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Cheap flights from Costa Rica to London from £252

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 9/10. 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

Lufthansa Logo
19:25 - 18:40SJO-LHR
16h 15m1 stop
Lufthansa Logo
08:30 - 17:35LHR-SJO
16h 05m1 stop
£352Lufthansa
Find Deal
Tue, 12 Aug - Tue, 26 Aug
Iberia Logo
18:15 - 16:35SJO-LHR
16h 20m1 stop
Iberia Logo
19:05 - 16:50LHR-SJO
27h 45m1 stop
£486Iberia
Find Deal
Tue, 4 Nov - Tue, 18 Nov
British Airways Logo
16:10 - 17:15SJO-LHR
18h 05m1 stop
British Airways Logo
06:10 - 14:35LHR-SJO
15h 25m1 stop
£495British Airways
Find Deal
Tue, 12 Aug - Tue, 26 Aug
British Airways Logo
16:10 - 17:15SJO-LHR
18h 05m1 stop
British Airways Logo
06:10 - 14:35LHR-SJO
15h 25m1 stop
£498British Airways
Find Deal
Tue, 12 Aug - Tue, 26 Aug
KLM Logo
13:35 - 13:30SJO-LHR
16h 55m1 stop
KLM Logo
15:15 - 11:56LHR-SJO
27h 41m1 stop
£547KLM
Find Deal
Sat, 4 Oct - Thu, 9 Oct
KLM Logo
13:35 - 11:10SJO-LHR
14h 35m1 stop
KLM Logo
15:15 - 11:56LHR-SJO
27h 41m1 stop
£548KLM
Find Deal
Sat, 4 Oct - Thu, 9 Oct
Air France Logo
19:25 - 21:25SJO-LHR
19h 00m1 stop
Air France Logo
19:20 - 16:35LHR-SJO
27h 15m1 stop
£585Air France
Find Deal
Fri, 10 Oct - Thu, 30 Oct
Air France Logo
13:35 - 13:30SJO-LHR
16h 55m1 stop
Air France Logo
17:35 - 17:10LHR-SJO
30h 35m1 stop
£606Air France
Find Deal
Sat, 4 Oct - Wed, 8 Oct
Air Canada Logo
14:50 - 07:10LIR-LHR
34h 20m1 stop
Air Canada Logo
18:00 - 11:44LHR-LIR
47h 44m2 stops
£768Air Canada
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Tue, 2 Dec - Thu, 1 Jan
Air Canada Logo
15:45 - 08:30LIR-LHR
34h 45m1 stop
Air Canada Logo
18:00 - 11:44LHR-LIR
47h 44m2 stops
£773Air Canada
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Wed, 3 Dec - Thu, 1 Jan

KLM flights from Costa Rica to London Heathrow Airport

Our best KLM deals on Costa Rica to London Heathrow Airport flight tickets
KLM
4 Oct
SJO13:35San José Juan Santamaria Intl
16h 55m
1 stop
LHR13:30London Heathrow
9 Oct
LHR15:15London Heathrow
27h 41m
1 stop
SJO11:56San José Juan Santamaria Intl
£547
Find similar
KLM
4 Oct
SJO13:35San José Juan Santamaria Intl
14h 35m
1 stop
LHR11:10London Heathrow
9 Oct
LHR15:15London Heathrow
27h 41m
1 stop
SJO11:56San José Juan Santamaria Intl
£548
Find similar
KLM
5 Nov
SJO14:15San José Juan Santamaria Intl
15h 25m
1 stop
LHR11:40London Heathrow
15 Nov
LHR12:30London Heathrow
15h 45m
1 stop
SJO22:15San José Juan Santamaria Intl
£550
Find similar

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
10 Oct
SJO19:25San José Juan Santamaria Intl
19h 00m
1 stop
LHR21:25London Heathrow
30 Oct
LHR19:20London Heathrow
27h 15m
1 stop
SJO16:35San José Juan Santamaria Intl
£585
Find similar
Air France
4 Oct
SJO13:35San José Juan Santamaria Intl
16h 55m
1 stop
LHR13:30London Heathrow
8 Oct
LHR17:35London Heathrow
30h 35m
1 stop
SJO17:10San José Juan Santamaria Intl
£606
Find similar
Air France
4 Oct
SJO13:35San José Juan Santamaria Intl
16h 55m
1 stop
LHR13:30London Heathrow
8 Oct
LHR19:45London Heathrow
28h 25m
1 stop
SJO17:10San José Juan Santamaria Intl
£607
Find similar

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 2 August 2025.
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 12/8

19:25-18:40

1 stop16h 15m

London Heathrow

Tue 26/8

08:30-17:35

1 stop16h 05m

£352

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 4/11

18:15-16:35

1 stop16h 20m

London Heathrow

Tue 18/11

19:05-16:50

1 stop27h 45m

£486

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 12/8

16:10-17:15

1 stop18h 05m

London Heathrow

Tue 26/8

06:10-14:35

1 stop15h 25m

£495

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 12/8

16:10-17:15

1 stop18h 05m

London Heathrow

Tue 26/8

06:10-14:35

1 stop15h 25m

£498

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 4/10

13:35-13:30

1 stop16h 55m

London Heathrow

Thu 9/10

15:15-11:56

1 stop27h 41m

£547

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 4/10

13:35-11:10

1 stop14h 35m

London Heathrow

Thu 9/10

15:15-11:56

1 stop27h 41m

£548

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 10/10

19:25-21:25

1 stop19h 00m

London Heathrow

Thu 30/10

19:20-16:35

1 stop27h 15m

£585

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 4/10

13:35-13:30

1 stop16h 55m

London Heathrow

Wed 8/10

17:35-17:10

1 stop30h 35m

£606

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Tue 2/12

14:50-07:10

1 stop34h 20m

London Heathrow

Thu 1/1

18:00-11:44

2 stops47h 44m

£768

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Wed 3/12

15:45-08:30

1 stop34h 45m

London Heathrow

Thu 1/1

18:00-11:44

2 stops47h 44m

£773

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, February 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 £540. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Costa Rica averaging around £549.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Costa Rica is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £596. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £683.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Costa Rica to London Heathrow Airport in the morning for as low as £579. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £691 on average. Flights to London Heathrow Airport from Costa Rica in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £636 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 £567 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

Best price found

£252

Fastest flight time

13h 35m

Direct flights

None
The best one-way flight to London Heathrow Airport from Costa Rica in the past 72 hours is £252. The best return flight deal from Costa Rica to London Heathrow Airport found on momondo in the last 72 hours is £352.
The fastest flight from Costa Rica to London Heathrow Airport takes 13h 35m
There are no direct flights from Costa Rica to London Heathrow Airport. Popular non-direct routes for this connection are Liberia Airport - London Heathrow Airport and San José Juan Santamaria Intl Airport - London Heathrow Airport.
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  • 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
Air CanadaPriceFrom £423Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights
Air FrancePriceFrom £442Free CancellationRating
7.5
1,465 reviews
Search Air France flights
KLMPriceFrom £522Free CancellationRating
7.8
1,384 reviews
Search KLM flights
IberiaPriceFrom £609Free CancellationRating
7.0
2,862 reviews
Search Iberia flights

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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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