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Cheap flights from Costa Rica to London from £228

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 22/11. 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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0 bags

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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.
Multiple Airlines Logo
07:00 - 07:50SJO-LHR
18h 50m1 stop
Multiple Airlines Logo
06:20 - 15:00LHR-SJO
14h 40m1 stop
£546Multiple Airlines
Find Deal
Thu, 5 Feb - Thu, 19 Feb
Air France Logo
20:05 - 16:35SJO-LHR
14h 30m1 stop
Air France Logo
09:00 - 17:50LHR-SJO
14h 50m1 stop
£550Air France
Find Deal
Mon, 9 Feb - Mon, 23 Feb
Air France Logo
20:05 - 18:20SJO-LHR
16h 15m1 stop
Air France Logo
08:55 - 17:50LHR-SJO
14h 55m1 stop
£551Air France
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Sun, 23 Nov - Sun, 7 Dec
KLM Logo
13:25 - 13:30SJO-LHR
17h 05m1 stop
KLM Logo
06:30 - 16:20LHR-SJO
16h 50m1 stop
£559KLM
Find Deal
Tue, 21 Apr - Thu, 21 May
KLM Logo
13:25 - 13:30SJO-LHR
17h 05m1 stop
KLM Logo
06:30 - 16:20LHR-SJO
16h 50m1 stop
£559KLM
Find Deal
Tue, 21 Apr - Thu, 21 May
JetBlue Logo
15:08 - 20:45SJO-LHR
23h 37m1 stop
JetBlue Logo
12:20 - 13:48LHR-SJO
31h 28m1 stop
£595JetBlue
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Thu, 15 Jan - Mon, 26 Jan
Avianca Logo
16:15 - 14:35SJO-LHR
16h 20m1 stop
Avianca Logo
21:40 - 08:50LHR-SJO
17h 10m1 stop
£603Avianca
Find Deal
Wed, 10 Dec - Wed, 4 Mar
Avianca Logo
05:45 - 14:35SJO-LHR
26h 50m2 stops
Avianca Logo
21:40 - 15:20LHR-SJO
23h 40m1 stop
£605Avianca
Find Deal
Wed, 10 Dec - Wed, 4 Mar
Air Canada Logo
15:45 - 08:30LIR-LHR
34h 45m1 stop
Air Canada Logo
13:25 - 15:00LHR-LIR
31h 35m1 stop
£676Air Canada
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Mon, 19 Jan - Tue, 27 Jan
Air Canada Logo
15:45 - 06:30LIR-LHR
32h 45m1 stop
Air Canada Logo
13:25 - 11:44LHR-LIR
28h 19m2 stops
£697Air Canada
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Mon, 19 Jan - Tue, 27 Jan

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
9 Feb
SJO20:05San José Juan Santamaria Intl
14h 30m
1 stop
LHR16:35London Heathrow
23 Feb
LHR09:00London Heathrow
14h 50m
1 stop
SJO17:50San José Juan Santamaria Intl
£550
Find similar
Air France
23 Nov
SJO20:05San José Juan Santamaria Intl
16h 15m
1 stop
LHR18:20London Heathrow
7 Dec
LHR08:55London Heathrow
14h 55m
1 stop
SJO17:50San José Juan Santamaria Intl
£551
Find similar
Air France
16 Feb
SJO14:20San José Juan Santamaria Intl
15h 20m
1 stop
LHR11:40London Heathrow
22 Feb
LHR08:55London Heathrow
19h 20m
1 stop
SJO22:15San José Juan Santamaria Intl
£574
Find similar

KLM flights from Costa Rica to London Heathrow Airport

Our best KLM deals on Costa Rica to London Heathrow Airport flight tickets
KLM
21 Apr
SJO13:25San José Juan Santamaria Intl
17h 05m
1 stop
LHR13:30London Heathrow
21 May
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
£559
Find similar
KLM
21 Apr
SJO13:25San José Juan Santamaria Intl
17h 05m
1 stop
LHR13:30London Heathrow
21 May
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
£559
Find similar
KLM
5 Feb
SJO14:31San José Juan Santamaria Intl
15h 09m
1 stop
LHR11:40London Heathrow
24 Feb
LHR10:00London Heathrow
14h 25m
1 stop
SJO18:25San José Juan Santamaria Intl
£562
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 31 October 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

Thu 5/2

07:00-07:50

1 stop18h 50m

London Heathrow

Thu 19/2

06:20-15:00

1 stop14h 40m

£546

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 9/2

20:05-16:35

1 stop14h 30m

London Heathrow

Mon 23/2

09:00-17:50

1 stop14h 50m

£550

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 23/11

20:05-18:20

1 stop16h 15m

London Heathrow

Sun 7/12

08:55-17:50

1 stop14h 55m

£551

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 21/4

13:25-13:30

1 stop17h 05m

London Heathrow

Thu 21/5

06:30-16:20

1 stop16h 50m

£559

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 21/4

13:25-13:30

1 stop17h 05m

London Heathrow

Thu 21/5

06:30-16:20

1 stop16h 50m

£559

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 15/1

15:08-20:45

1 stop23h 37m

London Heathrow

Mon 26/1

12:20-13:48

1 stop31h 28m

£595

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 10/12

16:15-14:35

1 stop16h 20m

London Heathrow

Wed 4/3

21:40-08:50

1 stop17h 10m

£603

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 10/12

05:45-14:35

2 stops26h 50m

London Heathrow

Wed 4/3

21:40-15:20

1 stop23h 40m

£605

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Mon 19/1

15:45-08:30

1 stop34h 45m

London Heathrow

Tue 27/1

13:25-15:00

1 stop31h 35m

£676

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Mon 19/1

15:45-06:30

1 stop32h 45m

London Heathrow

Tue 27/1

13:25-11:44

2 stops28h 19m

£697

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, 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 £544. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Costa Rica averaging around £564.

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 £598. 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 £686.

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 £581. 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 £693 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 £650 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 £606 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

Direct flights

None
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
Air FrancePriceFrom £444Free CancellationRating
7.4
1,482 reviews
Search Air France flights
KLMPriceFrom £524Free CancellationRating
7.7
1,406 reviews
Search KLM flights
IberiaPriceFrom £612Free CancellationRating
7.0
3,003 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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