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Cheap flights from San Antonio to Barcelona from $320

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 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
12:10 pm - 8:00 amSAT-BCN
12h 50m1 stop
KLM Logo
6:00 am - 5:05 pmBCN-SAT
18h 05m2 stops
$455KLM
Find Deal
Tue, Nov 18 - Tue, Nov 25
Delta Logo
8:00 am - 8:40 amSAT-BCN
17h 40m1 stop
Delta Logo
12:15 pm - 12:38 amBCN-SAT
19h 23m2 stops
$461Delta
Find Deal
Mon, Nov 17 - Tue, Nov 25
Delta Logo
5:15 am - 8:00 amSAT-BCN
19h 45m2 stops
Delta Logo
6:00 am - 12:38 amBCN-SAT
25h 38m2 stops
$466Delta
Find Deal
Mon, Nov 17 - Tue, Nov 25
United Airlines Logo
12:10 pm - 8:20 amSAT-BCN
14h 10m1 stop
United Airlines Logo
12:35 pm - 8:53 amBCN-SAT
26h 18m2 stops
$583United Airlines
Find Deal
Tue, Mar 10 - Thu, Mar 19
United Airlines Logo
7:30 am - 8:20 amSAT-BCN
18h 50m1 stop
United Airlines Logo
6:50 am - 11:21 amBCN-SAT
34h 31m2 stops
$585United Airlines
Find Deal
Sun, Mar 8 - Fri, Mar 20
American Airlines Logo
4:30 pm - 4:05 pmSAT-BCN
16h 35m2 stops
American Airlines Logo
12:30 pm - 10:44 pmBCN-SAT
17h 14m2 stops
$609American Airlines
Find Deal
Mon, Nov 17 - Tue, Nov 25
British Airways Logo
4:40 pm - 8:50 amSAT-BCN
33h 10m1 stop
British Airways Logo
10:40 am - 7:15 pmBCN-SAT
15h 35m1 stop
$616British Airways
Find Deal
Tue, Jan 6 - Thu, Jan 22
Iberia Logo
12:34 pm - 12:40 pmSAT-BCN
17h 06m2 stops
Iberia Logo
9:15 pm - 8:29 amBCN-SAT
18h 14m2 stops
$642Iberia
Find Deal
Sun, Mar 1 - Sat, Mar 7
British Airways Logo
8:38 pm - 7:50 amSAT-BCN
28h 12m1 stop
British Airways Logo
9:00 pm - 11:34 pmBCN-SAT
32h 34m2 stops
$661British Airways
Find Deal
Sat, Mar 7 - Mon, Mar 16
American Airlines Logo
11:00 am - 7:50 amSAT-BCN
14h 50m1 stop
American Airlines Logo
10:45 am - 11:34 pmBCN-SAT
19h 49m1 stop
$663American Airlines
Find Deal
Wed, Mar 25 - Tue, Mar 31

KLM flights from San Antonio to Barcelona-El Prat Airport

Our best KLM deals on San Antonio to Barcelona-El Prat Airport flight tickets
KLM
Nov 18
SAT12:10 pmSan Antonio
12h 50m
1 stop
BCN8:00 amBarcelona-El Prat
Nov 25
BCN6:00 amBarcelona-El Prat
18h 05m
2 stops
SAT5:05 pmSan Antonio
$455
Find similar
KLM
Dec 11
SAT12:10 pmSan Antonio
12h 50m
1 stop
BCN8:00 amBarcelona-El Prat
Dec 24
BCN10:55 amBarcelona-El Prat
19h 12m
1 stop
SAT11:07 pmSan Antonio
$484
Find similar
KLM
Nov 28
SAT12:15 pmSan Antonio
12h 45m
1 stop
BCN8:00 amBarcelona-El Prat
Dec 6
BCN10:55 amBarcelona-El Prat
14h 31m
1 stop
SAT6:26 pmSan Antonio
$533
Find similar

Delta flights from San Antonio to Barcelona-El Prat Airport

Our best Delta deals on San Antonio to Barcelona-El Prat Airport flight tickets
Delta
Nov 17
SAT8:00 amSan Antonio
17h 40m
1 stop
BCN8:40 amBarcelona-El Prat
Nov 25
BCN12:15 pmBarcelona-El Prat
19h 23m
2 stops
SAT12:38 amSan Antonio
$461
Find similar
Delta
Nov 17
SAT5:15 amSan Antonio
19h 45m
2 stops
BCN8:00 amBarcelona-El Prat
Nov 25
BCN6:00 amBarcelona-El Prat
25h 38m
2 stops
SAT12:38 amSan Antonio
$466
Find similar
Delta
Dec 11
SAT5:20 amSan Antonio
19h 40m
2 stops
BCN8:00 amBarcelona-El Prat
Dec 24
BCN9:30 amBarcelona-El Prat
20h 37m
1 stop
SAT11:07 pmSan Antonio
$488
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Barcelona-El Prat Airport 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 October 20, 2025.
Use the filters below to find and compare flights from San Antonio to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 11/18

12:10 pm-8:00 am

1 stop12h 50m

Barcelona-El Prat

Tue 11/25

6:00 am-5:05 pm

2 stops18h 05m

$455

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 11/17

8:00 am-8:40 am

1 stop17h 40m

Barcelona-El Prat

Tue 11/25

12:15 pm-12:38 am

2 stops19h 23m

$461

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 11/17

5:15 am-8:00 am

2 stops19h 45m

Barcelona-El Prat

Tue 11/25

6:00 am-12:38 am

2 stops25h 38m

$466

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 3/10

12:10 pm-8:20 am

1 stop14h 10m

Barcelona-El Prat

Thu 3/19

12:35 pm-8:53 am

2 stops26h 18m

$583

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 3/8

7:30 am-8:20 am

1 stop18h 50m

Barcelona-El Prat

Fri 3/20

6:50 am-11:21 am

2 stops34h 31m

$585

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 11/17

4:30 pm-4:05 pm

2 stops16h 35m

Barcelona-El Prat

Tue 11/25

12:30 pm-10:44 pm

2 stops17h 14m

$609

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 1/6

4:40 pm-8:50 am

1 stop33h 10m

Barcelona-El Prat

Thu 1/22

10:40 am-7:15 pm

1 stop15h 35m

$616

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 3/1

12:34 pm-12:40 pm

2 stops17h 06m

Barcelona-El Prat

Sat 3/7

9:15 pm-8:29 am

2 stops18h 14m

$642

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 3/7

8:38 pm-7:50 am

1 stop28h 12m

Barcelona-El Prat

Mon 3/16

9:00 pm-11:34 pm

2 stops32h 34m

$661

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 3/25

11:00 am-7:50 am

1 stop14h 50m

Barcelona-El Prat

Tue 3/31

10:45 am-11:34 pm

1 stop19h 49m

$663

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-El Prat Airport

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-El Prat Airport?

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from San Antonio is in January. Flight prices, which tend to average around $520, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from San Antonio during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in January, still average around $668.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Tuesday when prices can be found for as low as $778. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,171. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $816 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,000 on average. Flights to Barcelona-El Prat Airport from San Antonio at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $929 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from San Antonio for as low as $837 on momondo.

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

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

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

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

Direct flights

None
There are no direct flights from San Antonio to Barcelona-El Prat Airport. There are no popular flight routes from San Antonio to Barcelona-El Prat Airport.
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  • How far is San Antonio to Barcelona-El Prat by plane?

    There are 5401.0 mi between San Antonio and Barcelona-El Prat. Flights usually cover this in 12h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Antonio Airport to Barcelona-El Prat Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents you'll need for your trip to Barcelona-El Prat Airport 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-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from San Antonio to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $460Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
DeltaPriceFrom $582Free CancellationRating
7.9
7,977 reviews
Search Delta flights
KLMPriceFrom $590Free CancellationRating
7.7
1,404 reviews
Search KLM flights
IberiaPriceFrom $622Free CancellationRating
7.0
2,996 reviews
Search Iberia flights
American AirlinesPriceFrom $626Free CancellationRating
7.2
11,024 reviews
Search American Airlines flights
British AirwaysPriceFrom $692Free CancellationRating
6.7
7,461 reviews
Search British Airways flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Badalona
Pineda de Mar
Calella
Roses
Pals
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

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

Finding the right flight to Barcelona from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Barcelona from San Antonio with this policy.

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

momondo provides multiple filters to help you find the best flight to Barcelona from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for San Antonio to Barcelona 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.

An easier way to manage your Barcelona-El Prat Airport trip

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