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

United Airlines, Aer Lingus, and Lufthansa 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 38% 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 April 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.

$343 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.

12:07 pm - 4:00 pm

SAT

BIO

20h 53m

2 stops

12:30 pm - 10:55 pm

BIO

SAT

17h 25m

2 stops

$744United Airlines

Wed, Aug 19 - Wed, Sep 9

8:00 am - 10:10 am

SAT

BCN

19h 10m

1 stop

12:20 pm - 9:43 pm

BCN

SAT

16h 23m

1 stop

$765British Airways

Mon, Oct 5 - Wed, Oct 21

7:09 pm - 5:35 pm

SAT

BCN

15h 26m

2 stops

12:20 pm - 9:43 pm

BCN

SAT

16h 23m

1 stop

$767British Airways

Mon, Oct 5 - Wed, Oct 21

5:30 pm - 10:10 am

SAT

BCN

33h 40m

1 stop

10:30 am - 11:21 pm

BCN

SAT

19h 51m

1 stop

$770British Airways

Sat, Sep 19 - Tue, Sep 29

9:00 am - 9:20 am

SAT

BCN

17h 20m

1 stop

12:15 pm - 11:40 am

BCN

SAT

30h 25m

2 stops

$803United Airlines

Sat, Sep 19 - Tue, Sep 29

4:30 pm - 12:15 pm

SAT

MAD

12h 45m

1 stop

9:50 am - 6:23 pm

MAD

SAT

15h 33m

1 stop

$944Virgin Atlantic

Mon, Apr 27 - Wed, May 13

4:28 pm - 8:55 pm

SAT

ALC

21h 27m

2 stops

1:40 pm - 11:56 pm

ALC

SAT

17h 16m

2 stops

$950Iberia

Tue, May 5 - Fri, May 15

5:25 am - 11:45 am

SAT

AGP

23h 20m

2 stops

5:25 pm - 5:13 pm

AGP

SAT

30h 48m

2 stops

$954Delta

Wed, Jun 3 - Wed, Jun 10

2:00 pm - 4:30 pm

SAT

SVQ

19h 30m

2 stops

6:50 am - 10:15 pm

SVQ

SAT

22h 25m

2 stops

$990Delta

Wed, Sep 9 - Sun, Sep 20

12:24 pm - 12:45 pm

SAT

SVQ

17h 21m

2 stops

1:25 pm - 11:06 pm

SVQ

SAT

16h 41m

2 stops

$1,293Iberia

Wed, Jun 3 - Wed, Jun 10

Air Canada flights from San Antonio to Spain

Our best Air Canada deals on San Antonio to Spain flight tickets

Air Canada

Sep 1

SAT9:00 amSan Antonio

16h 50m

1 stop

MAD8:50 amMadrid Barajas

Sep 16

MAD1:30 pmMadrid Barajas

14h 43m

1 stop

SAT9:13 pmSan Antonio

$719

Air Canada

Sep 1

SAT9:00 amSan Antonio

16h 50m

1 stop

MAD8:50 amMadrid Barajas

Sep 16

MAD1:30 pmMadrid Barajas

14h 43m

1 stop

SAT9:13 pmSan Antonio

$759

Air Canada

Sep 1

SAT9:00 amSan Antonio

16h 50m

1 stop

MAD8:50 amMadrid Barajas

Sep 16

MAD5:55 amMadrid Barajas

22h 18m

2 stops

SAT9:13 pmSan Antonio

$762

United Airlines flights from San Antonio to Spain

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

United Airlines

Oct 20

SAT12:10 pmSan Antonio

12h 55m

1 stop

MAD8:05 amMadrid Barajas

Nov 10

MAD1:35 pmMadrid Barajas

33h 03m

2 stops

SAT3:38 pmSan Antonio

$730

United Airlines

Oct 20

SAT5:30 amSan Antonio

18h 20m

2 stops

MAD6:50 amMadrid Barajas

Oct 27

MAD12:35 pmMadrid Barajas

29h 35m

2 stops

SAT12:10 pmSan Antonio

$734

United Airlines

Sep 29

SAT12:50 pmSan Antonio

13h 10m

1 stop

MAD9:00 amMadrid Barajas

Oct 13

MAD1:30 pmMadrid Barajas

33h 18m

2 stops

SAT3:48 pmSan Antonio

$735

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 8/19

12:07 pm-4:00 pm

2 stops20h 53m

Bilbao

Wed 9/9

12:30 pm-10:55 pm

2 stops17h 25m

$744

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 10/5

8:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

Wed 10/21

12:20 pm-9:43 pm

1 stop16h 23m

$765

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Mon 10/5

7:09 pm-5:35 pm

2 stops15h 26m

Barcelona-El Prat

Wed 10/21

12:20 pm-9:43 pm

1 stop16h 23m

$767

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 9/19

5:30 pm-10:10 am

1 stop33h 40m

Barcelona-El Prat

Tue 9/29

10:30 am-11:21 pm

1 stop19h 51m

$770

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 9/19

9:00 am-9:20 am

1 stop17h 20m

Barcelona-El Prat

Tue 9/29

12:15 pm-11:40 am

2 stops30h 25m

$803

Quickest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Mon 4/27

4:30 pm-12:15 pm

1 stop12h 45m

Madrid Barajas

Wed 5/13

9:50 am-6:23 pm

1 stop15h 33m

$944

San AntonioAlicante

SAT - ALC

SATALC

San Antonio

Tue 5/5

4:28 pm-8:55 pm

2 stops21h 27m

Alicante

Fri 5/15

1:40 pm-11:56 pm

2 stops17h 16m

$950

San AntonioMálaga

SAT - AGP

SATAGP

San Antonio

Wed 6/3

5:25 am-11:45 am

2 stops23h 20m

Malaga

Wed 6/10

5:25 pm-5:13 pm

2 stops30h 48m

$954

San AntonioSeville

SAT - SVQ

SATSVQ

San Antonio

Wed 9/9

2:00 pm-4:30 pm

2 stops19h 30m

Sevilla

Sun 9/20

6:50 am-10:15 pm

2 stops22h 25m

$990

San AntonioSeville

SAT - SVQ

SATSVQ

San Antonio

Wed 6/3

12:24 pm-12:45 pm

2 stops17h 21m

Sevilla

Wed 6/10

1:25 pm-11:06 pm

2 stops16h 41m

$1,293

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 January, then you should wait until March to fly from San Antonio, when ticket prices are also cheap, with an average price of $577.

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 $866 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 17% 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 21m
Direct flights	None

The fastest flight from San Antonio to Spain takes 12h 21m

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 April 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 7,910 reviews	Search British Airways flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,508 reviews	Search KLM flights
Delta	PriceFrom $452	Free Cancellation	Rating 7.9 8,450 reviews	Search Delta flights
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 9,643 reviews	Search United Airlines flights
Iberia	PriceFrom $484	Free Cancellation	Rating 7.0 3,195 reviews	Search Iberia flights
Virgin Atlantic	PriceFrom $488	Free Cancellation	Rating 7.5 687 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,666 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.