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Cheap flights from Thailand to Costa Rica from ฿19,964

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 Mar — 12 Mar1
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 3 February 2026.

Tue 3/312:45
BKK
-
SJO
2 stops48h 22m
Multiple Airlines
Mon 9/301:28
SJO
-
BKK
2 stops44h 17m
Multiple Airlines
Deal found 1/2฿39,611
Wed 1/715:20
BKK
-
SJO
2 stops45h 23m
Multiple Airlines
Tue 21/701:11
SJO
-
BKK
2 stops33h 19m
Multiple Airlines
Deal found 2/2฿43,623
Wed 1/715:20
BKK
-
SJO
2 stops45h 23m
Multiple Airlines
Sat 18/701:11
SJO
-
BKK
2 stops33h 19m
Multiple Airlines
Deal found 2/2฿46,213
Tue 8/902:35
BKK
-
SJO
3 stops33h 40m
Multiple Airlines
Wed 30/919:45
SJO
-
BKK
3 stops34h 20m
Multiple Airlines
Deal found 2/2฿48,677
Tue 27/1018:55
BKK
-
SJO
2 stops35h 50m
Qatar Airways
Sat 31/1007:35
SJO
-
BKK
2 stops45h 50m
Qatar Airways
Deal found 2/2฿50,794
Wed 9/909:55
BKK
-
SJO
2 stops41h 40m
Qatar Airways
Wed 30/907:40
SJO
-
BKK
2 stops40h 45m
Qatar Airways
Deal found 2/2฿51,078
Fri 6/308:15
BKK
-
SJO
2 stops28h 00m
แอร์แคนาดา
Mon 16/305:30
SJO
-
BKK
2 stops35h 00m
แอร์แคนาดา
Deal found 1/2฿53,605
Sat 5/915:45
BKK
-
LIR
3 stops33h 25m
United Airlines
Wed 9/913:20
LIR
-
BKK
3 stops55h 15m
United Airlines
Deal found 2/2฿58,406

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 3 February 2026.

Round-trip from

฿39,611

One-way from

฿19,964
3/3-9/3
  • 3/3-9/3
  • 4 total stops
  • 92h 39m total
  • Thailand to Costa Rica
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 59h 30m 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 3 February 2026.
Use the filters below to find and compare flights from Thailand to Costa Rica that are best for you.

Fly from

Thailand

Fly to

Costa Rica

Route

Depart

Return

Price

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Tue 3/3

12:45-00:07

2 stops48h 22m

San José Juan Santamaria Intl

Tue 10/3

06:00-12:35

3 stops41h 35m

฿41,222

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 1/7

15:20-23:43

2 stops45h 23m

San José Juan Santamaria Intl

Tue 21/7

01:11-23:30

2 stops33h 19m

฿43,623

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 1/7

15:20-23:43

2 stops45h 23m

San José Juan Santamaria Intl

Sat 18/7

01:11-23:30

2 stops33h 19m

฿46,213

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 6/3

08:15-23:15

2 stops28h 00m

San José Juan Santamaria Intl

Mon 16/3

05:30-05:30

2 stops35h 00m

฿53,605

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 6/3

16:55-06:25

2 stops26h 30m

San José Juan Santamaria Intl

Mon 16/3

11:35-11:25

3 stops34h 50m

฿58,912

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Mon 1/6

01:10-23:33

2 stops59h 23m

฿20,343

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 9/4

12:35-12:46

3 stops37h 11m

฿22,333

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 3/6

23:40-23:33

2 stops36h 53m

฿23,091

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Sat 14/3

13:45-07:17

3 stops30h 32m

฿23,659

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 18/2

20:30-20:33

2 stops37h 03m

฿34,399

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 11 results
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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.

  • 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.

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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