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

British Airways, United Airlines, and KLM are the most popular carriers operating from San Antonio to Spain

What airlines fly to Spain?

British Airways, American Airlines and United 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 34% 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 March 2026, there are 8 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.

$267 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.

5:25 am - 7:45 am

SAT

MAD

19h 20m

1 stop

3:55 pm - 9:36 am

MAD

SAT

24h 41m

1 stop

$662Multiple Airlines

seg, abr 13 - ter, abr 28

6:20 am - 6:50 am

SAT

MAD

17h 30m

1 stop

3:55 pm - 9:36 am

MAD

SAT

24h 41m

1 stop

$664Multiple Airlines

dom, abr 12 - ter, abr 28

9:00 am - 8:50 am

SAT

MAD

16h 50m

1 stop

1:30 pm - 3:39 pm

MAD

SAT

33h 09m

2 stops

$665United Airlines

ter, set 1 - ter, set 15

8:14 am - 5:30 am

SAT

MAD

14h 16m

1 stop

1:35 pm - 11:59 pm

MAD

SAT

17h 24m

1 stop

$667British Airways

ter, abr 14 - ter, abr 28

9:37 am - 6:50 am

SAT

MAD

38h 13m

2 stops

1:30 pm - 3:39 pm

MAD

SAT

33h 09m

2 stops

$670United Airlines

ter, set 1 - ter, set 15

1:32 pm - 2:25 pm

SAT

MAD

17h 53m

1 stop

3:55 pm - 10:52 pm

MAD

SAT

13h 57m

1 stop

$671Iberia

ter, abr 21 - ter, abr 28

6:00 am - 7:35 am

SAT

BCN

18h 35m

1 stop

10:45 am - 7:45 pm

BCN

SAT

16h 00m

1 stop

$693British Airways

dom, abr 12 - ter, abr 28

7:12 pm - 10:40 pm

SAT

BCN

20h 28m

2 stops

12:30 pm - 10:52 pm

BCN

SAT

17h 22m

2 stops

$710Iberia

ter, abr 21 - ter, abr 28

12:10 pm - 12:35 pm

SAT

AGP

17h 25m

2 stops

11:40 pm - 5:09 pm

AGP

SAT

24h 29m

2 stops

$818KLM

qui, ago 27 - seg, set 7

12:10 pm - 12:35 pm

SAT

AGP

17h 25m

2 stops

11:40 pm - 5:09 pm

AGP

SAT

24h 29m

2 stops

$868KLM

qui, ago 27 - seg, set 7

United Airlines flights from San Antonio to Spain

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

United Airlines

Sep 1

SAT9:00 amSan Antonio

16h 50m

1 stop

MAD8:50 amMadrid Barajas

Sep 15

MAD1:30 pmMadrid Barajas

33h 09m

2 stops

SAT3:39 pmSan Antonio

$665

United Airlines

Sep 1

SAT9:37 amSan Antonio

38h 13m

2 stops

MAD6:50 amMadrid Barajas

Sep 15

MAD1:30 pmMadrid Barajas

33h 09m

2 stops

SAT3:39 pmSan Antonio

$670

United Airlines

Apr 14

SAT12:09 pmSan Antonio

12h 56m

1 stop

MAD8:05 amMadrid Barajas

Apr 22

MAD12:45 pmMadrid Barajas

35h 58m

3 stops

SAT5:43 pmSan Antonio

$702

British Airways flights from San Antonio to Spain

Our best British Airways deals on San Antonio to Spain flight tickets

British Airways

Apr 14

SAT8:14 amSan Antonio

14h 16m

1 stop

MAD5:30 amMadrid Barajas

Apr 28

MAD1:35 pmMadrid Barajas

17h 24m

1 stop

SAT11:59 pmSan Antonio

$667

British Airways

Apr 12

SAT6:00 amSan Antonio

18h 35m

1 stop

BCN7:35 amBarcelona-El Prat

Apr 28

BCN10:45 amBarcelona-El Prat

16h 00m

1 stop

SAT7:45 pmSan Antonio

$693

British Airways

Apr 13

SAT8:14 amSan Antonio

17h 11m

2 stops

IBZ8:25 amIbiza

Apr 29

IBZ1:25 pmIbiza

16h 27m

2 stops

SAT10:52 pmSan Antonio

$697

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

seg 4/13

5:25 am-7:45 am

1 stop19h 20m

Madrid Barajas

ter 4/28

3:55 pm-9:36 am

1 stop24h 41m

$662

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

dom 4/12

6:20 am-6:50 am

1 stop17h 30m

Madrid Barajas

ter 4/28

3:55 pm-9:36 am

1 stop24h 41m

$664

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

ter 9/1

9:00 am-8:50 am

1 stop16h 50m

Madrid Barajas

ter 9/15

1:30 pm-3:39 pm

2 stops33h 09m

$665

Quickest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

ter 4/14

8:14 am-5:30 am

1 stop14h 16m

Madrid Barajas

ter 4/28

1:35 pm-11:59 pm

1 stop17h 24m

$667

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

ter 9/1

9:37 am-6:50 am

2 stops38h 13m

Madrid Barajas

ter 9/15

1:30 pm-3:39 pm

2 stops33h 09m

$670

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

ter 4/21

1:32 pm-2:25 pm

1 stop17h 53m

Madrid Barajas

ter 4/28

3:55 pm-10:52 pm

1 stop13h 57m

$671

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

dom 4/12

6:00 am-7:35 am

1 stop18h 35m

Barcelona-El Prat

ter 4/28

10:45 am-7:45 pm

1 stop16h 00m

$693

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

ter 4/21

7:12 pm-10:40 pm

2 stops20h 28m

Barcelona-El Prat

ter 4/28

12:30 pm-10:52 pm

2 stops17h 22m

$710

San AntonioMálaga

SAT - AGP

SATAGP

San Antonio

qui 8/27

12:10 pm-12:35 pm

2 stops17h 25m

Malaga

seg 9/7

11:40 pm-5:09 pm

2 stops24h 29m

$818

San AntonioMálaga

SAT - AGP

SATAGP

San Antonio

qui 8/27

12:10 pm-12:35 pm

2 stops17h 25m

Malaga

seg 9/7

11:40 pm-5:09 pm

2 stops24h 29m

$868

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 $849 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 10% 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 17m
Direct flights	None

The fastest flight from San Antonio to Spain takes 12h 17m

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

Search flight deals

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 March 2026, there are 8 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 7,786 reviews	Search British Airways flights
Delta	PriceFrom $433	Free Cancellation	Rating 7.9 8,291 reviews	Search Delta flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,471 reviews	Search KLM flights
United Airlines	PriceFrom $460	Free Cancellation	Rating 7.4 9,423 reviews	Search United Airlines flights
Iberia	PriceFrom $484	Free Cancellation	Rating 7.0 3,134 reviews	Search Iberia flights
Virgin Atlantic	PriceFrom $488	Free Cancellation	Rating 7.5 680 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,464 reviews	Search American Airlines flights
Lufthansa	PriceFrom $534	Free Cancellation	Rating 6.8 7,848 reviews	Search Lufthansa 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.