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Cheap flights from Costa Rica to London Heathrow Airport from £283

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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
14 Aug — 21 Aug1
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 15 July 2026.

Wed 28/1013:00
LIR
-
LHR
1 stop16h 40m
KLM
Wed 25/1108:40
LHR
-
LIR
2 stops34h 05m
KLM
Deal found 12/7£577
Sat 19/913:25
LIR
-
LHR
1 stop16h 50m
Multiple Airlines
Sun 27/913:25
LHR
-
LIR
1 stop29h 35m
Multiple Airlines
Deal found 14/7£581
Fri 20/1118:20
SJO
-
LHR
1 stop13h 25m
Multiple Airlines
Fri 27/1108:55
LHR
-
SJO
1 stop19h 20m
Multiple Airlines
Deal found 15/7£597
Wed 2/1217:25
SJO
-
LHR
1 stop14h 10m
British Airways
Tue 15/1206:05
LHR
-
SJO
1 stop15h 40m
British Airways
Deal found 13/7£598
Fri 23/1013:23
SJO
-
LHR
1 stop14h 57m
Multiple Airlines
Wed 28/1008:40
LHR
-
SJO
1 stop14h 50m
Multiple Airlines
Deal found 13/7£602
Mon 26/1013:23
SJO
-
LHR
2 stops18h 22m
Air France
Sat 7/1119:20
LHR
-
SJO
1 stop26h 50m
Air France
Deal found 14/7£602
Wed 16/913:25
LIR
-
LHR
2 stops23h 00m
KLM
Sat 26/915:15
LHR
-
LIR
1 stop27h 45m
KLM
Deal found 14/7£605
Tue 13/1013:23
SJO
-
LHR
1 stop16h 52m
Air France
Tue 27/1006:20
LHR
-
SJO
2 stops17h 10m
Air France
Deal found 13/7£605
Mon 2/1114:00
LIR
-
LHR
1 stop15h 40m
Multiple Airlines
Fri 13/1111:45
LHR
-
LIR
2 stops32h 25m
Multiple Airlines
Deal found 14/7£607
Wed 18/1118:40
SJO
-
LHR
Nonstop10h 10m
Multiple Airlines
Wed 2/1206:15
LHR
-
SJO
1 stop15h 30m
Multiple Airlines
Deal found 15/7£608
Mon 5/1013:19
SJO
-
LHR
1 stop15h 01m
KLM
Wed 28/1006:30
LHR
-
SJO
1 stop17h 00m
KLM
Deal found 14/7£609
Sun 2/813:16
SJO
-
LHR
1 stop16h 59m
Air France
Tue 1/906:15
LHR
-
SJO
2 stops17h 05m
Air France
Deal found 14/7£611

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 15 July 2026.

Round-trip from

£577

One-way from

£283

Popular in

June

Cheapest in

February

Average price

£859

Good one-way deal

£495 or less
KLM
  • KLM
  • 28/10-25/11
  • 3 total stops
  • 50h 45m total
  • Costa Rica to London
Search Deals
17/10
  • 17/10
  • 1 total stop
  • 37h 05m total
  • Costa Rica to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Costa Rica to London Heathrow.
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 15 July 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

Fri 2/10

13:25-06:25

1 stop34h 00m

London Heathrow

Sun 11/10

09:20-11:30

1 stop33h 10m

£581

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 28/10

13:00-09:00

1 stop14h 00m

London Heathrow

Wed 25/11

12:30-12:45

1 stop30h 15m

£581

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 28/10

13:00-16:05

2 stops21h 05m

London Heathrow

Wed 25/11

06:30-12:45

2 stops36h 15m

£600

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 23/9

13:19-13:15

1 stop16h 56m

London Heathrow

Mon 12/10

11:30-21:48

2 stops17h 18m

£639
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 22/12

15:29-11:30

1 stop14h 01m

London Heathrow

Tue 12/1

06:05-15:45

1 stop15h 40m

£688

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 19/9

13:19-13:15

1 stop16h 56m

London Heathrow

Fri 2/10

08:40-18:24

2 stops16h 44m

£712

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 17/8

13:14-13:15

1 stop17h 01m

London Heathrow

Mon 7/9

08:55-17:00

1 stop15h 05m

£726

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 30/9

19:05-19:25

2 stops17h 20m

London Heathrow

Wed 7/10

08:40-18:59

2 stops17h 19m

£739

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 7/10

13:23-13:15

1 stop16h 52m

London Heathrow

Fri 16/10

06:15-17:00

1 stop17h 45m

£762

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 29/9

13:19-13:15

1 stop16h 56m

London Heathrow

Tue 13/10

08:40-16:20

1 stop14h 40m

£765

Flights are sorted by cheapest return flights first.

Deals found on 12/7

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 £203). Flying from Costa Rica to London Heathrow Airport in July is currently the most expensive (average of £641). 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.

How far ahead should I book a flight from Costa Rica to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Costa Rica to London Heathrow Airport, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 15 July 2026.
Get a feel of what it's like to fly with KLM and Air France 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
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.8
Good
1,539 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air France
7.5
Good
1,627 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 British Airways fly from Costa Rica to London Heathrow Airport in about 14h 01m. The time it takes to get you to your destination can typically vary by up to 7h 04m. 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.

  • What are the cheapest airlines to fly from Costa Rica to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at £395. American Airlines flights start at £418 while deals on Air Canada start at £452 one-way.

  • What are the cheapest flights from Costa Rica to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £490. While the most popular route (San José Juan Santamaria Intl - London Heathrow) can be booked for £525 on average, our data indicates £497 when flying from Costa Rica to London Heathrow Airport.

  • 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 £203). Flying from Costa Rica to London Heathrow Airport in July is currently the most expensive (average of £641). 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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 2 airlines flying from Costa Rica to Heathrow

Discover the top 2 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 15 July 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£565Average£667FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£571Average£682FlexibilityNo 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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