752

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 12/7

4:20 pm-9:35 am

2 stops34h 15m

Barcelona-El Prat

Fri 12/11

1:35 pm-10:58 pm

2 stops40h 23m

$757

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 12/1

1:41 pm-8:40 am

1 stop11h 59m

Barcelona-El Prat

Wed 12/16

10:50 am-12:28 am

1 stop20h 38m

$765
Quickest round-trip

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 12/7

12:10 pm-9:00 am

1 stop13h 50m

Barcelona-El Prat

Fri 12/11

10:30 am-8:06 pm

1 stop16h 36m

$769

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 12/1

7:30 am-9:00 am

1 stop18h 30m

Barcelona-El Prat

Fri 12/18

1:35 pm-8:23 am

2 stops25h 48m

$772

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 12/7

12:10 pm-9:00 am

1 stop13h 50m

Barcelona-El Prat

Fri 12/11

11:00 am-10:48 pm

2 stops18h 48m

$773

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

7:30 am-9:35 am

2 stops19h 05m

Barcelona-El Prat

Fri 1/15

6:50 am-10:58 pm

2 stops23h 08m

$775

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/5

6:43 am-9:35 am

2 stops19h 52m

Barcelona-El Prat

Thu 1/14

11:00 am-11:48 am

1 stop31h 48m

$778

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 1/9

5:55 pm-9:35 am

2 stops32h 40m

Barcelona-El Prat

Thu 1/14

1:35 pm-8:48 am

2 stops26h 13m

$781

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 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 $927 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 $650 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 50m

Direct flights

None
The fastest flight from San Antonio to Barcelona takes 13h 50m
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 50m.

  • 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
8,126 reviews
Search British Airways flights
DeltaPriceFrom $452Free CancellationRating
7.8
8,480 reviews
Search Delta flights
IberiaPriceFrom $484Free CancellationRating
7.0
3,258 reviews
Search Iberia flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
10,005 reviews
Search United Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
8,144 reviews
Search Lufthansa flights
American AirlinesPriceFrom $734Free CancellationRating
7.1
11,827 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