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

British Airways, United Airlines, and Air Canada 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.

5:00 pm - 6:50 am

SAT

MAD

30h 50m

2 stops

1:35 pm - 11:08 pm

MAD

SAT

40h 33m

2 stops

$733United Airlines

ds., oct.. 10 - dc., nov.. 11

7:00 am - 8:05 am

SAT

MAD

18h 05m

1 stop

1:30 pm - 3:48 pm

MAD

SAT

33h 18m

2 stops

$735United Airlines

dt., set. 29 - dt., oct.. 13

10:45 am - 12:15 pm

SAT

MAD

18h 30m

1 stop

6:00 am - 10:27 pm

MAD

SAT

23h 27m

2 stops

$752Delta

dt., set. 29 - dt., oct.. 13

5:30 pm - 12:15 pm

SAT

MAD

11h 45m

1 stop

2:35 pm - 1:08 pm

MAD

SAT

29h 33m

1 stop

$755Delta

dt., set. 29 - dt., oct.. 13

7:00 am - 7:35 pm

SAT

VLC

29h 35m

2 stops

8:30 pm - 9:07 pm

VLC

SAT

31h 37m

2 stops

$762British Airways

dg., set. 13 - dl., oct.. 5

8:00 am - 10:10 am

SAT

BCN

19h 10m

1 stop

12:20 pm - 9:43 pm

BCN

SAT

16h 23m

1 stop

$764British Airways

dl., oct.. 5 - dc., 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

$766Iberia

dl., oct.. 5 - dc., oct.. 21

7:05 am - 6:45 am

SAT

BCN

16h 40m

1 stop

11:00 am - 11:59 pm

BCN

SAT

19h 59m

1 stop

$769American Airlines

dc., ag. 19 - dc., des. 16

6:24 pm - 11:15 pm

SAT

BIO

21h 51m

2 stops

9:35 pm - 10:55 pm

BIO

SAT

32h 20m

2 stops

$793Iberia

dl., set. 7 - dl., set. 21

8:00 am - 1:10 pm

SAT

GRX

22h 10m

2 stops

9:55 am - 12:05 am

GRX

SAT

21h 10m

2 stops

$1,181American Airlines

dt., juny 2 - dt., juny 9

Air Canada flights from San Antonio to Spain

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

Air Canada

Sep 21

SAT5:30 amSan Antonio

20h 20m

2 stops

MAD8:50 amMadrid Barajas

Sep 25

MAD1:30 pmMadrid Barajas

33h 08m

2 stops

SAT3:38 pmSan Antonio

$743

Air Canada

Oct 6

SAT9:00 amSan Antonio

16h 50m

1 stop

MAD8:50 amMadrid Barajas

Oct 13

MAD1:30 pmMadrid Barajas

30h 33m

2 stops

SAT1:03 pmSan Antonio

$757

Air Canada

Sep 6

SAT7:35 amSan Antonio

16h 15m

2 stops

MAD6:50 amMadrid Barajas

Sep 23

MAD12:45 pmMadrid Barajas

42h 07m

2 stops

SAT11:52 pmSan Antonio

$780

United Airlines flights from San Antonio to Spain

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

United Airlines

Oct 10

SAT5:00 pmSan Antonio

30h 50m

2 stops

MAD6:50 amMadrid Barajas

Nov 11

MAD1:35 pmMadrid Barajas

40h 33m

2 stops

SAT11:08 pmSan Antonio

$733

United Airlines

Sep 29

SAT7:00 amSan Antonio

18h 05m

1 stop

MAD8:05 amMadrid Barajas

Oct 13

MAD1:30 pmMadrid Barajas

33h 18m

2 stops

SAT3:48 pmSan Antonio

$735

United Airlines

Sep 29

SAT5:30 amSan Antonio

18h 20m

2 stops

MAD6:50 amMadrid Barajas

Oct 7

MAD1:30 pmMadrid Barajas

28h 08m

2 stops

SAT10:38 amSan Antonio

$738

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

ds. 10/10

5:00 pm-6:50 am

2 stops30h 50m

Madrid Barajas

dc. 11/11

1:35 pm-11:08 pm

2 stops40h 33m

$733

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

dt. 9/29

7:00 am-8:05 am

1 stop18h 05m

Madrid Barajas

dt. 10/13

1:30 pm-3:48 pm

2 stops33h 18m

$735

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

dt. 9/29

10:45 am-12:15 pm

1 stop18h 30m

Madrid Barajas

dt. 10/13

6:00 am-10:27 pm

2 stops23h 27m

$752

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

dt. 9/29

5:30 pm-12:15 pm

1 stop11h 45m

Madrid Barajas

dt. 10/13

2:35 pm-1:08 pm

1 stop29h 33m

$755

San AntonioValencia

SAT - VLC

SATVLC

San Antonio

dg. 9/13

7:00 am-7:35 pm

2 stops29h 35m

Valencia

dl. 10/5

8:30 pm-9:07 pm

2 stops31h 37m

$762

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

dl. 10/5

8:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

dc. 10/21

12:20 pm-9:43 pm

1 stop16h 23m

$764

Quickest round-trip

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

dl. 10/5

7:09 pm-5:35 pm

2 stops15h 26m

Barcelona-El Prat

dc. 10/21

12:20 pm-9:43 pm

1 stop16h 23m

$766

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

dc. 8/19

7:05 am-6:45 am

1 stop16h 40m

Barcelona-El Prat

dc. 12/16

11:00 am-11:59 pm

1 stop19h 59m

$769

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

dl. 9/7

6:24 pm-11:15 pm

2 stops21h 51m

Bilbao

dl. 9/21

9:35 pm-10:55 pm

2 stops32h 20m

$793

San AntonioGranada

SAT - GRX

SATGRX

San Antonio

dt. 6/2

8:00 am-1:10 pm

2 stops22h 10m

Granada Federico Garcia Lorca

dt. 6/9

9:55 am-12:05 am

2 stops21h 10m

$1,181

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 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 $844 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	13h 13m
Direct flights	None

The fastest flight from San Antonio to Spain takes 13h 13m

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 7,895 reviews	Search British Airways flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,501 reviews	Search KLM flights
Delta	PriceFrom $452	Free Cancellation	Rating 7.9 8,419 reviews	Search Delta flights
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 9,607 reviews	Search United Airlines flights
Iberia	PriceFrom $484	Free Cancellation	Rating 7.0 3,184 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 11,623 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.