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Cheap flights from London Heathrow Airport to Costa Rica from £299

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

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 14 November 2025.

Round-trip from

£473

One-way from

£299

Popular in

December

Cheapest in

September

Average price

£648
JetBlue
  • JetBlue
  • 3/2-15/2
  • 2 total stops
  • 58h 49m total
  • London to Costa Rica
Search Deals
7/2
  • 7/2
  • 2 total stops
  • 26h 35m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 14 November 2025.

Wed 19/1113:25LHR - LIR
1 stop30h 25mMultiple Airlines
Wed 3/1218:00LIR - LHR
1 stop21h 40mMultiple Airlines
Deal found 11/11£476
Thu 27/1111:35LHR - LIR
1 stop34h 33mUnited Airlines
Thu 11/1208:35LIR - LHR
1 stop19h 40mUnited Airlines
Deal found 13/11£512
Sun 23/1110:00LHR - SJO
1 stop16h 39mUnited Airlines
Tue 27/108:45SJO - LHR
2 stops17h 10mUnited Airlines
Deal found 13/11£521
Wed 10/1211:10LHR - SJO
1 stop17h 45mMultiple Airlines
Tue 16/1220:40SJO - LHR
1 stop15h 05mMultiple Airlines
Deal found 13/11£536
Mon 1/1213:45LHR - SJO
2 stops39h 10mAir Canada
Mon 15/1208:50SJO - LHR
2 stops29h 45mAir Canada
Deal found 13/11£536
Sun 7/1206:50LHR - SJO
2 stops22h 25mMultiple Airlines
Mon 22/1220:10SJO - LHR
2 stops15h 40mMultiple Airlines
Deal found 13/11£539
Sat 29/1113:25LHR - SJO
1 stop15h 50mAir Canada
Fri 12/1208:35SJO - LHR
1 stop20h 45mAir Canada
Deal found 13/11£542
Mon 8/1213:00LHR - SJO
1 stop15h 55mMultiple Airlines
Mon 22/1220:10SJO - LHR
2 stops15h 40mMultiple Airlines
Deal found 13/11£544
Thu 18/1213:35LHR - LIR
2 stops27h 49mUnited Airlines
Fri 9/108:35LIR - LHR
2 stops20h 40mUnited Airlines
Deal found 11/11£600
Sun 14/1209:55LHR - LIR
2 stops34h 25mAmerican Airlines
Fri 26/1213:21LIR - LHR
1 stop16h 44mAmerican Airlines
Deal found 12/11£617
Thu 27/1110:15LHR - LIR
2 stops32h 03mBritish Airways
Thu 11/1213:25LIR - LHR
2 stops16h 35mBritish Airways
Deal found 13/11£620
Sat 13/1210:25LHR - LIR
2 stops32h 45mUnited Airlines
Mon 29/1215:50LIR - LHR
2 stops32h 05mUnited Airlines
Deal found 12/11£637

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 14 November 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

Tue 3/2

09:20-15:00

1 stop35h 40m

Liberia

Sat 14/2

15:55-20:45

1 stop22h 50m

£514

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 12/2

10:25-12:55

1 stop32h 30m

Liberia

Mon 16/2

08:35-07:30

1 stop16h 55m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 3/2

16:20-13:10

2 stops26h 50m

Liberia

Sun 15/2

08:35-07:30

1 stop16h 55m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 3/2

16:20-13:10

2 stops26h 50m

Liberia

Mon 16/2

08:35-10:15

1 stop19h 40m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/2

16:20-12:55

2 stops26h 35m

Liberia

Mon 16/2

14:01-11:15

1 stop15h 14m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 5/2

13:35-12:55

1 stop29h 20m

Liberia

Mon 16/2

14:01-11:15

1 stop15h 14m

£517

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 16/1

10:00-20:39

1 stop16h 39m

San José Juan Santamaria Intl

Mon 19/1

06:30-07:30

1 stop19h 00m

£518

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 17/1

16:20-13:15

2 stops26h 55m

San José Juan Santamaria Intl

Sat 31/1

06:30-06:20

2 stops17h 50m

£518

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 15/2

12:05-18:16

1 stop36h 11m

San José Juan Santamaria Intl

Thu 26/2

14:05-11:15

1 stop15h 10m

£518

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 11/3

08:00-18:53

1 stop16h 53m

San José Juan Santamaria Intl

Tue 7/4

11:13-11:35

1 stop17h 22m

£518

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 37 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £484). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £603). 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 14 November 2025.

It’s typically best to fly out from London Heathrow Airport to Costa Rica in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Costa Rica?

Use this chart to determine the cheapest time to fly return from Heathrow to Costa Rica. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Costa Rica flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 14 November 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.
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,487 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,017 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,444 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,572 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 32h 30m. JetBlue provides one of the quickest options available for as low as £517. London Heathrow Airport and Costa Rica are separated by a distance of 5433 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £484). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £603). 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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Alternative routes for Heathrow to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to San José flights
Gatwick to San José flights
London City to San José flights
Heathrow to Panama City flights
Gatwick to Panama City flights
Stansted to San José flights
Heathrow to Guatemala City flights
London City to Panama City flights
Luton to San José flights
Gatwick to Guatemala City flights
Heathrow to Philip S.W.Goldson flights
London City to Guatemala City flights
Stansted to Panama City flights
Heathrow to Managua flights
Luton to Panama City flights
Gatwick to Managua flights
Gatwick to Philip S.W.Goldson flights
Heathrow to San Salvador flights
Stansted to Guatemala City flights
Heathrow to Liberia flights
London City to Managua flights
Gatwick to San Salvador flights
London City to San Salvador flights
Gatwick to Liberia flights
Heathrow to Coxen Hole flights
Heathrow to San Pedro Sula flights
London City to Liberia flights
London City to San Pedro Sula flights
Gatwick to San Pedro Sula flights
Stansted to San Salvador flights
Gatwick to Tegucigalpa flights
Heathrow to Tegucigalpa flights
London City to Tegucigalpa flights
Stansted to Managua flights

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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£456Average£577FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£483Average£575FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£502Average£595FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£534Average£689FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£535Average£646FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£569Average£649FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
AviancaCheapest£572Average£634FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£577Average£649FlexibilityNo cancel feeOn-time79%
Search SWISS flights
United AirlinesCheapest£579Average£665FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£621Average£672FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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