Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from San Antonio to Costa Rica from $159

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 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
4:55 pm - 1:15 am
SAT
-
SJO
9h 20m
1 stop
Viva Logo
2:20 am - 10:50 am
SJO
-
SAT
7h 30m
1 stop
$303Viva
Fri, Aug 7 - Fri, Aug 14
Viva Logo
4:55 pm - 1:15 am
SAT
-
SJO
9h 20m
1 stop
Viva Logo
2:20 am - 10:50 am
SJO
-
SAT
7h 30m
1 stop
$335Viva
Sat, Jul 4 - Fri, Jul 10
Frontier Logo
4:22 pm - 8:20 am
SAT
-
SJO
16h 58m
1 stop
Frontier Logo
9:35 am - 3:41 pm
SJO
-
SAT
29h 06m
1 stop
$358Frontier
Sat, Jul 4 - Thu, Jul 9
Viva Logo
12:00 pm - 1:15 am
SAT
-
SJO
14h 15m
1 stop
Viva Logo
2:20 am - 7:35 pm
SJO
-
SAT
16h 15m
1 stop
$383Viva
Mon, Jul 27 - Sat, Aug 1
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
$386Viva
Fri, May 22 - Mon, May 25
Viva Logo
12:00 pm - 1:15 am
SAT
-
SJO
14h 15m
1 stop
Viva Logo
2:20 am - 10:50 am
SJO
-
SAT
7h 30m
1 stop
$396Viva
Mon, Jun 8 - Mon, Jun 15
Delta Logo
5:30 am - 12:00 pm
SAT
-
LIR
7h 30m
1 stop
Delta Logo
1:25 pm - 10:15 pm
LIR
-
SAT
7h 50m
1 stop
$424Delta
Mon, Sep 21 - Thu, Sep 24
American Airlines Logo
7:20 pm - 11:22 am
SAT
-
LIR
17h 02m
2 stops
American Airlines Logo
2:47 pm - 10:09 am
LIR
-
SAT
18h 22m
2 stops
$429American Airlines
Sat, Jul 18 - Wed, Jul 22
American Airlines Logo
5:58 pm - 11:00 am
SAT
-
LIR
18h 02m
2 stops
American Airlines Logo
1:10 pm - 4:37 pm
LIR
-
SAT
26h 27m
2 stops
$446American Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
5:30 am - 12:10 pm
SAT
-
LIR
7h 40m
1 stop
United Airlines Logo
11:10 am - 9:28 pm
LIR
-
SAT
9h 18m
1 stop
$454United Airlines
Mon, May 18 - Sat, May 23

American Airlines flights from San Antonio to Costa Rica

Our best American Airlines deals on San Antonio to Costa Rica flight tickets
American Airlines
Jul 18
SAT7:20 pmSan Antonio
17h 02m
2 stops
LIR11:22 amLiberia
Jul 22
LIR2:47 pmLiberia
18h 22m
2 stops
SAT10:09 amSan Antonio
$429
American Airlines
Sep 22
SAT5:58 pmSan Antonio
18h 02m
2 stops
LIR11:00 amLiberia
Sep 29
LIR1:10 pmLiberia
26h 27m
2 stops
SAT4:37 pmSan Antonio
$446
American Airlines
May 18
SAT5:42 pmSan Antonio
18h 42m
2 stops
LIR11:24 amLiberia
May 23
LIR12:35 pmLiberia
10h 24m
1 stop
SAT11:59 pmSan Antonio
$459

Southwest flights from San Antonio to Costa Rica

Our best Southwest deals on San Antonio to Costa Rica flight tickets
Southwest
May 4
SAT11:10 amSan Antonio
8h 50m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
May 8
SJO9:00 amSan José Juan Santamaria Intl
13h 00m
2 stops
SAT11:00 pmSan Antonio
$577
Southwest
Jun 15
SAT8:35 pmSan Antonio
17h 35m
2 stops
LIR1:10 pmLiberia
Jun 21
LIR12:35 pmLiberia
11h 35m
1 stop
SAT1:10 amSan Antonio
$643
Southwest
Apr 29
SAT9:40 amSan Antonio
10h 20m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
May 6
SJO9:00 amSan José Juan Santamaria Intl
13h 15m
2 stops
SAT11:15 pmSan Antonio
$655

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 April 27, 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

Fri 8/7

4:55 pm-1:15 am

1 stop9h 20m

San José Juan Santamaria Intl

Fri 8/14

2:20 am-10:50 am

1 stop7h 30m

$303

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Sat 7/4

4:55 pm-1:15 am

1 stop9h 20m

San José Juan Santamaria Intl

Fri 7/10

2:20 am-10:50 am

1 stop7h 30m

$335

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Sat 7/4

4:22 pm-8:20 am

1 stop16h 58m

San José Juan Santamaria Intl

Thu 7/9

9:35 am-3:41 pm

1 stop29h 06m

$358

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Mon 7/27

12:00 pm-1:15 am

1 stop14h 15m

San José Juan Santamaria Intl

Sat 8/1

2:20 am-7:35 pm

1 stop16h 15m

$383

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Fri 5/22

12:00 pm-1:20 am

1 stop14h 20m

San José Juan Santamaria Intl

Mon 5/25

2:20 am-10:50 am

1 stop7h 30m

$386

San AntonioSan José

SAT - SJO

SATSJO

San Antonio

Mon 6/8

12:00 pm-1:15 am

1 stop14h 15m

San José Juan Santamaria Intl

Mon 6/15

2:20 am-10:50 am

1 stop7h 30m

$396
Quickest round-trip

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Mon 9/21

5:30 am-12:00 pm

1 stop7h 30m

Liberia

Thu 9/24

1:25 pm-10:15 pm

1 stop7h 50m

$424

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Sat 7/18

7:20 pm-11:22 am

2 stops17h 02m

Liberia

Wed 7/22

2:47 pm-10:09 am

2 stops18h 22m

$429

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Tue 9/22

5:58 pm-11:00 am

2 stops18h 02m

Liberia

Tue 9/29

1:10 pm-4:37 pm

2 stops26h 27m

$446

San AntonioLiberia

SAT - LIR

SATLIR

San Antonio

Mon 5/18

5:30 am-12:10 pm

1 stop7h 40m

Liberia

Sat 5/23

11:10 am-9:28 pm

1 stop9h 18m

$454

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 December. Flight prices, which tend to average around $174, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in December, then February is your next best option. Flight prices from San Antonio to Costa Rica during February average around $187.

How far in advance should I book a flight from San Antonio 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 $552 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 38% 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 20m

Direct flights

None
The fastest flight from San Antonio to Costa Rica takes 5h 20m
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

Frequently asked questions about flying from San Antonio to Costa Rica

  • 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 $213Free CancellationRating
7.9
8,467 reviews
Search Delta flights
American AirlinesPriceFrom $373Free CancellationRating
7.1
11,677 reviews
Search American Airlines flights
United AirlinesPriceFrom $392Free CancellationRating
7.4
9,672 reviews
Search United Airlines flights
SouthwestPriceFrom $408Free CancellationRating
8.0
4,314 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.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 5/27
Wed 6/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo
Flights to San Joséfrom $183
Flights to Liberiafrom $292
Flights to Limon
Flights to Tamarindo
Flights to Tortuguero
Flights to Golfito
Flights to Tambor