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Cheap flights from Bangkok to Costa Rica from ฿20,706

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SJO
28 Mar — 4 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Costa Rica
Explore the most affordable flight options available from Bangkok to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 February 2026.

Mon 2/317:15
BKK
-
SJO
3 stops43h 00m
Multiple Airlines
Thu 12/301:28
SJO
-
BKK
2 stops33h 12m
Multiple Airlines
Deal found 25/2฿43,896
Fri 10/418:30
BKK
-
SJO
1 stop37h 10m
Multiple Airlines
Fri 17/415:10
SJO
-
BKK
3 stops31h 50m
Multiple Airlines
Deal found 24/2฿48,708
Tue 27/1008:15
BKK
-
SJO
2 stops27h 00m
แอร์แคนาดา
Sat 31/1007:50
SJO
-
BKK
2 stops57h 40m
แอร์แคนาดา
Deal found 25/2฿48,770
Sat 11/416:45
BKK
-
LIR
2 stops37h 17m
Multiple Airlines
Sat 18/407:40
LIR
-
BKK
2 stops40h 25m
Multiple Airlines
Deal found 25/2฿49,577
Wed 23/907:05
BKK
-
SJO
2 stops51h 55m
แอร์แคนาดา
Sun 27/908:00
SJO
-
BKK
2 stops56h 05m
แอร์แคนาดา
Deal found 22/2฿50,602
Thu 19/318:55
BKK
-
SJO
2 stops40h 41m
เจ็ตบลู
Sun 29/323:45
SJO
-
BKK
2 stops30h 40m
เจ็ตบลู
Deal found 22/2฿51,626
Thu 19/312:15
BKK
-
SJO
3 stops35h 59m
Multiple Airlines
Sun 29/311:38
SJO
-
BKK
3 stops34h 17m
Multiple Airlines
Deal found 22/2฿51,844
Thu 2/403:00
BKK
-
SJO
2 stops32h 44m
Multiple Airlines
Tue 7/414:08
SJO
-
BKK
2 stops40h 17m
Multiple Airlines
Deal found 22/2฿52,620
Fri 6/308:15
BKK
-
SJO
2 stops45h 20m
Qatar Airways
Mon 16/314:20
SJO
-
BKK
2 stops50h 55m
Qatar Airways
Deal found 25/2฿54,575
Sat 5/915:45
BKK
-
LIR
3 stops57h 25m
United Airlines
Wed 9/913:20
LIR
-
BKK
3 stops55h 15m
United Airlines
Deal found 22/2฿58,301
Sat 11/415:45
BKK
-
LIR
3 stops36h 34m
United Airlines
Sat 18/416:05
LIR
-
BKK
2 stops28h 30m
United Airlines
Deal found 25/2฿62,802

Find flight deals from Bangkok to Costa Rica

Keep the following information in mind while searching for Bangkok to Costa Rica flight deals. Data was last updated 26 February 2026.

Round-trip from

฿48,708

One-way from

฿20,706
10/4-17/4
  • 10/4-17/4
  • 4 total stops
  • 69h 00m total
  • Bangkok to Costa Rica
Search Deals
18/3
  • 18/3
  • 3 total stops
  • 49h 05m total
  • Bangkok to Costa Rica
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok 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 26 February 2026.
Use the filters below to find and compare flights from Bangkok to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 10/4

18:30-18:40

1 stop37h 10m

San José Juan Santamaria Intl

Fri 17/4

15:10-12:00

3 stops31h 50m

฿48,708

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 19/3

18:55-22:36

2 stops40h 41m

San José Juan Santamaria Intl

Sun 29/3

23:45-19:25

2 stops30h 40m

฿51,626

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 2/4

02:10-23:40

3 stops34h 30m

San José Juan Santamaria Intl

Tue 7/4

19:45-19:20

3 stops34h 35m

฿60,256

BangkokLiberia

BKK - LIR

BKKLIR

Bangkok Suvarnabhumi

Sat 11/4

15:45-15:19

3 stops36h 34m

Liberia

Sat 18/4

16:05-09:35

2 stops28h 30m

฿62,802

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 26/3

16:55-21:00

3 stops41h 05m

San José Juan Santamaria Intl

Thu 2/4

08:45-09:35

2 stops35h 50m

฿67,986

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 19/3

11:35-17:50

1 stop43h 15m

San José Juan Santamaria Intl

Sun 29/3

13:20-07:05

2 stops28h 45m

฿72,364

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Fri 3/4

15:45-10:11

3 stops31h 26m

San José Juan Santamaria Intl

Tue 7/4

08:45-09:35

2 stops59h 50m

฿74,040

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Wed 18/3

01:45-13:50

3 stops49h 05m

฿20,706

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 9/4

12:15-00:05

3 stops48h 50m

฿28,654

BangkokSan José

BKK - SJO

BKKSJO

Bangkok Suvarnabhumi

Thu 9/4

09:15-13:08

2 stops40h 53m

฿30,827

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Bangkok to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Bangkok 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 Bangkok 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 Bangkok 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 Bangkok to Costa Rica?

    Airlines like เจ็ตบลู and United Airlines fly from Bangkok to Costa Rica in about 36h 34m. The time it takes to get you to your destination can typically vary by up to 4h 07m. The distance between Bangkok and Costa Rica is about 17215 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangkok 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 Bangkok to Costa Rica?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bangkok to Costa Rica. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Bangkok to Costa Rica by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Bangkok to Costa Rica with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Costa Rica from Bangkok today and book when prices fit your budget.

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