What is the cheapest airline that flies from San Antonio to Spain?

British Airways, Virgin Atlantic, and Delta are the most popular carriers operating from San Antonio to Spain

What airlines fly to Spain?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Spain from San Antonio according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 10 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Antonio Airport to Spain?

Prices for flights from San Antonio Airport to Spain are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Spain?

As of May 2026, there are 7 operators available to choose from for flights from San Antonio Airport to Spain.

How old do you have to be to fly from San Antonio Airport to Spain?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Spain.

What documentation or ID do you need to fly to Spain?

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

$340 Cheap Flights from San Antonio to Spain in 2026

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Find the cheapest flights from San Antonio to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:45 am - 9:55 am

SAT

MAD

16h 10m

2 stops

9:50 am - 5:18 pm

MAD

SAT

14h 28m

1 stop

$652Virgin Atlantic

Mon, Oct 12 - Wed, Oct 21

4:25 pm - 3:55 pm

SAT

BIO

16h 30m

2 stops

10:30 am - 11:20 pm

BIO

SAT

19h 50m

2 stops

$720KLM

Mon, Oct 12 - Wed, Oct 21

6:00 am - 9:00 am

SAT

MAD

20h 00m

1 stop

12:35 pm - 8:06 pm

MAD

SAT

37h 31m

3 stops

$730United Airlines

Wed, Oct 14 - Tue, Oct 27

5:30 am - 6:50 am

SAT

MAD

18h 20m

2 stops

1:35 pm - 3:30 pm

MAD

SAT

32h 55m

2 stops

$733United Airlines

Sun, Oct 18 - Wed, Nov 18

12:10 pm - 9:55 am

SAT

MAD

14h 45m

1 stop

9:50 am - 8:22 pm

MAD

SAT

17h 32m

1 stop

$750Delta

Mon, Sep 21 - Thu, Oct 15

7:00 am - 8:50 am

SAT

BCN

18h 50m

1 stop

10:40 am - 6:50 pm

BCN

SAT

15h 10m

1 stop

$764British Airways

Sun, Nov 1 - Tue, Nov 10

8:26 pm - 10:10 am

SAT

BCN

30h 44m

1 stop

1:30 pm - 9:07 pm

BCN

SAT

14h 37m

1 stop

$803British Airways

Sat, Oct 10 - Wed, Oct 14

5:35 pm - 4:55 pm

SAT

AGP

16h 20m

2 stops

1:25 pm - 11:59 pm

AGP

SAT

17h 34m

2 stops

$960Iberia

Thu, Jul 23 - Sun, Sep 20

2:45 pm - 1:35 am

SAT

TFS

28h 50m

2 stops

6:35 pm - 7:41 pm

TFS

SAT

31h 06m

2 stops

$1,103Iberia

Sun, Sep 6 - Sat, Oct 10

6:50 am - 9:50 am

SAT

BIO

20h 00m

2 stops

6:45 am - 12:33 am

BIO

SAT

24h 48m

2 stops

$1,141Delta

Mon, May 25 - Sun, Jun 7

United Airlines flights from San Antonio to Spain

Our best United Airlines deals on San Antonio to Spain flight tickets

United Airlines

Oct 14

SAT6:00 amSan Antonio

20h 00m

1 stop

MAD9:00 amMadrid Barajas

Oct 27

MAD12:35 pmMadrid Barajas

37h 31m

3 stops

SAT8:06 pmSan Antonio

$730

United Airlines

Oct 18

SAT5:30 amSan Antonio

18h 20m

2 stops

MAD6:50 amMadrid Barajas

Nov 18

MAD1:35 pmMadrid Barajas

32h 55m

2 stops

SAT3:30 pmSan Antonio

$733

United Airlines

Sep 21

SAT6:00 amSan Antonio

20h 00m

1 stop

MAD9:00 amMadrid Barajas

Oct 13

MAD1:30 pmMadrid Barajas

36h 58m

2 stops

SAT7:28 pmSan Antonio

$735

Virgin Atlantic flights from San Antonio to Spain

Our best Virgin Atlantic deals on San Antonio to Spain flight tickets

Virgin Atlantic

Oct 12

SAT10:45 amSan Antonio

16h 10m

2 stops

MAD9:55 amMadrid Barajas

Oct 21

MAD9:50 amMadrid Barajas

14h 28m

1 stop

SAT5:18 pmSan Antonio

$652

Virgin Atlantic

Aug 29

SAT12:37 pmSan Antonio

14h 18m

1 stop

MAD9:55 amMadrid Barajas

Sep 9

MAD12:45 pmMadrid Barajas

17h 27m

2 stops

SAT11:12 pmSan Antonio

$813

Virgin Atlantic

Aug 29

SAT12:37 pmSan Antonio

14h 18m

1 stop

MAD9:55 amMadrid Barajas

Sep 9

MAD9:50 amMadrid Barajas

17h 20m

1 stop

SAT8:10 pmSan Antonio

$817

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Mon 10/12

10:45 am-9:55 am

2 stops16h 10m

Madrid Barajas

Wed 10/21

9:50 am-5:18 pm

1 stop14h 28m

$652

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 10/12

4:25 pm-3:55 pm

2 stops16h 30m

Bilbao

Wed 10/21

10:30 am-11:20 pm

2 stops19h 50m

$720

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Wed 10/14

6:00 am-9:00 am

1 stop20h 00m

Madrid Barajas

Tue 10/27

12:35 pm-8:06 pm

3 stops37h 31m

$730

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Sun 10/18

5:30 am-6:50 am

2 stops18h 20m

Madrid Barajas

Wed 11/18

1:35 pm-3:30 pm

2 stops32h 55m

$733

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Mon 9/21

12:10 pm-9:55 am

1 stop14h 45m

Madrid Barajas

Thu 10/15

9:50 am-8:22 pm

1 stop17h 32m

$750

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 11/1

7:00 am-8:50 am

1 stop18h 50m

Barcelona-El Prat

Tue 11/10

10:40 am-6:50 pm

1 stop15h 10m

$764

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 10/10

8:26 pm-10:10 am

1 stop30h 44m

Barcelona-El Prat

Wed 10/14

1:30 pm-9:07 pm

1 stop14h 37m

$803

San AntonioMálaga

SAT - AGP

SATAGP

San Antonio

Thu 7/23

5:35 pm-4:55 pm

2 stops16h 20m

Malaga

Sun 9/20

1:25 pm-11:59 pm

2 stops17h 34m

$960

San AntonioGranadilla

SAT - TFS

SATTFS

San Antonio

Sun 9/6

2:45 pm-1:35 am

2 stops28h 50m

Granadilla Tenerife-Sur

Sat 10/10

6:35 pm-7:41 pm

2 stops31h 06m

$1,103

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 5/25

6:50 am-9:50 am

2 stops20h 00m

Bilbao

Sun 6/7

6:45 am-12:33 am

2 stops24h 48m

$1,141

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Spain

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

Prices

Airlines

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in February, then you should wait until March to fly from San Antonio, when ticket prices are also cheap, with an average price of $388.

How far in advance should I book a flight from San Antonio to Spain?

You are more likely to see cheaper flights to Spain from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $862 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from San Antonio for as low as $573 on momondo.

Can stopping save me money on San Antonio to Spain flights?

You could potentially save up to 24% on your flight if you consider stops on a San Antonio to Spain flight.

Cheap San Antonio to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Spain

Fastest flight time	12h 25m
Direct flights	None

The fastest flight from San Antonio to Spain takes 12h 25m

There are no direct flights from San Antonio to Spain. There are no popular flight routes from San Antonio to Spain.

Search flight deals

Frequently asked questions about flying from San Antonio to Spain

When did momondo last update prices for flights from San Antonio Airport to Spain?
Prices for flights from San Antonio Airport to Spain are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Spain?
As of May 2026, there are 7 operators available to choose from for flights from San Antonio Airport to Spain.
How old do you have to be to fly from San Antonio Airport to Spain?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain 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 Spain. 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 Spain

Compare and see reviews for airlines that fly from San Antonio to Spain with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $396	Free Cancellation	Rating 6.7 7,962 reviews	Search British Airways flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,513 reviews	Search KLM flights
Delta	PriceFrom $452	Free Cancellation	Rating 7.9 8,457 reviews	Search Delta flights
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 9,696 reviews	Search United Airlines flights
Iberia	PriceFrom $484	Free Cancellation	Rating 7.0 3,213 reviews	Search Iberia flights
Virgin Atlantic	PriceFrom $488	Free Cancellation	Rating 7.4 688 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,669 reviews	Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Spain for you.

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

Yes. All flights to Spain 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 Spain?

Once all potential San Antonio to Spain 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 San Antonio to Spain right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Antonio to Spain flights. All you need is a valid email address and we will do the rest; it is that quick and easy.