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Cheap flights from London to Costa Rica from £266

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 1/11. 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
10:45 - 00:15LHR-SJO
19h 30m2 stops
Logo
16:15 - 17:15SJO-LHR
19h 00m2 stops
£562
Find Deal
Tue, 24 Feb - Tue, 10 Mar
Icelandair Logo
09:20 - 12:55LHR-SJO
33h 35m2 stops
Icelandair Logo
14:45 - 20:45SJO-LHR
24h 00m1 stop
£563Icelandair
Find Deal
Tue, 6 Jan - Tue, 27 Jan
Air Canada Logo
09:30 - 20:25LHR-SJO
17h 55m1 stop
Air Canada Logo
08:50 - 07:10SJO-LHR
16h 20m1 stop
£566Air Canada
Find Deal
Fri, 24 Oct - Mon, 3 Nov
Air Canada Logo
09:00 - 22:55LHR-SJO
19h 55m2 stops
Air Canada Logo
08:50 - 07:10SJO-LHR
16h 20m1 stop
£569Air Canada
Find Deal
Mon, 3 Nov - Mon, 10 Nov
British Airways Logo
11:00 - 16:40LGW-SJO
11h 40mdirect
British Airways Logo
18:30 - 10:55SJO-LGW
10h 25mdirect
£586British Airways
Find Deal
Tue, 11 Nov - Thu, 20 Nov
British Airways Logo
11:00 - 16:40LGW-SJO
11h 40mdirect
British Airways Logo
18:30 - 10:55SJO-LGW
10h 25mdirect
£591British Airways
Find Deal
Tue, 4 Nov - Thu, 13 Nov
Lufthansa Logo
08:45 - 17:35LCY-SJO
15h 50m1 stop
Lufthansa Logo
20:40 - 16:40SJO-LCY
14h 00m1 stop
£595Lufthansa
Find Deal
Thu, 23 Oct - Tue, 4 Nov
United Airlines Logo
18:00 - 11:44LHR-LIR
23h 44m1 stop
United Airlines Logo
08:35 - 08:25LIR-LHR
17h 50m2 stops
£630United Airlines
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Thu, 5 Feb - Sun, 15 Feb
United Airlines Logo
13:45 - 13:10LHR-LIR
29h 25m2 stops
United Airlines Logo
08:35 - 07:30LIR-LHR
16h 55m1 stop
£631United Airlines
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Sat, 31 Jan - Sun, 15 Feb
Lufthansa Logo
19:10 - 13:45LCY-SJO
25h 35m2 stops
Lufthansa Logo
20:40 - 16:40SJO-LCY
14h 00m1 stop
£696Lufthansa
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Thu, 23 Oct - Tue, 4 Nov

Air Canada flights from London to Costa Rica

Our best Air Canada deals on London to Costa Rica flight tickets
Air Canada
24 Oct
LHR09:30London Heathrow
17h 55m
1 stop
SJO20:25San José Juan Santamaria Intl
3 Nov
SJO08:50San José Juan Santamaria Intl
16h 20m
1 stop
LHR07:10London Heathrow
£566
Find similar
Air Canada
3 Nov
LHR09:00London Heathrow
19h 55m
2 stops
SJO22:55San José Juan Santamaria Intl
10 Nov
SJO08:50San José Juan Santamaria Intl
16h 20m
1 stop
LHR07:10London Heathrow
£569
Find similar
Air Canada
21 Nov
LHR13:45London Heathrow
39h 45m
2 stops
SJO23:30San José Juan Santamaria Intl
1 Dec
SJO08:50San José Juan Santamaria Intl
16h 20m
1 stop
LHR07:10London Heathrow
£570
Find similar

Icelandair flights from London to Costa Rica

Our best Icelandair deals on London to Costa Rica flight tickets
Icelandair
6 Jan
LHR09:20London Heathrow
33h 35m
2 stops
SJO12:55San José Juan Santamaria Intl
27 Jan
SJO14:45San José Juan Santamaria Intl
24h 00m
1 stop
LHR20:45London Heathrow
£563
Find similar
Icelandair
6 Jan
LHR09:20London Heathrow
33h 35m
2 stops
SJO12:55San José Juan Santamaria Intl
27 Jan
SJO14:45San José Juan Santamaria Intl
24h 00m
1 stop
LHR20:45London Heathrow
£564
Find similar
Icelandair
30 Sept
LHR08:25London Heathrow
58h 17m
2 stops
SJO11:42San José Juan Santamaria Intl
14 Oct
SJO14:05San José Juan Santamaria Intl
57h 25m
2 stops
LHR06:30London Heathrow
£565
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 16 September 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

LHR - SJO

LHRSJO

London Heathrow

Tue 24/2

10:45-00:15

2 stops19h 30m

San José Juan Santamaria Intl

Tue 10/3

16:15-17:15

2 stops19h 00m

£562

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 6/1

09:20-12:55

2 stops33h 35m

San José Juan Santamaria Intl

Tue 27/1

14:45-20:45

1 stop24h 00m

£563

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 24/10

09:30-20:25

1 stop17h 55m

San José Juan Santamaria Intl

Mon 3/11

08:50-07:10

1 stop16h 20m

£566

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 3/11

09:00-22:55

2 stops19h 55m

San José Juan Santamaria Intl

Mon 10/11

08:50-07:10

1 stop16h 20m

£569

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 11/11

11:00-16:40

Nonstop11h 40m

San José Juan Santamaria Intl

Thu 20/11

18:30-10:55

Nonstop10h 25m

£586

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 4/11

11:00-16:40

Nonstop11h 40m

San José Juan Santamaria Intl

Thu 13/11

18:30-10:55

Nonstop10h 25m

£591

LondonSan José

LCY - SJO

LCYSJO

London City

Thu 23/10

08:45-17:35

1 stop15h 50m

San José Juan Santamaria Intl

Tue 4/11

20:40-16:40

1 stop14h 00m

£595

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 5/2

18:00-11:44

1 stop23h 44m

Liberia

Sun 15/2

08:35-08:25

2 stops17h 50m

£630

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 31/1

13:45-13:10

2 stops29h 25m

Liberia

Sun 15/2

08:35-07:30

1 stop16h 55m

£631

LondonSan José

LCY - SJO

LCYSJO

London City

Thu 23/10

19:10-13:45

2 stops25h 35m

San José Juan Santamaria Intl

Tue 4/11

20:40-16:40

1 stop14h 00m

£696

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 £598. 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 £606.

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 £616. 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 £681.

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 £590. 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 £813.

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 £641 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 £611 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 25% 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

£656

Fastest flight time

11h 40m

Direct flights

Wed, Fri and Sun

Airports in Costa Rica

1 airport
The best flight deal from London to Costa Rica found on momondo in the last 72 hours is £656
The fastest flight from London to Costa Rica takes 11h 40m
Direct flights go from London to Costa Rica on Wednesday, Friday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Costa Rica: 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
IcelandairPriceFrom £441Free CancellationRating
7.0
544 reviews
Search Icelandair flights
TUI AirwaysPriceFrom £447Free CancellationRating
6.2
16 reviews
Search TUI Airways flights
JetBluePriceFrom £453Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
Air CanadaPriceFrom £490Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Air FrancePriceFrom £517Free CancellationRating
7.4
1,469 reviews
Search Air France flights
KLMPriceFrom £518Free CancellationRating
7.8
1,385 reviews
Search KLM flights
LufthansaPriceFrom £553Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
AviancaPriceFrom £554Free CancellationRating
6.7
2,435 reviews
Search Avianca flights
SWISSPriceFrom £559Free CancellationRating
7.5
1,730 reviews
Search SWISS flights
United AirlinesPriceFrom £561Free CancellationRating
7.4
8,929 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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