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Cheap flights from San Antonio to Costa Rica from $130

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 4/23. 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 Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Viva Logo
12:00 pm - 1:20 am
SAT
-
SJO
14h 20m
1 stop
Viva Logo
2:20 am - 10:50 am
SJO
-
SAT
7h 30m
1 stop
$255Viva
Mon, May 18 - Fri, May 22
American Airlines Logo
5:25 am - 7:07 pm
SAT
-
SJO
14h 42m
1 stop
American Airlines Logo
2:08 pm - 10:52 pm
SJO
-
SAT
7h 44m
1 stop
$314American Airlines
Tue, May 5 - Tue, May 12
Delta Logo
5:25 am - 1:15 pm
SAT
-
SJO
8h 50m
1 stop
Delta Logo
1:20 pm - 12:44 am
SJO
-
SAT
10h 24m
1 stop
$316Delta
Sat, May 9 - Fri, May 15
American Airlines Logo
8:15 am - 7:07 pm
SAT
-
SJO
11h 52m
2 stops
American Airlines Logo
6:30 am - 11:15 pm
SJO
-
SAT
15h 45m
1 stop
$319American Airlines
Tue, May 5 - Tue, May 12
American Airlines Logo
8:31 pm - 1:22 pm
SAT
-
SJO
17h 51m
1 stop
American Airlines Logo
11:35 pm - 9:36 am
SJO
-
SAT
9h 01m
1 stop
$320American Airlines
Mon, May 11 - Fri, May 15
American Airlines Logo
6:00 am - 9:36 pm
SAT
-
SJO
16h 36m
1 stop
American Airlines Logo
11:35 pm - 2:21 pm
SJO
-
SAT
13h 46m
1 stop
$334American Airlines
Thu, May 7 - Wed, May 13
GOL Logo
5:25 am - 1:08 pm
SAT
-
SJO
8h 43m
1 stop
GOL Logo
2:08 pm - 8:23 am
SJO
-
SAT
17h 15m
1 stop
$385GOL
Wed, May 13 - Tue, May 19
United Airlines Logo
9:40 am - 2:25 pm
SAT
-
LIR
5h 45m
1 stop
United Airlines Logo
3:27 pm - 8:42 am
LIR
-
SAT
16h 15m
1 stop
$391United Airlines
Sun, Apr 12 - Fri, Apr 17
United Airlines Logo
9:40 am - 2:25 pm
SAT
-
LIR
5h 45m
1 stop
United Airlines Logo
3:27 pm - 8:42 am
LIR
-
SAT
16h 15m
1 stop
$402United Airlines
Mon, Apr 20 - Mon, Apr 27
Delta Logo
5:30 am - 12:00 pm
SAT
-
LIR
7h 30m
1 stop
Delta Logo
1:25 pm - 12:15 am
LIR
-
SAT
9h 50m
1 stop
$412Delta
Sun, Aug 16 - Wed, Aug 26

Southwest flights from San Antonio to Costa Rica

Our best Southwest deals on San Antonio to Costa Rica flight tickets
Southwest
Apr 16
SAT11:10 amSan Antonio
8h 50m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
Apr 28
SJO9:00 amSan José Juan Santamaria Intl
13h 15m
2 stops
SAT11:15 pmSan Antonio
$482
Southwest
May 13
SAT9:40 amSan Antonio
10h 20m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
May 19
SJO9:00 amSan José Juan Santamaria Intl
12h 00m
2 stops
SAT10:00 pmSan Antonio
$487
Southwest
Apr 12
SAT9:00 pmSan Antonio
17h 15m
2 stops
LIR1:15 pmLiberia
Apr 17
LIR2:10 pmLiberia
7h 50m
1 stop
SAT11:00 pmSan Antonio
$503

United Airlines flights from San Antonio to Costa Rica

Our best United Airlines deals on San Antonio to Costa Rica flight tickets
United Airlines
Apr 12
SAT9:40 amSan Antonio
5h 45m
1 stop
LIR2:25 pmLiberia
Apr 17
LIR3:27 pmLiberia
16h 15m
1 stop
SAT8:42 amSan Antonio
$391
United Airlines
Apr 20
SAT9:40 amSan Antonio
5h 45m
1 stop
LIR2:25 pmLiberia
Apr 27
LIR3:27 pmLiberia
16h 15m
1 stop
SAT8:42 amSan Antonio
$402
United Airlines
Apr 20
SAT9:40 amSan Antonio
10h 57m
1 stop
SJO7:37 pmSan José Juan Santamaria Intl
Apr 27
SJO7:55 amSan José Juan Santamaria Intl
23h 47m
1 stop
SAT8:42 amSan Antonio
$451

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 March 10, 2026.
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

Cheapest round-trip

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Mon 5/18

12:00 pm-1:20 am

1 stop14h 20m

San José Juan Santamaria Intl

Fri 5/22

2:20 am-10:50 am

1 stop7h 30m

$255

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Tue 5/5

5:25 am-7:07 pm

1 stop14h 42m

San José Juan Santamaria Intl

Tue 5/12

2:08 pm-10:52 pm

1 stop7h 44m

$314

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Sat 5/9

5:25 am-1:15 pm

1 stop8h 50m

San José Juan Santamaria Intl

Fri 5/15

1:20 pm-12:44 am

1 stop10h 24m

$316

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Tue 5/5

8:15 am-7:07 pm

2 stops11h 52m

San José Juan Santamaria Intl

Tue 5/12

6:30 am-11:15 pm

1 stop15h 45m

$319

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Mon 5/11

8:31 pm-1:22 pm

1 stop17h 51m

San José Juan Santamaria Intl

Fri 5/15

11:35 pm-9:36 am

1 stop9h 01m

$320

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Thu 5/7

6:00 am-9:36 pm

1 stop16h 36m

San José Juan Santamaria Intl

Wed 5/13

11:35 pm-2:21 pm

1 stop13h 46m

$334

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Wed 5/13

5:25 am-1:08 pm

1 stop8h 43m

San José Juan Santamaria Intl

Tue 5/19

2:08 pm-8:23 am

1 stop17h 15m

$385

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Sun 4/12

9:40 am-2:25 pm

1 stop5h 45m

Liberia

Fri 4/17

3:27 pm-8:42 am

1 stop16h 15m

$391

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Mon 4/20

9:40 am-2:25 pm

1 stop5h 45m

Liberia

Mon 4/27

3:27 pm-8:42 am

1 stop16h 15m

$402
Quickest round-trip

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Sun 8/16

5:30 am-12:00 pm

1 stop7h 30m

Liberia

Wed 8/26

1:25 pm-12:15 am

1 stop9h 50m

$412

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 $410, 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 $452.

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 $536 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 $412 on momondo.

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

You could potentially save up to 12% 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

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from San Antonio to Costa Rica takes 5h 30m
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
DeltaPriceFrom $187Free CancellationRating
7.9
8,276 reviews
Search Delta flights
American AirlinesPriceFrom $368Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights
United AirlinesPriceFrom $392Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
SouthwestPriceFrom $393Free CancellationRating
8.0
4,317 reviews
Search Southwest 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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