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Cheap flights from San Antonio to Costa Rica from $157

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 Costa Rica departing on 12/3. 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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Cheap round-trip flights

Multiple Airlines Logo
4:16 pm - 12:14 pmSAT-SJO
19h 58m1 stop
Multiple Airlines Logo
2:20 am - 6:10 pmSJO-SAT
15h 50m1 stop
$280Multiple Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 14
Multiple Airlines Logo
7:35 pm - 11:30 amSAT-SJO
16h 55m1 stop
Multiple Airlines Logo
7:30 am - 10:27 pmSJO-SAT
14h 57m1 stop
$286Multiple Airlines
Find Deal
Fri, Oct 24 - Fri, Dec 5
Spirit Airlines Logo
7:35 pm - 11:30 amSAT-SJO
16h 55m1 stop
Spirit Airlines Logo
1:16 am - 3:11 pmSJO-SAT
13h 55m1 stop
$298Spirit Airlines
Find Deal
Fri, Oct 24 - Thu, Dec 4
Spirit Airlines Logo
4:16 pm - 12:14 pmSAT-SJO
19h 58m1 stop
Spirit Airlines Logo
1:19 pm - 3:11 pmSJO-SAT
25h 52m1 stop
$307Spirit Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15
American Airlines Logo
5:00 am - 2:18 pmSAT-LIR
9h 18m1 stop
American Airlines Logo
1:25 pm - 11:59 pmLIR-SAT
10h 34m1 stop
$411American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 16
American Airlines Logo
5:30 am - 11:45 amSAT-LIR
7h 15m1 stop
American Airlines Logo
12:45 pm - 10:20 amLIR-SAT
20h 35m2 stops
$413American Airlines
Find Deal
Mon, Oct 20 - Tue, Oct 28
Delta Logo
5:10 am - 1:50 pmSAT-LIR
8h 40m1 stop
Delta Logo
3:55 pm - 10:00 amLIR-SAT
18h 05m1 stop
$435Delta
Find Deal
Thu, Jan 1 - Thu, Jan 8
United Airlines Logo
7:40 am - 12:10 pmSAT-LIR
5h 30m1 stop
United Airlines Logo
8:35 am - 10:56 pmLIR-SAT
14h 21m1 stop
$459United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
Delta Logo
5:10 am - 12:50 pmSAT-LIR
7h 40m1 stop
Delta Logo
3:55 pm - 10:00 amLIR-SAT
18h 05m1 stop
$467Delta
Find Deal
Sun, Jan 4 - Thu, Jan 8
United Airlines Logo
7:30 pm - 1:10 pmSAT-LIR
17h 40m1 stop
United Airlines Logo
2:20 pm - 9:20 pmLIR-SAT
7h 00m1 stop
$584United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12

Spirit Airlines flights from San Antonio to Costa Rica

Our best Spirit Airlines deals on San Antonio to Costa Rica flight tickets
Spirit Airlines
Oct 24
SAT7:35 pmSan Antonio
16h 55m
1 stop
SJO11:30 amSan José Juan Santamaria Intl
Dec 4
SJO1:16 amSan José Juan Santamaria Intl
13h 55m
1 stop
SAT3:11 pmSan Antonio
$298
Find similar
Spirit Airlines
Nov 5
SAT4:16 pmSan Antonio
19h 58m
1 stop
SJO12:14 pmSan José Juan Santamaria Intl
Nov 15
SJO1:19 pmSan José Juan Santamaria Intl
25h 52m
1 stop
SAT3:11 pmSan Antonio
$307
Find similar
Spirit Airlines
Nov 5
SAT4:16 pmSan Antonio
19h 58m
1 stop
SJO12:14 pmSan José Juan Santamaria Intl
Nov 12
SJO1:19 pmSan José Juan Santamaria Intl
25h 52m
1 stop
SAT3:11 pmSan Antonio
$310
Find similar

Delta flights from San Antonio to Costa Rica

Our best Delta deals on San Antonio to Costa Rica flight tickets
Delta
Jan 1
SAT5:10 amSan Antonio
8h 40m
1 stop
LIR1:50 pmLiberia
Jan 8
LIR3:55 pmLiberia
18h 05m
1 stop
SAT10:00 amSan Antonio
$435
Find similar
Delta
Sep 24
SAT5:29 amSan Antonio
7h 39m
1 stop
SJO12:08 pmSan José Juan Santamaria Intl
Oct 7
SJO1:23 pmSan José Juan Santamaria Intl
9h 57m
1 stop
SAT12:20 amSan Antonio
$458
Find similar
Delta
Jan 4
SAT5:10 amSan Antonio
7h 40m
1 stop
LIR12:50 pmLiberia
Jan 8
LIR3:55 pmLiberia
18h 05m
1 stop
SAT10:00 amSan Antonio
$467
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Costa Rica 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 September 23, 2025.
Use the filters below to find and compare flights from San Antonio to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Wed 11/5

4:16 pm-12:14 pm

1 stop19h 58m

San José Juan Santamaria Intl

Fri 11/14

2:20 am-6:10 pm

1 stop15h 50m

$280

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Fri 10/24

7:35 pm-11:30 am

1 stop16h 55m

San José Juan Santamaria Intl

Fri 12/5

7:30 am-10:27 pm

1 stop14h 57m

$286

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Fri 10/24

7:35 pm-11:30 am

1 stop16h 55m

San José Juan Santamaria Intl

Thu 12/4

1:16 am-3:11 pm

1 stop13h 55m

$298

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Wed 11/5

4:16 pm-12:14 pm

1 stop19h 58m

San José Juan Santamaria Intl

Sat 11/15

1:19 pm-3:11 pm

1 stop25h 52m

$307

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Tue 12/2

5:00 am-2:18 pm

1 stop9h 18m

Liberia

Tue 12/16

1:25 pm-11:59 pm

1 stop10h 34m

$411

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Mon 10/20

5:30 am-11:45 am

1 stop7h 15m

Liberia

Tue 10/28

12:45 pm-10:20 am

2 stops20h 35m

$413

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Thu 1/1

5:10 am-1:50 pm

1 stop8h 40m

Liberia

Thu 1/8

3:55 pm-10:00 am

1 stop18h 05m

$435

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Fri 10/31

7:40 am-12:10 pm

1 stop5h 30m

Liberia

Sat 11/8

8:35 am-10:56 pm

1 stop14h 21m

$459

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Sun 1/4

5:10 am-12:50 pm

1 stop7h 40m

Liberia

Thu 1/8

3:55 pm-10:00 am

1 stop18h 05m

$467

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Wed 11/5

7:30 pm-1:10 pm

1 stop17h 40m

Liberia

Wed 11/12

2:20 pm-9:20 pm

1 stop7h 00m

$584

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Costa Rica from

How to get the cheapest flight ticket from San Antonio to Costa Rica

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 cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from San Antonio is in September. Flight prices, which tend to average around $425, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in September, then May is your next best option. Flight prices from San Antonio to Costa Rica during May average around $473.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Wednesday is the cheapest day to fly to Costa Rica from San Antonio. The lowest ticket price found for a Wednesday departure recently was $501. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $625. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the evening is the cheapest time of day to fly from San Antonio to Costa Rica when you can find flight prices for as low as $465. Flying to Costa Rica in the evening is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the afternoon, with an average ticket price of $585. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $566 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from San Antonio for as low as $476 on momondo.

Can stopping save me money on San Antonio to Costa Rica flights?

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

Cheap San Antonio to Costa Rica flight deals and tips

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

Direct flights

None
There are no direct flights from San Antonio to Costa Rica. There are no popular flight routes from San Antonio to Costa Rica.
Search flight deals

  • When did momondo last update prices for flights from San Antonio Airport to Costa Rica?

    Prices for flights from San Antonio Airport to Costa Rica refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Costa Rica?

  • How old do you have to be to fly from San Antonio Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Costa Rica

Compare and see reviews for airlines that fly from San Antonio to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $310Free CancellationRating
6.3
8,041 reviews
Search Spirit Airlines flights
DeltaPriceFrom $329Free CancellationRating
7.9
7,974 reviews
Search Delta flights
SouthwestPriceFrom $367Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
American AirlinesPriceFrom $373Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $389Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

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 Costa Rica for you.

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

Yes. All flights to Costa Rica 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 Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from San Antonio.

I’m not ready to book a flight from San Antonio to Costa Rica right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Costa Rica 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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