San Antonio

$373+ Cheap flights from Spain to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SAT
Mar 18 — Mar 251
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Spain to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Spain to San Antonio

Cheapest flights from Spain to San Antonio
Explore the most affordable flight options available from Spain to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 16, 2026.

This lol.travel deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:00 am
MAD
-
SAT
1 stop20h 59m
Finnair
Mon 3/93:08 pm
SAT
-
MAD
1 stop11h 17m
Finnair
Deal found 2/14$744
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:30 am
BCN
-
SAT
1 stop16h 58m
Lufthansa
Mon 3/912:17 pm
SAT
-
BCN
1 stop14h 03m
Lufthansa
Deal found 2/14$773
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:55 am
BCN
-
SAT
2 stops19h 59m
United Airlines
Mon 3/97:30 am
SAT
-
BCN
1 stop18h 50m
United Airlines
Deal found 2/16$779
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:00 am
MAD
-
SAT
2 stops33h 43m
United Airlines
Mon 3/911:44 am
SAT
-
MAD
2 stops15h 31m
United Airlines
Deal found 2/15$780
This Cheapflightsfares deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:50 am
BCN
-
SAT
2 stops19h 01m
Lufthansa
Tue 3/1012:17 pm
SAT
-
BCN
1 stop14h 03m
Lufthansa
Deal found 2/16$783
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:40 am
BCN
-
SAT
1 stop29h 49m
American Airlines
Mon 3/99:13 am
SAT
-
BCN
1 stop16h 37m
American Airlines
Deal found 2/14$790
This Finnair deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:00 pm
MAD
-
SAT
1 stop18h 57m
Multiple Airlines
Mon 3/93:08 pm
SAT
-
MAD
1 stop11h 17m
Multiple Airlines
Deal found 2/16$795
This Booking.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:40 pm
MAD
-
SAT
1 stop16h 18m
British Airways
Mon 3/98:25 am
SAT
-
MAD
1 stop15h 20m
British Airways
Deal found 2/15$796
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:55 am
MAD
-
SAT
2 stops35h 52m
United Airlines
Sun 3/84:40 pm
SAT
-
MAD
2 stops17h 20m
United Airlines
Deal found 2/15$803
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
BCN
-
SAT
2 stops22h 57m
Delta
Tue 3/1012:22 pm
SAT
-
BCN
2 stops16h 48m
Delta
Deal found 2/13$803
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:40 am
VLC
-
SAT
2 stops21h 16m
American Airlines
Sun 3/84:41 pm
SAT
-
VLC
2 stops17h 09m
American Airlines
Deal found 2/16$804
This Air Canada deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:35 pm
MAD
-
SAT
3 stops29h 13m
Air Canada
Mon 3/95:00 am
SAT
-
MAD
3 stops20h 00m
Air Canada
Deal found 2/16$818

Find flight deals from Spain to San Antonio

Keep the following information in mind while searching for Spain to San Antonio flight deals. Data was last updated February 16, 2026.

Round-trip from

$744
(lol.travel)

One-way from

$373
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$764
From Spain to San Antonio
One-way flight from Spain to San Antonio
Highest demand for flights based on searches. 5% potential increase in price ($49 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain to San Antonio 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, Cheapflights users made 2,558,603 searches. Data last updated February 16, 2026.
Use the filters below to find and compare flights from Spain to San Antonio that are best for you.

Fly from

Spain

Fly to

San Antonio

Route

Depart

Return

Price

MadridSan Antonio

MAD - SAT

MADSAT

Madrid Barajas

Mon 3/2

10:00 am-11:59 pm

1 stop20h 59m

San Antonio

Mon 3/9

3:08 pm-8:25 am

1 stop11h 17m

$744

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Mon 3/2

10:30 am-8:28 pm

1 stop16h 58m

San Antonio

Mon 3/9

12:17 pm-8:20 am

1 stop14h 03m

$773

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Mon 3/2

9:55 am-10:54 pm

2 stops19h 59m

San Antonio

Mon 3/9

5:00 am-8:20 am

2 stops21h 20m

$779

MadridSan Antonio

MAD - SAT

MADSAT

Madrid Barajas

Mon 3/2

8:25 am-9:15 pm

2 stops19h 50m

San Antonio

Mon 3/9

11:15 am-9:15 am

1 stop16h 00m

$780

BarcelonaSan Antonio

BCN - SAT

BCNSAT

Barcelona-El Prat

Sat 3/7

6:50 am-9:15 pm

2 stops21h 25m

San Antonio

Tue 3/10

12:17 pm-8:20 am

1 stop14h 03m

$783

MadridSan Antonio

MAD - SAT

MADSAT

Madrid Barajas

Mon 3/2

1:00 pm-10:55 pm

1 stop16h 55m

San Antonio

Mon 3/9

3:08 pm-8:25 am

1 stop11h 17m

$795

MadridSan Antonio

MAD - SAT

MADSAT

Madrid Barajas

Mon 3/2

12:00 pm-11:57 pm

1 stop18h 57m

San Antonio

Mon 3/9

3:08 pm-8:25 am

1 stop11h 17m

$795

MadridSan Antonio

MAD - SAT

MADSAT

Madrid Barajas

Wed 3/4

5:55 am-10:47 am

2 stops35h 52m

San Antonio

Sun 3/8

4:40 pm-4:00 pm

2 stops17h 20m

$803

ValenciaSan Antonio

VLC - SAT

VLCSAT

Valencia

Wed 3/4

9:40 am-11:56 pm

2 stops21h 16m

San Antonio

Sun 3/8

4:41 pm-3:50 pm

2 stops17h 09m

$804

ValenciaSan Antonio

VLC - SAT

VLCSAT

Valencia

Sun 3/15

6:20 pm-8:54 pm

3 stops56h 34m

San Antonio

Sun 3/22

7:00 am-12:10 pm

2 stops23h 10m

$879

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 52 results
1
2
3
...
6

Best time to book a flight from Spain to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Spain with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Spain to San Antonio

What is the cheapest month to book a flight from Spain to San Antonio?

Currently, November is the cheapest month in which you can book a flight from Spain to San Antonio (average of $416). Flying from Spain to San Antonio in July is currently the most expensive (average of $816). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Spain to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Antonio from Spain?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly into when you book flights from Spain to San Antonio.

  • How long is the flight from Spain to San Antonio?

    A quick flight from Spain to San Antonio can take about 16h 58m. Finnair provides one of the quickest options available for as low as $773. The distance from Spain to San Antonio is about 5395 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Spain to San Antonio one-way?

    $497 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Iberia and Aer Lingus, with prices starting from $516 and $532, respectively.

  • What are the most popular routes from Spain to San Antonio?

  • Can I find deals for flights from Spain to San Antonio that include hotel bookings?

    Yes. In addition to deals on Spain to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spain to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spain to San Antonio.

  • Can I find deals for business class flights from Spain to San Antonio?

    Yes. Cheapflights offers flight deals from Spain to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spain to San Antonio?

    Currently, November is the cheapest month in which you can book a flight from Spain to San Antonio (average of $416). Flying from Spain to San Antonio in July is currently the most expensive (average of $816). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Spain to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.