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Cheap flights from London Heathrow Airport to Costa Rica from £333

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Costa Rica departing on 4/11. 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 London Heathrow Airport to Costa Rica

Cheap return flights

Icelandair Logo
07:25 - 12:56LHR-SJO
59h 31m2 stops
Icelandair Logo
16:05 - 20:45SJO-LHR
22h 40m1 stop
£524Icelandair
Find Deal
Mon, 3 Nov - Mon, 17 Nov
Icelandair Logo
07:25 - 13:49LHR-SJO
36h 24m1 stop
Icelandair Logo
14:00 - 09:30SJO-LHR
37h 30m2 stops
£534Icelandair
Find Deal
Tue, 27 Jan - Tue, 10 Feb
Icelandair Logo
12:20 - 13:49LHR-SJO
31h 29m1 stop
Icelandair Logo
14:00 - 20:45SJO-LHR
48h 45m2 stops
£537Icelandair
Find Deal
Tue, 27 Jan - Tue, 10 Feb
Logo
06:00 - 13:45LHR-SJO
14h 45m1 stop
Logo
07:55 - 08:10SJO-LHR
17h 15m1 stop
£552
Find Deal
Fri, 19 Sep - Sat, 25 Oct
Air Canada Logo
09:00 - 22:55LHR-SJO
19h 55m2 stops
Air Canada Logo
08:50 - 08:05SJO-LHR
17h 15m2 stops
£558Air Canada
Find Deal
Mon, 17 Nov - Wed, 3 Dec
Air Canada Logo
06:50 - 23:15LHR-SJO
22h 25m2 stops
Air Canada Logo
08:35 - 07:10SJO-LHR
16h 35m2 stops
£559Air Canada
Find Deal
Tue, 2 Dec - Tue, 16 Dec
Air France Logo
06:15 - 17:10LHR-SJO
17h 55m1 stop
Air France Logo
19:25 - 18:35SJO-LHR
16h 10m1 stop
£583Air France
Find Deal
Fri, 12 Sep - Wed, 24 Sep
United Airlines Logo
07:25 - 12:10LHR-LIR
35h 45m2 stops
United Airlines Logo
13:20 - 07:40LIR-LHR
35h 20m1 stop
£615United Airlines
Find Deal
Sun, 14 Sep - Sun, 21 Sep
United Airlines Logo
08:30 - 12:10LHR-LIR
34h 40m2 stops
United Airlines Logo
13:03 - 06:20LIR-LHR
34h 17m1 stop
£617United Airlines
Find Deal
Fri, 19 Sep - Sat, 27 Sep
Lufthansa Logo
09:00 - 15:25LHR-LIR
37h 25m3 stops
Lufthansa Logo
16:35 - 20:45LIR-LHR
21h 10m2 stops
£735Lufthansa
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Sat, 23 Aug - Wed, 3 Sep

Icelandair flights from London Heathrow Airport to Costa Rica

Our best Icelandair deals on London Heathrow Airport to Costa Rica flight tickets
Icelandair
3 Nov
LHR07:25London Heathrow
59h 31m
2 stops
SJO12:56San José Juan Santamaria Intl
17 Nov
SJO16:05San José Juan Santamaria Intl
22h 40m
1 stop
LHR20:45London Heathrow
£524
Find similar
Icelandair
27 Jan
LHR07:25London Heathrow
36h 24m
1 stop
SJO13:49San José Juan Santamaria Intl
10 Feb
SJO14:00San José Juan Santamaria Intl
37h 30m
2 stops
LHR09:30London Heathrow
£534
Find similar
Icelandair
27 Jan
LHR12:20London Heathrow
31h 29m
1 stop
SJO13:49San José Juan Santamaria Intl
10 Feb
SJO14:00San José Juan Santamaria Intl
48h 45m
2 stops
LHR20:45London Heathrow
£536
Find similar

Air Canada flights from London Heathrow Airport to Costa Rica

Our best Air Canada deals on London Heathrow Airport to Costa Rica flight tickets
Air Canada
17 Nov
LHR09:00London Heathrow
19h 55m
2 stops
SJO22:55San José Juan Santamaria Intl
3 Dec
SJO08:50San José Juan Santamaria Intl
17h 15m
2 stops
LHR08:05London Heathrow
£558
Find similar
Air Canada
2 Dec
LHR06:50London Heathrow
22h 25m
2 stops
SJO23:15San José Juan Santamaria Intl
16 Dec
SJO08:35San José Juan Santamaria Intl
16h 35m
2 stops
LHR07:10London Heathrow
£559
Find similar
Air Canada
19 Sept
LHR08:40London Heathrow
21h 15m
2 stops
SJO22:55San José Juan Santamaria Intl
25 Oct
SJO07:55San José Juan Santamaria Intl
17h 15m
1 stop
LHR08:10London Heathrow
£571
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Costa Rica 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 1 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 3/11

07:25-12:56

2 stops59h 31m

San José Juan Santamaria Intl

Mon 17/11

16:05-20:45

1 stop22h 40m

£524

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 27/1

07:25-13:49

1 stop36h 24m

San José Juan Santamaria Intl

Tue 10/2

14:00-09:30

2 stops37h 30m

£534

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 27/1

12:20-13:49

1 stop31h 29m

San José Juan Santamaria Intl

Tue 10/2

14:00-20:45

2 stops48h 45m

£536

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 19/9

06:00-13:45

1 stop14h 45m

San José Juan Santamaria Intl

Sat 25/10

07:55-08:10

1 stop17h 15m

£552

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 17/11

09:00-22:55

2 stops19h 55m

San José Juan Santamaria Intl

Wed 3/12

08:50-08:05

2 stops17h 15m

£558

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 2/12

06:50-23:15

2 stops22h 25m

San José Juan Santamaria Intl

Tue 16/12

08:35-07:10

2 stops16h 35m

£559

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 12/9

06:15-17:10

1 stop17h 55m

San José Juan Santamaria Intl

Wed 24/9

19:25-18:35

1 stop16h 10m

£583

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sun 14/9

07:25-12:10

2 stops35h 45m

Liberia

Sun 21/9

13:20-07:40

1 stop35h 20m

£615

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 19/9

08:30-12:10

2 stops34h 40m

Liberia

Sat 27/9

13:03-06:20

1 stop34h 17m

£617

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 23/8

09:00-15:25

3 stops37h 25m

Liberia

Wed 3/9

16:35-20:45

2 stops21h 10m

£735

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 Costa Rica from

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

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 Costa Rica?

The month of November is, on average, the cheapest month to fly to Costa Rica from London Heathrow Airport, with most prices found around £571. If you are unable to visit Costa Rica during the month of November, then departing from London Heathrow Airport during the month October is also very affordable. Most momondo users find prices during this month for around £589.

What is the cheapest day to depart on your flight to Costa Rica?

Our data shows that Monday is the least expensive day to fly to Costa Rica. Tickets to fly out on this day can be as low as £632. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Costa Rica for around £699.

What is the cheapest time of day to depart on your flight to Costa Rica?

According to our data, the cheapest time of day to fly to Costa Rica is in the afternoon. momondo users have found flights departing from London Heathrow Airport to Costa Rica in the afternoon for as low as £606. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive, with an average ticket price of £835.

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around £660 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from London Heathrow Airport for as low as £628 on momondo.

Cheap London Heathrow Airport to Costa Rica flight deals and tips

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

Best price found

£333

Fastest flight time

14h 45m

Direct flights

None

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from London Heathrow Airport in the past 72 hours is £333. The best return flight deal from London Heathrow Airport to Costa Rica found on momondo in the last 72 hours is £524.
The fastest flight from London Heathrow Airport to Costa Rica takes 14h 45m
There are no direct flights from London Heathrow Airport to Costa Rica. Popular non-direct routes for this connection are London Heathrow Airport - San José Juan Santamaria Intl Airport and London Heathrow Airport - Liberia Airport.
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)
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  • When did momondo last update prices for flights from London Heathrow Airport to Costa Rica?

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Heathrow Airport to Costa Rica

Compare and see reviews for airlines that fly from London Heathrow Airport to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £463Free CancellationRating
7.0
520 reviews
Search Icelandair flights
JetBluePriceFrom £465Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Air CanadaPriceFrom £516Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
KLMPriceFrom £526Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Air FrancePriceFrom £530Free CancellationRating
7.5
1,465 reviews
Search Air France flights
AviancaPriceFrom £553Free CancellationRating
6.7
2,388 reviews
Search Avianca flights
LufthansaPriceFrom £569Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
SWISSPriceFrom £574Free CancellationRating
7.5
1,686 reviews
Search SWISS flights
United AirlinesPriceFrom £576Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
FinnairPriceFrom £646Free CancellationRating
7.6
1,316 reviews
Search Finnair flights

Why use momondo?

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

Finding the right flight to Costa Rica from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Costa Rica from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from London.

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

Of course. momondo tracks the price of London to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Costa Rica

Popular Cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo
Flights to San José, San José Provincefrom £406
Flights to Liberiafrom £560