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Cheap flights from Costa Rica to London from £270

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LON
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Costa Rica to London

Enter your travel dates to find the best prices.

Cheapest flights from Costa Rica to London
Explore the most affordable flight options available from Costa Rica to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 March 2026.

Thu 5/1120:05
SJO
-
LHR
1 stop35h 40m
Multiple Airlines
Sun 8/1112:30
LHR
-
SJO
1 stop30h 35m
Multiple Airlines
Deal found 11/3£571
Mon 18/519:15
SJO
-
LGW
1 stop13h 45m
Air France
Sun 24/510:25
LGW
-
SJO
1 stop13h 55m
Air France
Deal found 14/3£573
Mon 18/519:15
SJO
-
LHR
1 stop14h 20m
Multiple Airlines
Thu 28/506:30
LHR
-
SJO
1 stop16h 50m
Multiple Airlines
Deal found 15/3£574
Mon 18/519:15
SJO
-
LHR
1 stop19h 10m
Air France
Fri 29/506:15
LHR
-
SJO
1 stop17h 55m
Air France
Deal found 13/3£574
Wed 13/519:15
SJO
-
LHR
1 stop29h 40m
Multiple Airlines
Wed 20/519:15
LHR
-
SJO
1 stop28h 05m
Multiple Airlines
Deal found 13/3£575
Wed 13/519:15
SJO
-
LGW
1 stop31h 10m
Air France
Wed 20/510:25
LGW
-
SJO
1 stop13h 45m
Air France
Deal found 13/3£575
Mon 4/513:21
SJO
-
LHR
1 stop16h 54m
KLM
Wed 3/620:55
LHR
-
SJO
1 stop26h 25m
KLM
Deal found 15/3£577
Mon 4/513:21
SJO
-
LHR
1 stop16h 54m
Multiple Airlines
Wed 3/608:55
LHR
-
SJO
1 stop15h 05m
Multiple Airlines
Deal found 15/3£578
Wed 8/411:38
SJO
-
LGW
1 stop15h 22m
Multiple Airlines
Wed 22/417:05
LGW
-
SJO
2 stops22h 45m
Multiple Airlines
Deal found 11/3£579
Tue 17/307:00
SJO
-
LHR
1 stop23h 05m
Iberia
Tue 24/319:05
LHR
-
SJO
1 stop27h 30m
Iberia
Deal found 15/3£580
Mon 4/513:21
SJO
-
LHR
1 stop16h 54m
KLM
Thu 4/608:40
LHR
-
SJO
1 stop14h 40m
KLM
Deal found 14/3£580
Sat 23/521:10
SJO
-
STN
1 stop15h 15m
Multiple Airlines
Thu 4/606:00
STN
-
SJO
1 stop22h 20m
Multiple Airlines
Deal found 12/3£580

Find flight deals from Costa Rica to London

Keep the following information in mind while searching for Costa Rica to London flight deals. Data was last updated 16 March 2026.

Round-trip from

£573

One-way from

£270

Popular in

July

Cheapest in

February

Average price

£639

Good round-trip deal

£630 or less
Air France
  • Air France
  • 18/5-24/5
  • 2 total stops
  • 27h 40m total
  • Costa Rica to London
Search Deals
20/7
  • 20/7
  • 1 total stop
  • 20h 00m total
  • Costa Rica to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Costa Rica to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Costa Rica to London 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, Cheapflights users made 858,174 searches. Data last updated 16 March 2026.
Use the filters below to find and compare flights from Costa Rica to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 25/4

14:31-13:15

1 stop15h 44m

London Heathrow

Mon 11/5

06:15-17:10

1 stop17h 55m

£585

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Mon 27/4

13:25-06:25

1 stop34h 00m

London Heathrow

Mon 4/5

13:25-12:00

1 stop29h 35m

£608

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Tue 5/5

13:25-13:15

1 stop16h 50m

London Heathrow

Fri 22/5

11:15-13:15

1 stop33h 00m

£649

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Fri 1/5

13:25-11:20

1 stop14h 55m

London Heathrow

Fri 15/5

11:15-12:00

1 stop31h 45m

£649

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 12/9

13:25-13:15

1 stop16h 50m

London Heathrow

Sat 3/10

15:15-12:00

1 stop27h 45m

£663

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sun 5/4

14:05-07:15

1 stop34h 10m

London Heathrow

Thu 16/4

09:20-12:00

1 stop33h 40m

£692

San JoséLondon

SJO - LTN

SJOLTN

San José Juan Santamaria Intl

Tue 5/5

19:40-23:45

1 stop21h 05m

London Luton

Wed 13/5

18:10-08:50

2 stops21h 40m

£723

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Tue 28/4

13:25-17:35

2 stops21h 10m

London Heathrow

Fri 15/5

11:15-13:15

1 stop33h 00m

£776

San JoséLondon

SJO - LTN

SJOLTN

San José Juan Santamaria Intl

Tue 14/4

07:45-13:15

2 stops22h 30m

London Luton

Tue 21/4

13:40-08:50

2 stops26h 10m

£791

LiberiaLondon

LIR - LHR

LIRLHR

Liberia

Sat 1/8

13:20-11:35

1 stop15h 15m

London Heathrow

Tue 11/8

16:40-12:10

2 stops26h 30m

£794

Flights are sorted by cheapest return flights first.

Deals found on 15/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Costa Rica to London

Have a flexible travel schedule? Discover the best time to fly to London from Costa Rica with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to London

What is the cheapest month to book a flight from Costa Rica to London?

Currently, October is the cheapest month in which you can book a flight from Costa Rica to London (average of £414). Flying from Costa Rica to London in August is currently the most expensive (average of £580). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CR to LON?

Find hourly flight availability from Costa Rica to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 March 2026.

When flying from Costa Rica to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Costa Rica to London delayed?

About 19% of weekly flights between Costa Rica and London have experienced delays in the past year, with the average delay time being 196 minutes.

What is the most punctual flight time for Costa Rica to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Costa Rica to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 16 March 2026.
Read reviews from past customers who have flown with KLM,Air France, andIberia from Costa Rica to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,472 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,472 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air France
7.4
Good
1,546 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Iberia
7.0
Good
3,137 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,797 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Costa Rica to London?

    KLM, United Airlines, and SWISS can get you from Costa Rica to London in just under 14h 25m. Your travel time can differ by up to 19h 35m. Costa Rica and London are separated by a distance of 5454 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Costa Rica to London?

    Most travelers choose San José Juan Santamaria Intl - London Heathrow, San José Juan Santamaria Intl - London Gatwick or San José Juan Santamaria Intl - London City when deciding on the best route from Costa Rica to London.

  • Can I find deals for flights from Costa Rica to London that include hotel bookings?

    Yes. In addition to deals on Costa Rica to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Costa Rica to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to London.

  • Can I find deals for business class flights from Costa Rica to London?

    Yes. Cheapflights offers flight deals from Costa Rica to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Costa Rica to London?

    Currently, October is the cheapest month in which you can book a flight from Costa Rica to London (average of £414). Flying from Costa Rica to London in August is currently the most expensive (average of £580). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Bedford
Chelmsford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Costa Rica to London

Discover the top 4 airlines that operate flights from Costa Rica to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£517Average£660FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£532Average£604FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£544Average£786FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air FranceCheapest£563Average£677FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Costa Rica to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Costa Rica today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Costa Rica to London?

Cheapflights helps you find that perfect flight to London from Costa Rica by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Costa Rica to London with no change fees?

Yes! Cheapflights helps users easily find flights from Costa Rica to London with no change fees.

Can Cheapflights notify me if prices for flights from Costa Rica to London become cheaper?

Not ready to book yet? You can track prices for flights from Costa Rica to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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