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Cheap flights from Costa Rica to London Heathrow Airport from £305

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
5 Apr — 12 Apr1
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 6 March 2026.

Wed 18/313:05
LIR
-
LHR
1 stop35h 20m
KLM
Wed 25/315:50
LHR
-
LIR
1 stop27h 00m
KLM
Deal found 1/3£549
Mon 16/318:15
SJO
-
LHR
1 stop17h 00m
Iberia
Mon 20/406:15
LHR
-
SJO
1 stop15h 50m
Iberia
Deal found 4/3£549
Mon 16/318:15
SJO
-
LHR
1 stop17h 00m
Multiple Airlines
Tue 31/306:15
LHR
-
SJO
1 stop15h 50m
Multiple Airlines
Deal found 4/3£550
Wed 22/416:30
SJO
-
LHR
1 stop18h 45m
Iberia
Mon 27/406:15
LHR
-
SJO
1 stop15h 50m
Iberia
Deal found 2/3£551
Sat 16/513:20
SJO
-
LHR
1 stop15h 00m
Multiple Airlines
Sun 31/519:45
LHR
-
SJO
1 stop28h 15m
Multiple Airlines
Deal found 3/3£551
Fri 6/318:15
SJO
-
LHR
1 stop14h 40m
Multiple Airlines
Mon 13/406:15
LHR
-
SJO
1 stop15h 45m
Multiple Airlines
Deal found 3/3£552
Fri 6/318:15
SJO
-
LHR
1 stop14h 05m
Multiple Airlines
Sun 8/307:30
LHR
-
SJO
1 stop15h 05m
Multiple Airlines
Deal found 2/3£553
Tue 10/320:05
SJO
-
LHR
1 stop16h 15m
Multiple Airlines
Tue 14/415:15
LHR
-
SJO
1 stop27h 41m
Multiple Airlines
Deal found 5/3£554
Wed 4/320:30
SJO
-
LHR
1 stop16h 45m
KLM
Wed 15/413:25
LHR
-
SJO
1 stop29h 31m
KLM
Deal found 1/3£555
Sun 19/413:25
LIR
-
LHR
1 stop34h 50m
KLM
Sun 26/408:40
LHR
-
LIR
2 stops34h 20m
KLM
Deal found 5/3£557
Sat 18/414:55
LIR
-
LHR
1 stop32h 30m
KLM
Sat 25/411:15
LHR
-
LIR
1 stop31h 45m
KLM
Deal found 4/3£557
Tue 17/313:20
SJO
-
LHR
1 stop16h 20m
KLM
Wed 25/315:50
LHR
-
SJO
1 stop26h 05m
KLM
Deal found 3/3£558

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 6 March 2026.

Round-trip from

£549

One-way from

£305

Popular in

July

Cheapest in

February

Average price

£629
Iberia
  • Iberia
  • 16/3-20/4
  • 2 total stops
  • 32h 50m total
  • Costa Rica to London
Search Deals
29/4
  • 29/4
  • 2 total stops
  • 35h 27m total
  • Costa Rica to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 6 March 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

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 18/3

13:05-06:25

1 stop35h 20m

London Heathrow

Wed 25/3

15:50-12:50

1 stop27h 00m

£549

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 18/4

14:55-06:25

1 stop32h 30m

London Heathrow

Sat 25/4

11:15-12:00

1 stop31h 45m

£557

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Fri 3/4

14:05-07:15

1 stop34h 10m

London Heathrow

Fri 10/4

09:20-09:55

1 stop31h 35m

£566

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 4/6

18:25-10:45

1 stop33h 20m

London Heathrow

Wed 10/6

19:15-16:20

1 stop28h 05m

£590

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 6/5

13:25-13:15

1 stop16h 50m

London Heathrow

Fri 22/5

11:15-12:00

1 stop31h 45m

£597

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 1/4

13:05-13:15

1 stop17h 10m

London Heathrow

Wed 8/4

09:20-12:50

1 stop34h 30m

£635

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sun 5/4

13:05-13:15

1 stop17h 10m

London Heathrow

Thu 16/4

13:25-12:00

1 stop29h 35m

£666

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 16/5

14:40-13:15

1 stop15h 35m

London Heathrow

Fri 22/5

06:15-17:10

1 stop17h 55m

£668
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 2/4

13:20-13:15

1 stop16h 55m

London Heathrow

Wed 20/5

08:55-17:10

1 stop15h 15m

£676

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 21/3

07:00-06:25

1 stop17h 25m

London Heathrow

Sat 11/4

09:20-21:15

1 stop18h 55m

£777

Flights are sorted by cheapest return flights first.

Deals found on 1/3

Showing 1-10 of 35 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, November is the cheapest month in which you can book a flight from Costa Rica to London Heathrow Airport (average of £456). Flying from Costa Rica to London Heathrow Airport in August is currently the most expensive (average of £582). 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 6 March 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
1,467 reviews
Check prices

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Overall

7.8

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
1,467 reviews
KLM
7.8
Good
1,467 reviews
Check prices

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Overall

7.8

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
1,542 reviews
KLM
7.8
Good
1,467 reviews
Check prices

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Overall

7.8

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
3,133 reviews
KLM
7.8
Good
1,467 reviews
Check prices

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Overall

7.8

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 and United Airlines fly from Costa Rica to London Heathrow Airport in about 19h 45m. The time it takes to get you to your destination can typically vary by up to 15h 35m. The distance from Costa Rica to London Heathrow Airport is about 5407 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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, November is the cheapest month in which you can book a flight from Costa Rica to London Heathrow Airport (average of £456). Flying from Costa Rica to London Heathrow Airport in August is currently the most expensive (average of £582). 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
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Chelmsford
Ipswich
Swindon
Bedford

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 6 March 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£527Average£584FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£539Average£838FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air FranceCheapest£543Average£790FlexibilityNo cancel feeOn-time77%
Search Air France 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 Costa Rica to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Costa Rica today with Cheapflights!

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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