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Cheap flights from Costa Rica to London from £328

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 21/6. 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.
Iberia Logo
12:10 - 11:05
SJO
-
LHR
15h 55m
1 stop
Iberia Logo
20:00 - 15:05
LHR
-
SJO
26h 05m
1 stop
£615Iberia
Sun, 17 May - Tue, 26 May
Iberia Logo
12:10 - 11:05
SJO
-
LHR
15h 55m
1 stop
Iberia Logo
20:00 - 15:05
LHR
-
SJO
26h 05m
1 stop
£616Iberia
Sun, 17 May - Tue, 26 May
Iberia Logo
06:30 - 09:00
SJO
-
LHR
19h 30m
1 stop
Iberia Logo
20:00 - 15:05
LHR
-
SJO
26h 05m
1 stop
£617Iberia
Sun, 17 May - Tue, 26 May
Multiple Airlines Logo
13:21 - 13:15
SJO
-
LHR
16h 54m
1 stop
Multiple Airlines Logo
08:55 - 17:10
LHR
-
SJO
15h 15m
1 stop
£618Multiple Airlines
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
14:40 - 13:15
SJO
-
LHR
15h 35m
1 stop
Multiple Airlines Logo
06:15 - 17:10
LHR
-
SJO
17h 55m
1 stop
£618Multiple Airlines
Sat, 9 May - Mon, 25 May
KLM Logo
13:21 - 13:15
SJO
-
LHR
16h 54m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£619KLM
Sun, 3 May - Mon, 18 May
Multiple Airlines Logo
13:21 - 06:25
SJO
-
LHR
34h 04m
1 stop
Multiple Airlines Logo
08:55 - 17:10
LHR
-
SJO
15h 15m
1 stop
£620Multiple Airlines
Wed, 6 May - Wed, 20 May
KLM Logo
13:21 - 07:15
SJO
-
LHR
34h 54m
1 stop
KLM Logo
08:40 - 16:20
LHR
-
SJO
14h 40m
1 stop
£622KLM
Sat, 25 Apr - Sat, 9 May
KLM Logo
13:21 - 13:15
SJO
-
LHR
16h 54m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£624KLM
Mon, 27 Apr - Thu, 7 May
KLM Logo
13:25 - 06:25
LIR
-
LHR
34h 00m
1 stop
KLM Logo
15:15 - 13:15
LHR
-
LIR
29h 00m
1 stop
£644KLM
Sat, 9 May - Fri, 29 May

Iberia flights from Costa Rica to London Heathrow Airport

Our best Iberia deals on Costa Rica to London Heathrow Airport flight tickets
Iberia
17 May
SJO12:10San José Juan Santamaria Intl
15h 55m
1 stop
LHR11:05London Heathrow
26 May
LHR20:00London Heathrow
26h 05m
1 stop
SJO15:05San José Juan Santamaria Intl
£615
Iberia
17 May
SJO12:10San José Juan Santamaria Intl
15h 55m
1 stop
LHR11:05London Heathrow
26 May
LHR20:00London Heathrow
26h 05m
1 stop
SJO15:05San José Juan Santamaria Intl
£616
Iberia
17 May
SJO06:30San José Juan Santamaria Intl
19h 30m
1 stop
LHR09:00London Heathrow
26 May
LHR20:00London Heathrow
26h 05m
1 stop
SJO15:05San José Juan Santamaria Intl
£617

Air Canada flights from Costa Rica to London Heathrow Airport

Our best Air Canada deals on Costa Rica to London Heathrow Airport flight tickets
Air Canada
2 Jun
LIR16:30Liberia
33h 05m
2 stops
LHR08:35London Heathrow
19 Jun
LHR17:40London Heathrow
25h 10m
1 stop
LIR11:50Liberia
£775
Air Canada
4 Jun
LIR16:30Liberia
31h 00m
2 stops
LHR06:30London Heathrow
19 Jun
LHR17:40London Heathrow
25h 10m
1 stop
LIR11:50Liberia
£777
Air Canada
3 Jun
LIR16:30Liberia
31h 05m
2 stops
LHR06:35London Heathrow
19 Jun
LHR17:40London Heathrow
25h 10m
1 stop
LIR11:50Liberia
£781

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 13 April 2026.
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

Cheapest return flight

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 17/5

12:10-11:05

1 stop15h 55m

London Heathrow

Tue 26/5

20:00-15:05

1 stop26h 05m

£615

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 17/5

12:10-11:05

1 stop15h 55m

London Heathrow

Tue 26/5

20:00-15:05

1 stop26h 05m

£616

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 17/5

06:30-09:00

1 stop19h 30m

London Heathrow

Tue 26/5

20:00-15:05

1 stop26h 05m

£617
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 6/5

13:21-13:15

1 stop16h 54m

London Heathrow

Wed 13/5

08:55-17:10

1 stop15h 15m

£618

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 9/5

14:40-13:15

1 stop15h 35m

London Heathrow

Mon 25/5

06:15-17:10

1 stop17h 55m

£618

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 3/5

13:21-13:15

1 stop16h 54m

London Heathrow

Mon 18/5

06:30-16:20

1 stop16h 50m

£619

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 6/5

13:21-06:25

1 stop34h 04m

London Heathrow

Wed 20/5

08:55-17:10

1 stop15h 15m

£620

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 25/4

13:21-07:15

1 stop34h 54m

London Heathrow

Sat 9/5

08:40-16:20

1 stop14h 40m

£622

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 27/4

13:21-13:15

1 stop16h 54m

London Heathrow

Thu 7/5

06:30-16:20

1 stop16h 50m

£624

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 9/5

13:25-06:25

1 stop34h 00m

London Heathrow

Fri 29/5

15:15-13:15

1 stop29h 00m

£644

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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, October 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 £592. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Costa Rica averaging around £606.

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 £680 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 £597 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

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from Costa Rica to London Heathrow Airport takes 10h 10m
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

Frequently asked questions about flying from Costa Rica to London Heathrow Airport

  • 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.

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

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
KLMPriceFrom £523Free CancellationRating
7.8
1,499 reviews
Search KLM flights
IberiaPriceFrom £534Free CancellationRating
7.0
3,179 reviews
Search Iberia flights
Air FrancePriceFrom £568Free CancellationRating
7.4
1,566 reviews
Search Air France flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Slough
Maidstone
Northampton
Swindon
Wembley
Southend-on-Sea
Ipswich
Canterbury
Ilford
Guildford
Hayes
Poole
Chelmsford
Dover
Folkestone

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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