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Cheap flights from Costa Rica to London from £294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to London departing on 19/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Costa Rica to London

Recent return flight deals from Costa Rica to London

Enter your travel dates to find the best prices.
KLM Logo
07:00 - 07:50
SJO
-
LHR
18h 50m
1 stop
KLM Logo
08:40 - 18:25
LHR
-
SJO
15h 45m
1 stop
£516KLM
Tue, 17 Mar - Tue, 24 Mar
KLM Logo
13:21 - 13:15
SJO
-
LHR
16h 54m
1 stop
KLM Logo
08:40 - 16:20
LHR
-
SJO
14h 40m
1 stop
£528KLM
Tue, 21 Apr - Thu, 21 May
Multiple Airlines Logo
14:40 - 13:15
SJO
-
LHR
15h 35m
1 stop
Multiple Airlines Logo
08:55 - 16:45
LHR
-
SJO
14h 50m
1 stop
£529Multiple Airlines
Sat, 9 May - Sat, 30 May
Multiple Airlines Logo
13:21 - 07:15
SJO
-
LHR
34h 54m
1 stop
Multiple Airlines Logo
08:55 - 17:10
LHR
-
SJO
15h 15m
1 stop
£535Multiple Airlines
Fri, 1 May - Sat, 16 May
KLM Logo
07:00 - 06:25
SJO
-
LHR
17h 25m
1 stop
KLM Logo
08:40 - 18:25
LHR
-
SJO
15h 45m
1 stop
£536KLM
Tue, 17 Mar - Tue, 24 Mar
Multiple Airlines Logo
13:20 - 11:40
SJO
-
LHR
16h 20m
1 stop
Multiple Airlines Logo
17:35 - 17:10
LHR
-
SJO
30h 35m
1 stop
£537Multiple Airlines
Tue, 24 Mar - Sun, 24 May
Multiple Airlines Logo
14:40 - 13:15
SJO
-
LHR
15h 35m
1 stop
Multiple Airlines Logo
17:35 - 17:10
LHR
-
SJO
30h 35m
1 stop
£539Multiple Airlines
Sat, 9 May - Sat, 30 May
KLM Logo
13:05 - 09:00
LIR
-
LHR
13h 55m
1 stop
KLM Logo
15:15 - 11:50
LHR
-
LIR
27h 35m
1 stop
£542KLM
Tue, 24 Mar - Tue, 31 Mar
Multiple Airlines Logo
07:00 - 07:50
SJO
-
LHR
18h 50m
1 stop
Multiple Airlines Logo
08:55 - 17:50
LHR
-
SJO
14h 55m
1 stop
£542Multiple Airlines
Wed, 11 Mar - Thu, 19 Mar
KLM Logo
18:25 - 20:55
SJO
-
LHR
19h 30m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£543KLM
Tue, 2 Jun - Tue, 16 Jun

United Airlines flights from Costa Rica to London Heathrow Airport

Our best United Airlines deals on Costa Rica to London Heathrow Airport flight tickets
United Airlines
24 Mar
LIR07:35Liberia
18h 20m
2 stops
LHR07:55London Heathrow
31 Mar
LHR16:15London Heathrow
26h 55m
2 stops
LIR12:10Liberia
£772
United Airlines
11 May
LIR13:20Liberia
15h 15m
1 stop
LHR11:35London Heathrow
18 May
LHR12:15London Heathrow
30h 55m
2 stops
LIR12:10Liberia
£784
United Airlines
5 Apr
LIR13:20Liberia
15h 15m
1 stop
LHR11:35London Heathrow
16 Apr
LHR16:40London Heathrow
28h 45m
2 stops
LIR14:25Liberia
£790

Air France flights from Costa Rica to London Heathrow Airport

Our best Air France deals on Costa Rica to London Heathrow Airport flight tickets
Air France
25 Mar
SJO07:00San José Juan Santamaria Intl
18h 50m
1 stop
LHR07:50London Heathrow
12 May
LHR11:30London Heathrow
17h 17m
2 stops
SJO21:47San José Juan Santamaria Intl
£564
Air France
12 Jun
SJO19:05San José Juan Santamaria Intl
19h 20m
1 stop
LHR21:25London Heathrow
19 Jun
LHR19:45London Heathrow
28h 15m
1 stop
SJO17:00San José Juan Santamaria Intl
£580
Air France
14 Mar
SJO14:40San José Juan Santamaria Intl
15h 00m
1 stop
LHR11:40London Heathrow
18 Mar
LHR06:20London Heathrow
20h 55m
2 stops
SJO21:15San José Juan Santamaria Intl
£584

momondo Fare Finder

 
Customise your flight search to find flights from Costa Rica to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 27 February 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

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 17/3

07:00-07:50

1 stop18h 50m

London Heathrow

Tue 24/3

08:40-18:25

1 stop15h 45m

£516

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 21/4

13:21-13:15

1 stop16h 54m

London Heathrow

Thu 21/5

08:40-16:20

1 stop14h 40m

£528

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 9/5

14:40-13:15

1 stop15h 35m

London Heathrow

Sat 30/5

08:55-16:45

1 stop14h 50m

£529

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 1/5

13:21-07:15

1 stop34h 54m

London Heathrow

Sat 16/5

08:55-17:10

1 stop15h 15m

£535

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 17/3

07:00-06:25

1 stop17h 25m

London Heathrow

Tue 24/3

08:40-18:25

1 stop15h 45m

£536

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 24/3

13:20-11:40

1 stop16h 20m

London Heathrow

Sun 24/5

17:35-17:10

1 stop30h 35m

£537

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 9/5

14:40-13:15

1 stop15h 35m

London Heathrow

Sat 30/5

17:35-17:10

1 stop30h 35m

£539

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Tue 24/3

13:05-09:00

1 stop13h 55m

London Heathrow

Tue 31/3

15:15-11:50

1 stop27h 35m

£542

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 11/3

07:00-07:50

1 stop18h 50m

London Heathrow

Thu 19/3

08:55-17:50

1 stop14h 55m

£542

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 2/6

18:25-20:55

1 stop19h 30m

London Heathrow

Tue 16/6

06:30-16:20

1 stop16h 50m

£543

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Costa Rica to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Costa Rica to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £571. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Costa Rica averaging around £586.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £661 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Costa Rica for as low as £587 on momondo.

Cheap Costa Rica to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Costa Rica to London Heathrow Airport

Fastest flight time

13h 54m

Direct flights

None
The fastest flight from Costa Rica to London Heathrow Airport takes 13h 54m
There are no direct flights from Costa Rica to London Heathrow Airport. There are no popular flight routes from Costa Rica to London Heathrow Airport.
Search flight deals

  • When did momondo last update prices for flights from Costa Rica to London Heathrow Airport?

    Prices for flights from Costa Rica to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Costa Rica to London Heathrow Airport?

  • How old do you have to be to fly from Costa Rica to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Costa Rica to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Costa Rica to London Heathrow Airport

Compare and see reviews for airlines that fly from Costa Rica to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £499Free CancellationRating
7.7
1,460 reviews
Search KLM flights
Air FrancePriceFrom £536Free CancellationRating
7.4
1,538 reviews
Search Air France flights
IberiaPriceFrom £652Free CancellationRating
7.0
3,127 reviews
Search Iberia flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
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Northampton
Stratford-upon-Avon
Swindon
Southend-on-Sea
Ipswich
Canterbury
Ilford
Poole
Guildford
Chelmsford
Wembley
Hayes
Dover
Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Costa Rica to London?

It is quick and easy to find Costa Rica to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Costa Rica to London with flexible booking policies on momondo?

Flights from Costa Rica to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Costa Rica to London?

momondo provides multiple filters to help you find the best flight to London from Costa Rica. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Costa Rica to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Costa Rica and alert you when they change.

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