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Cheap flights from London to Costa Rica from £246

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 to Costa Rica departing on 17/11. 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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Find the cheapest flights from London to Costa Rica

Cheap return flights

Logo
14:00 - 10:27LGW-SJO
27h 27m1 stop
Logo
11:37 - 10:00SJO-LGW
15h 23m1 stop
£406
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Tue, 7 Oct - Tue, 14 Oct
Logo
14:00 - 10:32LGW-SJO
27h 32m1 stop
Logo
11:37 - 10:00SJO-LGW
15h 23m1 stop
£407
Find Deal
Tue, 2 Sep - Mon, 22 Sep
Air Canada Logo
09:00 - 22:55LHR-SJO
19h 55m2 stops
Air Canada Logo
08:50 - 08:05SJO-LHR
17h 15m2 stops
£558Air Canada
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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
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Tue, 2 Dec - Tue, 16 Dec
United Airlines Logo
07:25 - 12:10LHR-LIR
35h 45m2 stops
United Airlines Logo
13:20 - 07:40LIR-LHR
35h 20m1 stop
£615United Airlines
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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
17:00 - 13:10LCY-SJO
27h 10m2 stops
Lufthansa Logo
19:25 - 16:25SJO-LCY
14h 00m1 stop
£640Lufthansa
Find Deal
Tue, 7 Oct - Tue, 14 Oct
British Airways Logo
17:00 - 11:49LHR-LIR
25h 49m2 stops
British Airways Logo
12:49 - 12:30LIR-LHR
16h 41m2 stops
£640British Airways
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Sat, 13 Sep - Sat, 20 Sep
British Airways Logo
16:25 - 13:01LHR-LIR
27h 36m1 stop
British Airways Logo
12:49 - 12:30LIR-LHR
16h 41m2 stops
£642British Airways
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Sat, 13 Sep - Sat, 20 Sep
Lufthansa Logo
17:00 - 13:10LCY-SJO
27h 10m2 stops
Lufthansa Logo
19:25 - 16:25SJO-LCY
14h 00m1 stop
£644Lufthansa
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Tue, 7 Oct - Tue, 14 Oct

Icelandair flights from London to Costa Rica

Our best Icelandair deals on London 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

KLM flights from London to Costa Rica

Our best KLM deals on London to Costa Rica flight tickets
KLM
19 Nov
LCY08:40London City
15h 45m
1 stop
SJO18:25San José Juan Santamaria Intl
2 Dec
SJO20:30San José Juan Santamaria Intl
14h 05m
1 stop
LCY16:35London City
£620
Find similar
KLM
18 Nov
LCY17:50London City
30h 35m
1 stop
SJO18:25San José Juan Santamaria Intl
2 Dec
SJO20:30San José Juan Santamaria Intl
14h 05m
1 stop
LCY16:35London City
£636
Find similar
KLM
12 Nov
LCY07:45London City
16h 40m
1 stop
SJO18:25San José Juan Santamaria Intl
23 Nov
SJO20:30San José Juan Santamaria Intl
14h 50m
1 stop
LCY17:20London City
£642
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London 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 to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 7/10

14:00-10:27

1 stop27h 27m

San José Juan Santamaria Intl

Tue 14/10

11:37-10:00

1 stop15h 23m

£406

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 2/9

14:00-10:32

1 stop27h 32m

San José Juan Santamaria Intl

Mon 22/9

11:37-10:00

1 stop15h 23m

£407

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

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

LondonSan José

LCY - SJO

LCYSJO

London City

Tue 7/10

17:00-13:10

2 stops27h 10m

San José Juan Santamaria Intl

Tue 14/10

19:25-16:25

1 stop14h 00m

£640

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 13/9

17:00-11:49

2 stops25h 49m

Liberia

Sat 20/9

12:49-12:30

2 stops16h 41m

£640

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 13/9

16:25-13:01

1 stop27h 36m

Liberia

Sat 20/9

12:49-12:30

2 stops16h 41m

£642

LondonSan José

LCY - SJO

LCYSJO

London City

Tue 7/10

17:00-13:10

2 stops27h 10m

San José Juan Santamaria Intl

Tue 14/10

19:25-16:25

1 stop14h 00m

£644

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 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 October is, on average, the cheapest month to fly to Costa Rica from London, with most prices found around £595. If you are unable to visit Costa Rica during the month of October, then departing from London during the month September is also very affordable. Most momondo users find prices during this month for around £614.

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 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 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.

What is the cheapest London to Costa Rica flight route?

Fly from London Gatwick to San José Juan Santamaria Intl for the best London - Costa Rica flight prices

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 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 for as low as £628 on momondo.

What cabin class options are available on London to Costa Rica flights?

There are 3 cabin classes available to choose from on London to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Costa Rica flights?

You could potentially save up to 22% on your flight if you consider stops on a London to Costa Rica flight.

Cheap London to Costa Rica flight deals and tips

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

Best price found

£246

Fastest flight time

13h 30m

Direct flights

Wed, Fri and Sun

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from London in the past 72 hours is £246. The best return flight deal from London to Costa Rica found on momondo in the last 72 hours is £406.
The fastest flight from London to Costa Rica takes 13h 30m
Direct flights go from London to Costa Rica on Wednesday, Friday and Sunday. Airline offering direct flights is British Airways..
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)
Search flight deals

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

    Prices for flights from London to Costa Rica refresh daily.

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

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

    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 London to Costa Rica.

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

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London to Costa Rica?

Best airlines flying from London to Costa Rica

Compare and see reviews for airlines that fly from London to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
TUI AirwaysPriceFrom £459Free CancellationRating
6.2
16 reviews
Search TUI Airways flights
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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Costa Rica. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to Costa Rica flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for London to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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
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