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Cheap flights from Costa Rica to London Heathrow Airport from £326

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
19 May — 26 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Costa Rica to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Costa Rica to Heathrow
Explore the most affordable flight options available from Costa Rica to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2026.

Thu 30/413:21
SJO
-
LHR
1 stop34h 54m
Air France
Sun 3/506:15
LHR
-
SJO
1 stop17h 55m
Air France
Deal found 16/4£576
Thu 30/413:21
SJO
-
LHR
1 stop34h 54m
KLM
Sun 3/506:30
LHR
-
SJO
2 stops17h 40m
KLM
Deal found 16/4£588
Sat 25/413:21
SJO
-
LHR
1 stop14h 59m
Multiple Airlines
Sat 9/506:30
LHR
-
SJO
1 stop16h 50m
Multiple Airlines
Deal found 19/4£600
Thu 4/616:30
SJO
-
LHR
1 stop20h 15m
Iberia
Mon 8/606:15
LHR
-
SJO
1 stop15h 50m
Iberia
Deal found 17/4£603
Sun 7/619:05
SJO
-
LHR
1 stop16h 30m
Air France
Sat 13/608:55
LHR
-
SJO
1 stop15h 05m
Air France
Deal found 18/4£608
Wed 22/412:10
SJO
-
LHR
1 stop15h 55m
Iberia
Sat 2/519:10
LHR
-
SJO
1 stop26h 55m
Iberia
Deal found 19/4£612
Tue 28/406:30
SJO
-
LHR
1 stop19h 30m
Iberia
Tue 12/519:10
LHR
-
SJO
1 stop26h 55m
Iberia
Deal found 16/4£613
Sat 25/414:31
SJO
-
LHR
1 stop32h 54m
KLM
Sat 9/506:30
LHR
-
SJO
1 stop16h 50m
KLM
Deal found 19/4£616
Sat 25/413:21
SJO
-
LHR
1 stop16h 54m
Multiple Airlines
Mon 11/508:55
LHR
-
SJO
1 stop15h 15m
Multiple Airlines
Deal found 15/4£617
Thu 14/513:25
LIR
-
LHR
1 stop34h 00m
KLM
Fri 22/511:15
LHR
-
LIR
1 stop31h 45m
KLM
Deal found 15/4£643
Fri 15/513:25
LIR
-
LHR
1 stop34h 00m
KLM
Fri 22/511:15
LHR
-
LIR
1 stop33h 00m
KLM
Deal found 15/4£653
Fri 1/513:25
LIR
-
LHR
1 stop16h 50m
KLM
Fri 8/509:20
LHR
-
LIR
1 stop33h 40m
KLM
Deal found 15/4£680

Find flight deals from Costa Rica to Heathrow

Keep the following information in mind while searching for Costa Rica to Heathrow flight deals. Data was last updated 19 April 2026.

Round-trip from

£576

One-way from

£326

Popular in

July

Cheapest in

February

Average price

£609
Air France
  • Air France
  • 30/4-3/5
  • 2 total stops
  • 52h 49m total
  • Costa Rica to London
Search Deals
16/5
  • 16/5
  • 3 total stops
  • 53h 00m total
  • Costa Rica to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£77 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Costa Rica to Heathrow 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 19 April 2026.
Use the filters below to find and compare flights from Costa Rica to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 16/5

13:20-11:20

1 stop15h 00m

London Heathrow

Sun 31/5

14:45-17:00

1 stop33h 15m

£633

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 16/5

14:40-13:15

1 stop15h 35m

London Heathrow

Sat 23/5

13:25-12:00

1 stop29h 35m

£643

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 29/9

18:25-19:25

1 stop18h 00m

London Heathrow

Thu 15/10

13:25-11:58

1 stop29h 33m

£652

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Fri 1/5

13:25-13:15

1 stop16h 50m

London Heathrow

Fri 8/5

09:20-12:00

1 stop33h 40m

£680

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 11/9

13:25-06:25

1 stop34h 00m

London Heathrow

Fri 25/9

13:25-11:54

1 stop29h 29m

£688

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Fri 15/5

13:25-11:20

1 stop14h 55m

London Heathrow

Fri 22/5

11:15-12:00

1 stop31h 45m

£688

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 22/9

13:25-13:15

1 stop16h 50m

London Heathrow

Sun 4/10

15:15-11:54

1 stop27h 39m

£691

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Fri 9/10

13:25-11:20

1 stop14h 55m

London Heathrow

Fri 23/10

15:15-12:00

1 stop27h 45m

£694

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 30/5

13:00-07:40

2 stops35h 40m

London Heathrow

Sat 6/6

11:15-12:00

1 stop31h 45m

£702

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 17/9

13:25-13:15

1 stop16h 50m

London Heathrow

Thu 8/10

15:15-11:58

1 stop27h 43m

£726

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Costa Rica to Heathrow

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

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

Currently, September is the cheapest month in which you can book a flight from Costa Rica to London Heathrow Airport (average of £201). Flying from Costa Rica to London Heathrow Airport in August is currently the most expensive (average of £536). 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 19 April 2026.
Get a feel of what it's like to fly with KLM,Air France, andIberia from Costa Rica to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,502 reviews
Check prices

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,502 reviews
KLM
7.8
Good
1,502 reviews
Check prices

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air France
7.4
Good
1,572 reviews
KLM
7.8
Good
1,502 reviews
Check prices

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Iberia
7.0
Good
3,182 reviews
KLM
7.8
Good
1,502 reviews
Check prices

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

    Airlines like KLM fly from Costa Rica to London Heathrow Airport in about 15h 35m. The time it takes to get you to your destination can typically vary by up to . The distance from Costa Rica to London Heathrow Airport is about 5433 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Costa Rica to Heathrow 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 Costa Rica to London Heathrow Airport?

    Currently, September is the cheapest month in which you can book a flight from Costa Rica to London Heathrow Airport (average of £201). Flying from Costa Rica to London Heathrow Airport in August is currently the most expensive (average of £536). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

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.

Top 3 airlines flying from Costa Rica to Heathrow

Discover the top 3 airlines that operate flights from Costa Rica to Heathrow. 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 19 April 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£520Average£617FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£532Average£832FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air FranceCheapest£565Average£675FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Costa Rica to Heathrow?

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

Cheapflights helps you find that perfect flight to Heathrow from 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 from Costa Rica to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Costa Rica? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Costa Rica to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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