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Cheap flights from Barcelona-El Prat Airport to San Antonio from $474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona-El Prat Airport to San Antonio departing on 1/9. 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 Barcelona-El Prat Airport to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:40 am - 11:52 pm
BCN
-
SAT
23h 12m2 stops
Multiple Airlines Logo
6:30 am - 5:40 pm
SAT
-
BCN
28h 10m2 stops
$709Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
7:40 am - 11:52 pm
BCN
-
SAT
23h 12m2 stops
Multiple Airlines Logo
6:30 am - 4:15 pm
SAT
-
BCN
26h 45m2 stops
$710Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:45 am - 11:52 pm
BCN
-
SAT
24h 07m3 stops
Multiple Airlines Logo
6:30 am - 4:15 pm
SAT
-
BCN
26h 45m2 stops
$734Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:45 am - 11:52 pm
BCN
-
SAT
24h 07m3 stops
Multiple Airlines Logo
6:30 am - 4:15 pm
SAT
-
BCN
26h 45m2 stops
$735Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:45 am - 11:52 pm
BCN
-
SAT
24h 07m3 stops
Multiple Airlines Logo
6:30 am - 8:20 pm
SAT
-
BCN
30h 50m3 stops
$768Multiple Airlines
Tue, Jan 20 - Sat, Jan 24
British Airways Logo
6:40 am - 5:31 pm
BCN
-
SAT
17h 51m2 stops
British Airways Logo
5:20 pm - 4:05 pm
SAT
-
BCN
15h 45m2 stops
$776British Airways
Thu, Jan 15 - Mon, Jan 19
Delta Logo
11:10 am - 11:35 am
BCN
-
SAT
31h 25m2 stops
Delta Logo
5:20 am - 11:10 am
SAT
-
BCN
22h 50m2 stops
$777Delta
Mon, Jan 12 - Mon, Jan 19
Delta Logo
10:15 am - 11:35 am
BCN
-
SAT
32h 20m1 stop
Delta Logo
12:55 pm - 2:00 pm
SAT
-
BCN
18h 05m2 stops
$778Delta
Mon, Jan 12 - Mon, Jan 19
Finnair Logo
10:40 am - 7:15 pm
BCN
-
SAT
15h 35m1 stop
Finnair Logo
1:08 pm - 8:50 am
SAT
-
BCN
12h 42m1 stop
$779Finnair
Mon, Jan 12 - Mon, Jan 19
KLM Logo
6:00 am - 5:15 pm
BCN
-
SAT
18h 15m2 stops
KLM Logo
12:55 pm - 8:00 am
SAT
-
BCN
12h 05m1 stop
$780KLM
Thu, Jan 15 - Mon, Jan 19

United Airlines flights from Barcelona-El Prat Airport to San Antonio

Our best United Airlines deals on Barcelona-El Prat Airport to San Antonio flight tickets
United Airlines
Feb 26
BCN6:50 amBarcelona-El Prat
21h 25m
2 stops
SAT9:15 pmSan Antonio
Mar 2
SAT9:58 amSan Antonio
16h 02m
2 stops
BCN9:00 amBarcelona-El Prat
$793
Find similar
United Airlines
Jan 9
BCN1:50 pmBarcelona-El Prat
40h 23m
2 stops
SAT11:13 pmSan Antonio
May 15
SAT7:05 amSan Antonio
18h 15m
1 stop
BCN8:20 amBarcelona-El Prat
$828
Find similar
United Airlines
Jan 11
BCN6:50 amBarcelona-El Prat
21h 06m
2 stops
SAT8:56 pmSan Antonio
May 15
SAT2:14 pmSan Antonio
17h 41m
2 stops
BCN2:55 pmBarcelona-El Prat
$832
Find similar

British Airways flights from Barcelona-El Prat Airport to San Antonio

Our best British Airways deals on Barcelona-El Prat Airport to San Antonio flight tickets
British Airways
Jan 15
BCN6:40 amBarcelona-El Prat
17h 51m
2 stops
SAT5:31 pmSan Antonio
Jan 19
SAT5:20 pmSan Antonio
15h 45m
2 stops
BCN4:05 pmBarcelona-El Prat
$776
Find similar
British Airways
Mar 7
BCN10:40 amBarcelona-El Prat
19h 13m
1 stop
SAT10:53 pmSan Antonio
Mar 10
SAT3:15 pmSan Antonio
17h 30m
2 stops
BCN2:45 pmBarcelona-El Prat
$785
Find similar
British Airways
Mar 7
BCN10:40 amBarcelona-El Prat
19h 13m
1 stop
SAT10:53 pmSan Antonio
Mar 10
SAT3:15 pmSan Antonio
16h 25m
2 stops
BCN1:40 pmBarcelona-El Prat
$786
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat Airport to San Antonio 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 December 18, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Fri 1/30

7:40 am-11:52 pm

2 stops23h 12m

San Antonio

Fri 2/6

6:30 am-5:40 pm

2 stops28h 10m

$709

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Fri 1/30

7:40 am-11:52 pm

2 stops23h 12m

San Antonio

Fri 2/6

6:30 am-4:15 pm

2 stops26h 45m

$710

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Fri 1/30

6:45 am-11:52 pm

3 stops24h 07m

San Antonio

Fri 2/6

6:30 am-4:15 pm

2 stops26h 45m

$734

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Fri 1/30

6:45 am-11:52 pm

3 stops24h 07m

San Antonio

Fri 2/6

6:30 am-4:15 pm

2 stops26h 45m

$735

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Tue 1/20

6:45 am-11:52 pm

3 stops24h 07m

San Antonio

Sat 1/24

6:30 am-8:20 pm

3 stops30h 50m

$768

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Thu 1/15

6:40 am-5:31 pm

2 stops17h 51m

San Antonio

Mon 1/19

5:20 pm-4:05 pm

2 stops15h 45m

$776

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Mon 1/12

11:10 am-11:35 am

2 stops31h 25m

San Antonio

Mon 1/19

5:20 am-11:10 am

2 stops22h 50m

$777

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Mon 1/12

10:15 am-11:35 am

1 stop32h 20m

San Antonio

Mon 1/19

12:55 pm-2:00 pm

2 stops18h 05m

$778

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Mon 1/12

10:40 am-7:15 pm

1 stop15h 35m

San Antonio

Mon 1/19

1:08 pm-8:50 am

1 stop12h 42m

$779

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Thu 1/15

6:00 am-5:15 pm

2 stops18h 15m

San Antonio

Mon 1/19

12:55 pm-8:00 am

1 stop12h 05m

$780

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 San Antonio from

How to get the cheapest flight ticket from Barcelona-El Prat Airport to San Antonio

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 cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of May, then book flights to San Antonio from Barcelona-El Prat Airport during March instead. Flights to San Antonio in March, while not as cheap as those in May, still average around $804.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $984. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Tuesday is $1,210.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from Barcelona-El Prat Airport to San Antonio in the morning for as low as $969. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $1,083. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Barcelona-El Prat Airport to San Antonio flights?

You could potentially save up to 36% on your flight if you consider stops on a Barcelona-El Prat Airport to San Antonio flight.

When to book flights from Barcelona-El Prat Airport to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Barcelona-El Prat Airport to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Barcelona-El Prat Airport to San Antonio (BCN to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to San Antonio

Fastest flight time

17h 08m

Direct flights

None
The fastest flight from Barcelona-El Prat Airport to San Antonio takes 17h 08m
There are no direct flights from Barcelona-El Prat Airport to San Antonio. There are no popular flight routes from Barcelona-El Prat Airport to San Antonio.
Search flight deals

  • How far is Barcelona-El Prat to San Antonio by plane?

    The straight-line distance from Barcelona-El Prat to San Antonio is 5401.0 mi. A reasonable flight in good conditions will take 17h 08m.

  • When did momondo last update prices for flights from Barcelona-El Prat Airport to San Antonio Airport?

    Prices for flights from Barcelona-El Prat Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Barcelona-El Prat Airport to San Antonio Airport?

  • How old do you have to be to fly from Barcelona-El Prat Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Barcelona-El Prat Airport to San Antonio?

Best airlines flying from Barcelona-El Prat Airport to San Antonio

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $603Free CancellationRating
7.9
8,005 reviews
Search Delta flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to San Antonio?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Barcelona to San Antonio with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Barcelona to San Antonio flights to just show those with flexible booking policies.

How can momondo help me find flights from Barcelona to San Antonio?

Once all potential Barcelona to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Barcelona to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Barcelona to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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