Cheap flights from London Heathrow Airport to Costa Rica from £321

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
1 Nov — 8 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Costa Rica

Keep the following information in mind while searching for Heathrow to Costa Rica flight deals. Data was last updated 2 October 2025.

Round-trip from

£491

One-way from

£321

Popular in

December

Cheapest in

October

Average price

£607
JetBlue
  • JetBlue
  • 8/11-23/11
  • 2 total stops
  • 59h 31m total
  • London to Costa Rica
12/1
  • 12/1
  • 3 total stops
  • 60h 00m total
  • London to Costa Rica
Highest demand for flights based on searches. 8% potential increase in price (£45 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in October 2025

Find flight deals from Heathrow to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Costa Rica
Explore the most affordable flight options available from Heathrow to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2025.

Sat 8/1108:05LHR - LIR
1 stop35h 41mJetBlue
Sun 23/1114:55LIR - LHR
1 stop23h 50mJetBlue
Deal found 30/9£491
Sat 1/1108:05LHR - SJO
2 stops34h 12mIcelandair
Fri 14/1116:25SJO - LHR
1 stop23h 35mIcelandair
Deal found 30/9£553
Tue 4/1109:20LHR - SJO
2 stops32h 57mIcelandair
Thu 13/1116:25SJO - LHR
2 stops32h 30mIcelandair
Deal found 1/10£557
Fri 7/1112:20LHR - LIR
1 stop31h 11mJetBlue
Sun 23/1114:55LIR - LHR
1 stop23h 50mJetBlue
Deal found 30/9£563
Thu 6/1109:00LHR - SJO
2 stops19h 55mAir Canada
Thu 20/1108:35SJO - LHR
1 stop15h 55mAir Canada
Deal found 30/9£570
Sun 2/1107:45LHR - SJO
2 stops34h 32mIcelandair
Sat 15/1116:25SJO - LHR
1 stop22h 20mIcelandair
Deal found 30/9£572
Thu 6/1109:00LHR - SJO
2 stops19h 55mMultiple Airlines
Sun 16/1108:35SJO - LHR
2 stops22h 25mMultiple Airlines
Deal found 30/9£573
Mon 17/1109:00LHR - SJO
2 stops19h 55mMultiple Airlines
Wed 26/1108:50SJO - LHR
2 stops17h 15mMultiple Airlines
Deal found 30/9£574
Sat 22/1106:50LHR - SJO
2 stops22h 25mMultiple Airlines
Thu 4/1208:35SJO - LHR
1 stop17h 55mMultiple Airlines
Deal found 30/9£574
Tue 11/1109:00LHR - SJO
2 stops20h 15mAir Canada
Fri 21/1108:35SJO - LHR
1 stop15h 55mAir Canada
Deal found 1/10£575
Sat 22/1109:00LHR - SJO
2 stops20h 15mAir Canada
Sat 29/1108:35SJO - LHR
1 stop17h 55mAir Canada
Deal found 1/10£576
Thu 6/1109:00LHR - SJO
2 stops19h 55mMultiple Airlines
Thu 20/1108:35SJO - LHR
2 stops19h 10mMultiple Airlines
Deal found 30/9£577

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 2 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Costa Rica that are best for you.

Fly from

Heathrow

Fly to

Costa Rica

Route

Depart

Return

Price

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 15/11

08:05-13:46

1 stop35h 41m

Liberia

Sat 22/11

12:37-20:45

1 stop26h 08m

£606

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 26/1

21:40-15:20

1 stop23h 40m

San José Juan Santamaria Intl

Wed 4/2

01:45-14:35

1 stop30h 50m

£626

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 28/1

13:00-00:05

1 stop17h 05m

San José Juan Santamaria Intl

Tue 3/3

08:35-11:20

1 stop20h 45m

£627

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 1/2

18:00-00:05

1 stop36h 05m

San José Juan Santamaria Intl

Tue 3/3

08:35-20:35

2 stops30h 00m

£627

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 31/1

18:00-00:05

1 stop36h 05m

San José Juan Santamaria Intl

Mon 2/3

08:35-11:20

1 stop20h 45m

£627

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 16/10

09:30-07:15

2 stops28h 45m

San José Juan Santamaria Intl

Thu 30/10

07:45-10:15

1 stop20h 30m

£634

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 12/2

14:30-12:10

1 stop27h 40m

Liberia

Mon 16/2

15:50-06:45

2 stops32h 55m

£635

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 1/2

21:40-15:20

1 stop23h 40m

San José Juan Santamaria Intl

Sat 7/2

06:00-14:35

2 stops26h 35m

£635

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 24/10

13:40-12:26

1 stop29h 46m

San José Juan Santamaria Intl

Fri 7/11

16:45-17:50

1 stop19h 05m

£638

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 23/12

12:05-11:24

1 stop29h 19m

Liberia

Tue 13/1

08:35-07:30

1 stop16h 55m

£653

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 35 results
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Best time to book a flight from Heathrow to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Heathrow 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 London Heathrow Airport to Costa Rica

What is the cheapest month to book a flight from London Heathrow Airport to Costa Rica?

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £769). Flying from London Heathrow Airport to Costa Rica in December is currently the most expensive (average of £1,101). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to CR?

Find hourly flight availability from Heathrow to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 October 2025.

When flying from London Heathrow Airport to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated 2 October 2025.
See what other customers who have flown with KLM, Air France, andUnited Airlines from London Heathrow Airport to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Comfort

7.7

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 London Heathrow Airport to Costa Rica?

    A quick flight from London Heathrow Airport to Costa Rica can take about 17h 05m. JetBlue provides one of the quickest options available for as low as £627. London Heathrow Airport and Costa Rica are separated by a distance of 5407 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Costa Rica?

    Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £769). Flying from London Heathrow Airport to Costa Rica in December is currently the most expensive (average of £1,101). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Heathrow to Costa Rica

Discover the top 10 airlines that operate flights from Heathrow to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 October 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£445Average£562FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£457Average£563FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£494Average£583FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£522Average£668FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£523Average£631FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£558Average£634FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
AviancaCheapest£559Average£633FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£564Average£634FlexibilityNo cancel feeOn-time79%
Search SWISS flights
United AirlinesCheapest£566Average£647FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£614Average£897FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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 Heathrow to Costa Rica?

Deals for Heathrow 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 Heathrow to Costa Rica?

Cheapflights simply makes it quick and affordable to book flights from Heathrow 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 Heathrow to Costa Rica with no change fees?

Yes, we can. To see specific flights from Heathrow 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 from Heathrow to Costa Rica become cheaper?

Yes! Start tracking prices for Heathrow to Costa Rica flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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