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Cheap flights from San Antonio to Madrid from $315

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Madrid departing on 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Madrid

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:10 pm - 8:05 am
SAT
-
MAD
12h 55m
1 stop
United Airlines Logo
12:45 pm - 11:08 pm
MAD
-
SAT
41h 23m
2 stops
$730United Airlines
Wed, Oct 7 - Wed, Oct 14
United Airlines Logo
6:40 am - 8:05 am
SAT
-
MAD
18h 25m
2 stops
United Airlines Logo
12:45 pm - 11:08 pm
MAD
-
SAT
41h 23m
2 stops
$734United Airlines
Wed, Oct 7 - Wed, Oct 14
United Airlines Logo
7:30 am - 8:05 am
SAT
-
MAD
17h 35m
1 stop
United Airlines Logo
1:30 pm - 10:48 am
MAD
-
SAT
28h 18m
2 stops
$735United Airlines
Sun, Sep 27 - Wed, Oct 7
Air Canada Logo
1:27 pm - 6:50 am
SAT
-
MAD
34h 23m
2 stops
Air Canada Logo
1:30 pm - 10:48 am
MAD
-
SAT
28h 18m
2 stops
$738Air Canada
Sat, Sep 26 - Thu, Oct 1
United Airlines Logo
6:40 am - 8:05 am
SAT
-
MAD
18h 25m
2 stops
United Airlines Logo
1:30 pm - 10:48 am
MAD
-
SAT
28h 18m
2 stops
$739United Airlines
Wed, Sep 30 - Wed, Oct 7
Air Canada Logo
10:00 am - 8:50 am
SAT
-
MAD
15h 50m
2 stops
Air Canada Logo
1:30 pm - 1:03 pm
MAD
-
SAT
30h 33m
2 stops
$743Air Canada
Tue, Sep 29 - Fri, Oct 2
KLM Logo
2:10 pm - 12:15 pm
SAT
-
MAD
15h 05m
1 stop
KLM Logo
6:00 am - 5:18 pm
MAD
-
SAT
18h 18m
2 stops
$746KLM
Wed, Oct 7 - Wed, Oct 21
United Airlines Logo
7:30 am - 8:05 am
SAT
-
MAD
17h 35m
1 stop
United Airlines Logo
1:30 pm - 9:13 pm
MAD
-
SAT
14h 43m
1 stop
$748United Airlines
Sun, Sep 27 - Fri, Oct 2
Iberia Logo
8:13 am - 8:20 am
SAT
-
MAD
17h 07m
1 stop
Iberia Logo
11:45 am - 9:43 pm
MAD
-
SAT
16h 58m
1 stop
$749Iberia
Sun, Oct 4 - Wed, Oct 14
KLM Logo
2:10 pm - 12:15 pm
SAT
-
MAD
15h 05m
1 stop
KLM Logo
9:50 am - 10:27 pm
MAD
-
SAT
19h 37m
1 stop
$750KLM
Tue, Sep 29 - Tue, Oct 13

United Airlines flights from San Antonio to Madrid

Our best United Airlines deals on San Antonio to Madrid flight tickets
United Airlines
Oct 7
SAT12:10 pmSan Antonio
12h 55m
1 stop
MAD8:05 amMadrid Barajas
Oct 14
MAD12:45 pmMadrid Barajas
41h 23m
2 stops
SAT11:08 pmSan Antonio
$730
United Airlines
Oct 7
SAT6:40 amSan Antonio
18h 25m
2 stops
MAD8:05 amMadrid Barajas
Oct 14
MAD12:45 pmMadrid Barajas
41h 23m
2 stops
SAT11:08 pmSan Antonio
$734
United Airlines
Sep 27
SAT7:30 amSan Antonio
17h 35m
1 stop
MAD8:05 amMadrid Barajas
Oct 7
MAD1:30 pmMadrid Barajas
28h 18m
2 stops
SAT10:48 amSan Antonio
$735

KLM flights from San Antonio to Madrid

Our best KLM deals on San Antonio to Madrid flight tickets
KLM
Oct 7
SAT2:10 pmSan Antonio
15h 05m
1 stop
MAD12:15 pmMadrid Barajas
Oct 21
MAD6:00 amMadrid Barajas
18h 18m
2 stops
SAT5:18 pmSan Antonio
$746
KLM
Sep 29
SAT2:10 pmSan Antonio
15h 05m
1 stop
MAD12:15 pmMadrid Barajas
Oct 13
MAD9:50 amMadrid Barajas
19h 37m
1 stop
SAT10:27 pmSan Antonio
$750
KLM
Apr 14
SAT1:15 pmSan Antonio
13h 40m
1 stop
MAD9:55 amMadrid Barajas
Apr 28
MAD6:00 amMadrid Barajas
18h 17m
2 stops
SAT5:17 pmSan Antonio
$904

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Madrid 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, momondo users made 832,500 searches. Data last updated April 13, 2026.
Use the filters below to find and compare flights from San Antonio to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Wed 10/7

12:10 pm-8:05 am

1 stop12h 55m

Madrid Barajas

Wed 10/14

12:45 pm-11:08 pm

2 stops41h 23m

$730

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Wed 10/7

6:40 am-8:05 am

2 stops18h 25m

Madrid Barajas

Wed 10/14

12:45 pm-11:08 pm

2 stops41h 23m

$734

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Sun 9/27

7:30 am-8:05 am

1 stop17h 35m

Madrid Barajas

Wed 10/7

1:30 pm-10:48 am

2 stops28h 18m

$735

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Sat 9/26

1:27 pm-6:50 am

2 stops34h 23m

Madrid Barajas

Thu 10/1

1:30 pm-10:48 am

2 stops28h 18m

$738

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Wed 9/30

6:40 am-8:05 am

2 stops18h 25m

Madrid Barajas

Wed 10/7

1:30 pm-10:48 am

2 stops28h 18m

$739

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Tue 9/29

10:00 am-8:50 am

2 stops15h 50m

Madrid Barajas

Fri 10/2

1:30 pm-1:03 pm

2 stops30h 33m

$743

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Wed 10/7

2:10 pm-12:15 pm

1 stop15h 05m

Madrid Barajas

Wed 10/21

6:00 am-5:18 pm

2 stops18h 18m

$746
Quickest round-trip

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Sun 9/27

7:30 am-8:05 am

1 stop17h 35m

Madrid Barajas

Fri 10/2

1:30 pm-9:13 pm

1 stop14h 43m

$748

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Sun 10/4

8:13 am-8:20 am

1 stop17h 07m

Madrid Barajas

Wed 10/14

11:45 am-9:43 pm

1 stop16h 58m

$749

San AntonioMadrid

SAT - MAD

SATMAD

San Antonio

Tue 9/29

2:10 pm-12:15 pm

1 stop15h 05m

Madrid Barajas

Tue 10/13

9:50 am-10:27 pm

1 stop19h 37m

$750

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Antonio to Madrid

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

What is the typical price of a round-trip flight between San Antonio and Madrid?

What is the cheapest month to fly to Madrid?

The month of January is, on average, the cheapest month to fly to Madrid from San Antonio, with most prices found around $632. If you don’t want to visit Madrid in January, then you should wait until October to fly from San Antonio, when ticket prices are also cheap, with an average price of $636.

How far in advance should I book a flight to Madrid?

You are more likely to see cheaper flights to Madrid from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $760 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from San Antonio for as low as $571 on momondo.

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

You could potentially save up to 17% on your flight if you consider stops on a San Antonio to Madrid flight.

How have San Antonio to Madrid flight prices changed over time?

As of April 2026, prices for San Antonio to Madrid flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Madrid according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Madrid (SAT to MAD) flight deals and tips

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

Fastest flight time

12h 24m

Direct flights

None
The fastest flight from San Antonio to Madrid takes 12h 24m
There are no direct flights from San Antonio to Madrid. There are no popular flight routes from San Antonio to Madrid.
Search flight deals

Frequently asked questions about flying from San Antonio to Madrid

  • How far is San Antonio to Madrid Barajas by plane?

    San Antonio and Madrid Barajas are 5160.8 mi apart from one another. Flights usually cover this in 12h 24m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Antonio Airport to Madrid Barajas Airport?

    Prices for flights from San Antonio Airport to Madrid Barajas Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Madrid Barajas Airport?

  • How old do you have to be to fly from San Antonio Airport to Madrid Barajas Airport?

    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 Madrid Barajas Airport.

  • What documentation or ID do you need to fly to Madrid Barajas Airport?

    The required travel and health documents for your Madrid Barajas Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Madrid Barajas Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Antonio to Madrid?

Best airlines flying from San Antonio to Madrid

Compare and see reviews for airlines that fly from San Antonio to Madrid with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $488Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $488Free CancellationRating
7.9
8,408 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,571 reviews
Search American Airlines flights
British AirwaysPriceFrom $504Free CancellationRating
6.7
7,882 reviews
Search British Airways flights
IberiaPriceFrom $543Free CancellationRating
7.0
3,179 reviews
Search Iberia flights
United AirlinesPriceFrom $548Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Segovia
Fuenlabrada
Getafe
Cuenca
San Lorenzo de El Escorial
Guadalajara

Why use momondo?

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

It is quick and easy to find San Antonio to Madrid flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Madrid that suits you.

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

Yes. All flights to Madrid 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 Madrid?

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

Yes. momondo can track prices for San Antonio to Madrid flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly your favorite airline to Madrid

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
Iberia
American Airlines
United Airlines
Delta
KLM
Virgin Atlantic
Air Canada
Lufthansa
Air France