฿17,841+ Cheap flights to Costa Rica
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Costa Rica in 2025
Find the latest flights to Costa Rica in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 10 September 2025.
Find flights to Costa Rica
Browse one-way and return flights deals to Costa Rica on Cheapflights. Flight deals are based on user searches and were last updated on 10 September 2025
Explore Costa Rica
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Cheapest flights to Costa RicaExplore the most affordable flight options available to Costa Rica. Find the lowest fares based on data from user searches, with prices last updated on 10 September 2025.
Explore the most affordable flight options available to Costa Rica. Find the lowest fares based on data from user searches, with prices last updated on 10 September 2025.
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Use the filters below to find and compare flights to Costa Rica that are best for you.
Fly from
Route
Depart
Return
Price
BangkokLiberia
BKK - LIR
BKKLIR
Bangkok Suvarnabhumi
Mon 15/12
13:20-07:35
2 stops31h 15m
Liberia
Thu 15/1
11:00-12:05
2 stops36h 05m
BangkokLiberia
BKK - LIR
BKKLIR
Bangkok Suvarnabhumi
Sat 21/2
13:45-06:45
2 stops30h 00m
Liberia
Sat 7/3
11:00-16:30
2 stops40h 30m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Wed 29/10
07:15-21:55
2 stops51h 40m
San José Juan Santamaria Intl
Thu 4/12
08:35-06:30
2 stops56h 55m
BangkokLiberia
BKK - LIR
BKKLIR
Bangkok Suvarnabhumi
Mon 15/12
08:15-14:45
2 stops43h 30m
Liberia
Thu 15/1
15:45-06:30
2 stops49h 45m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Thu 23/10
01:20-22:55
2 stops58h 35m
San José Juan Santamaria Intl
Fri 5/12
08:35-06:30
2 stops32h 55m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Thu 25/9
07:00-12:26
2 stops42h 26m
San José Juan Santamaria Intl
Mon 29/9
08:37-04:35
2 stops54h 58m
BangkokLiberia
BKK - LIR
BKKLIR
Bangkok Suvarnabhumi
Mon 15/12
16:55-18:37
3 stops38h 42m
Liberia
Thu 15/1
14:01-11:25
3 stops56h 24m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Mon 27/10
16:55-10:25
3 stops30h 30m
San José Juan Santamaria Intl
Sat 6/12
08:45-11:25
3 stops37h 40m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Sun 26/10
16:55-10:25
3 stops30h 30m
San José Juan Santamaria Intl
Thu 4/12
14:20-11:25
3 stops32h 05m
BangkokSan José
BKK - SJO
BKKSJO
Bangkok Suvarnabhumi
Mon 27/10
16:55-11:42
3 stops31h 47m
San José Juan Santamaria Intl
Sun 7/12
23:28-11:25
3 stops46h 57m
Best time to book a flight to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight to Costa Rica
How long is the flight to Costa Rica?
On average, a flight from Bangkok to Costa Rica takes 29 hours 10 minutes. Flights to Costa Rica from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.
Rainfall in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 mm.
Temperature in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).
What are the most popular places to fly to in Costa Rica?
Destination popularity is based on the amount of flight searches to Costa Rica in the last few years. This data was updated on 10 September 2025.
The most popular places in Costa Rica to fly to are San José and Liberia.
FAQs about flying to Costa Rica
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How does Cheapflights help users find flights to Costa Rica?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights 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 to Costa Rica?
Cheapflights helps you find that perfect flight to Costa Rica by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights to Costa Rica with no change fees?
Yes, we can. To see specific flights to Costa Rica with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights to Costa Rica become cheaper?
Yes, Cheapflights offers price alerts on Costa Rica flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.