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Cheap flights from Thailand to Costa Rica from ฿20,559

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SJO
5 Jun — 12 Jun1
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 May 2026.

Mon 1/601:35
BKK
-
SJO
3 stops34h 40m
Multiple Airlines
Mon 8/600:53
SJO
-
BKK
2 stops45h 27m
Multiple Airlines
Deal found 5/5฿47,090
Wed 8/701:35
BKK
-
SJO
2 stops35h 11m
Multiple Airlines
Mon 13/701:06
SJO
-
BKK
2 stops33h 24m
Multiple Airlines
Deal found 5/5฿49,538
Wed 17/612:25
BKK
-
SJO
2 stops48h 21m
Multiple Airlines
Tue 23/601:06
SJO
-
BKK
2 stops45h 04m
Multiple Airlines
Deal found 3/5฿50,615
Mon 21/1218:55
BKK
-
SJO
2 stops40h 50m
Qatar Airways
Tue 12/114:54
SJO
-
BKK
2 stops33h 11m
Qatar Airways
Deal found 5/5฿50,811
Sun 20/1220:30
BKK
-
SJO
2 stops39h 15m
Qatar Airways
Wed 13/114:54
SJO
-
BKK
2 stops33h 11m
Qatar Airways
Deal found 5/5฿51,626
Sun 31/501:35
BKK
-
SJO
2 stops34h 58m
Multiple Airlines
Tue 30/601:06
SJO
-
BKK
2 stops35h 14m
Multiple Airlines
Deal found 2/5฿51,659
Tue 22/1218:55
BKK
-
SJO
2 stops40h 50m
Qatar Airways
Tue 12/114:54
SJO
-
BKK
2 stops33h 11m
Qatar Airways
Deal found 5/5฿51,724
Sun 20/1220:30
BKK
-
SJO
2 stops39h 15m
Qatar Airways
Sat 9/114:54
SJO
-
BKK
2 stops57h 11m
Qatar Airways
Deal found 5/5฿52,442
Tue 22/1218:55
BKK
-
SJO
2 stops40h 50m
Qatar Airways
Sat 9/114:54
SJO
-
BKK
2 stops57h 11m
Qatar Airways
Deal found 5/5฿52,573
Thu 22/1023:30
BKK
-
LIR
2 stops49h 20m
แอร์แคนาดา
Mon 26/1013:55
LIR
-
BKK
2 stops74h 35m
แอร์แคนาดา
Deal found 2/5฿56,195
Thu 22/1009:35
BKK
-
LIR
2 stops63h 18m
United Airlines
Mon 26/1016:15
LIR
-
BKK
3 stops54h 10m
United Airlines
Deal found 1/5฿61,025
Mon 12/1015:45
BKK
-
LIR
3 stops57h 25m
United Airlines
Fri 16/1013:20
LIR
-
BKK
3 stops55h 15m
United Airlines
Deal found 5/5฿65,724

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 May 2026.

Round-trip from

฿47,090

One-way from

฿20,559
1/6-8/6
  • 1/6-8/6
  • 5 total stops
  • 80h 07m total
  • Thailand to Costa Rica
Search Deals
Iberojet
  • Iberojet
  • 12/6
  • 1 total stop
  • 36h 45m 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 May 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
Fastest return journey

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 8/7

01:35-23:46

2 stops35h 11m

San José Juan Santamaria Intl

Mon 13/7

01:06-23:30

2 stops33h 24m

฿49,538

BangkokLiberia

BKK - LIR

BKKLIR

Bangkok Suvarnabhumi

Thu 22/10

23:30-11:50

2 stops49h 20m

Liberia

Mon 26/10

13:55-05:30

2 stops74h 35m

฿56,195

BangkokLiberia

BKK - LIR

BKKLIR

Bangkok Suvarnabhumi

Thu 22/10

09:35-11:53

2 stops63h 18m

Liberia

Mon 26/10

16:15-11:25

3 stops54h 10m

฿61,025

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sun 18/10

15:45-19:37

3 stops64h 52m

San José Juan Santamaria Intl

Thu 22/10

07:55-09:35

3 stops36h 40m

฿61,547

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 17/6

21:40-23:15

3 stops38h 35m

San José Juan Santamaria Intl

Tue 23/6

01:06-07:15

2 stops41h 09m

฿63,146

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 22/7

17:50-23:46

2 stops42h 56m

San José Juan Santamaria Intl

Wed 26/8

13:08-13:25

2 stops35h 17m

฿64,419

BangkokLiberia

BKK - LIR

BKKLIR

Bangkok Suvarnabhumi

Mon 12/10

15:45-12:10

3 stops57h 25m

Liberia

Fri 16/10

13:20-09:35

3 stops55h 15m

฿65,724
Cheapest one-way

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 12/6

18:30-18:15

1 stop36h 45m

฿20,559

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 30/9

19:50-18:53

2 stops60h 03m

฿23,300

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 18/9

13:20-19:49

2 stops43h 29m

฿27,967

Flights are sorted by cheapest return flights first.

Deals found on 3/5

Showing 1-10 of 12 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 49h 20m. แอร์แคนาดา provides one of the quickest options available for as low as ฿56,195. Thailand and Costa Rica are separated by a distance of 17215 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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