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Cheap flights from Thailand to Costa Rica from ฿20,232

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SJO
5 Apr — 12 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Costa Rica
Explore the most affordable flight options available from Thailand to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 March 2026.

Fri 5/601:35
BKK
-
SJO
2 stops34h 58m
Multiple Airlines
Fri 12/601:03
SJO
-
BKK
2 stops45h 17m
Multiple Airlines
Deal found 3/3฿40,400
Sun 19/412:25
BKK
-
SJO
2 stops48h 28m
Multiple Airlines
Sat 25/400:55
SJO
-
BKK
2 stops33h 35m
Multiple Airlines
Deal found 5/3฿41,761
Sun 10/501:35
BKK
-
SJO
2 stops35h 10m
Multiple Airlines
Sun 7/600:53
SJO
-
BKK
2 stops33h 37m
Multiple Airlines
Deal found 2/3฿43,914
Tue 10/302:15
BKK
-
SJO
2 stops34h 53m
Multiple Airlines
Tue 17/301:18
SJO
-
BKK
2 stops33h 22m
Multiple Airlines
Deal found 2/3฿44,294
Thu 12/314:40
BKK
-
SJO
2 stops46h 28m
Multiple Airlines
Sun 15/301:28
SJO
-
BKK
2 stops45h 02m
Multiple Airlines
Deal found 4/3฿48,632
Tue 27/1008:15
BKK
-
SJO
2 stops27h 00m
แอร์แคนาดา
Sat 31/1007:50
SJO
-
BKK
2 stops57h 40m
แอร์แคนาดา
Deal found 4/3฿49,360
Mon 16/305:05
BKK
-
SJO
3 stops31h 35m
Multiple Airlines
Thu 19/319:50
SJO
-
BKK
3 stops34h 35m
Multiple Airlines
Deal found 2/3฿49,392
Fri 8/518:30
BKK
-
SJO
1 stop37h 10m
Multiple Airlines
Sat 6/621:10
SJO
-
BKK
2 stops49h 40m
Multiple Airlines
Deal found 2/3฿50,151
Thu 23/415:45
BKK
-
LIR
3 stops33h 25m
United Airlines
Mon 27/413:20
LIR
-
BKK
3 stops55h 15m
United Airlines
Deal found 5/3฿58,257
Sat 5/915:45
BKK
-
LIR
3 stops57h 25m
United Airlines
Wed 9/913:20
LIR
-
BKK
3 stops55h 15m
United Airlines
Deal found 3/3฿58,415

Find flight deals from Thailand to Costa Rica

Keep the following information in mind while searching for Thailand to Costa Rica flight deals. Data was last updated 6 March 2026.

Round-trip from

฿40,400

One-way from

฿20,232
5/6-12/6
  • 5/6-12/6
  • 4 total stops
  • 80h 15m total
  • Thailand to Costa Rica
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 46h 05m total
  • Thailand to Costa Rica
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand 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, Cheapflights users made 17,341 searches. Data last updated 6 March 2026.
Use the filters below to find and compare flights from Thailand to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 5/6

01:35-23:33

2 stops34h 58m

San José Juan Santamaria Intl

Fri 12/6

01:03-11:20

2 stops45h 17m

฿40,400

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sun 19/4

12:25-23:53

2 stops48h 28m

San José Juan Santamaria Intl

Sat 25/4

00:55-23:30

2 stops33h 35m

฿41,761

BangkokLiberia

BKK - LIR

BKKLIR

Bangkok Suvarnabhumi

Thu 23/4

15:45-18:19

2 stops39h 34m

Liberia

Mon 27/4

13:20-09:35

3 stops31h 15m

฿58,510
Fastest return journey

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sat 9/5

01:45-21:36

2 stops32h 51m

San José Juan Santamaria Intl

Fri 5/6

14:08-12:55

2 stops33h 47m

฿58,542

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Tue 21/4

15:45-12:21

3 stops33h 36m

San José Juan Santamaria Intl

Sat 25/4

11:13-09:35

3 stops33h 22m

฿58,668

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Mon 11/5

09:35-07:15

2 stops58h 40m

San José Juan Santamaria Intl

Fri 5/6

07:55-09:35

3 stops36h 40m

฿64,209

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 13/5

09:35-07:15

2 stops34h 40m

San José Juan Santamaria Intl

Sun 7/6

00:30-09:35

3 stops44h 05m

฿64,209

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sun 10/5

12:50-12:55

1 stop37h 05m

San José Juan Santamaria Intl

Tue 9/6

19:25-14:50

2 stops30h 25m

฿65,887

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sat 6/6

11:25-17:00

1 stop42h 35m

San José Juan Santamaria Intl

Sat 13/6

19:05-09:15

1 stop25h 10m

฿72,789
Cheapest one-way

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 19/6

23:40-11:30

3 stops48h 50m

฿22,923

Flights are sorted by cheapest return flights first.

Deals found on 2/3

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Thailand to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Thailand with our price prediction graph.
Estimated return 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 Thailand to Costa Rica
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Thailand to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Thailand to Costa Rica?

    A quick flight from Thailand to Costa Rica can take about 32h 51m. United Airlines provides one of the quickest options available for as low as ฿58,542. Thailand and Costa Rica are separated by a distance of 17313 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Thailand to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Thailand to Costa Rica flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Costa Rica.

  • Can I find deals for business class flights from Thailand to Costa Rica?

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

See more FAQs

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.

Complete your trip

Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Costa Rica car hire
San José Juan Santamaria Intl Airport car hire

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Costa Rica?

Deals for Thailand to Costa Rica flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Costa Rica?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Thailand to Costa Rica for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Thailand to Costa Rica with no change fees?

Certainly. Search results for flights to Costa Rica from Thailand shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Thailand to Costa Rica become cheaper?

Of course! You can now track prices for flights from Thailand to Costa Rica and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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