Cheap flights from Costa Rica to London from £198

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LON
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 4 November 2025.

Tue 11/1118:30SJO - LGW
Nonstop10h 25mBritish Airways
Thu 4/1211:00LGW - SJO
Nonstop11h 40mBritish Airways
Deal found 2/11£495
Mon 3/1118:15SJO - LGW
1 stop18h 45mBritish Airways
Thu 20/1111:00LGW - SJO
Nonstop11h 40mBritish Airways
Deal found 1/11£498
Tue 4/1118:30SJO - LGW
Nonstop10h 25mBritish Airways
Tue 18/1111:00LGW - SJO
Nonstop11h 40mBritish Airways
Deal found 1/11£501
Fri 28/1111:24SJO - LGW
1 stop16h 36mMultiple Airlines
Thu 4/1214:00LGW - SJO
1 stop27h 42mMultiple Airlines
Deal found 2/11£505
Thu 4/1218:30SJO - LGW
Nonstop10h 25mBritish Airways
Tue 9/1211:00LGW - SJO
Nonstop11h 40mBritish Airways
Deal found 1/11£509
Tue 11/1112:34SJO - LGW
2 stops35h 26mMultiple Airlines
Thu 20/1114:00LGW - SJO
1 stop26h 19mMultiple Airlines
Deal found 31/10£514
Fri 28/1111:24SJO - LGW
1 stop16h 36mMultiple Airlines
Sat 6/1214:00LGW - SJO
1 stop27h 42mMultiple Airlines
Deal found 3/11£529
Mon 17/1114:31SJO - LHR
1 stop15h 09mMultiple Airlines
Thu 5/306:20LHR - SJO
1 stop14h 40mMultiple Airlines
Deal found 3/11£547
Fri 7/1120:30SJO - LHR
1 stop14h 30mKLM
Sun 9/1115:50LHR - SJO
1 stop27h 15mKLM
Deal found 3/11£550
Tue 11/1114:31SJO - LHR
1 stop15h 09mMultiple Airlines
Thu 4/1208:55LHR - SJO
1 stop14h 55mMultiple Airlines
Deal found 1/11£558
Mon 17/1107:00SJO - LHR
1 stop17h 25mKLM
Sun 23/1110:45LHR - SJO
1 stop17h 22mKLM
Deal found 3/11£567
Fri 7/1114:15SJO - LHR
1 stop15h 25mKLM
Mon 17/1112:30LHR - SJO
1 stop15h 37mKLM
Deal found 31/10£568

Cheap 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 4 November 2025.

Round-trip from

£493

One-way from

£198

Popular in

July

Cheapest in

February

Average price

£567

Good round-trip deal

£614 or less

Good one-way deal

£474 or less
British Airways
  • British Airways
  • 5/2-19/2
  • Nonstop
  • 22h 05m total
  • Costa Rica to London
5/2
  • 5/2
  • 1 total stop
  • 20h 38m total
  • Costa Rica to London
Highest demand for flights based on searches. 12% potential increase in price (£68 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Costa Rica to London (LON).
Price to beat on a one-way flight from Costa Rica to London (LON).

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 4 November 2025.
Use the filters below to find and compare flights from Costa Rica to London that are best for you.

Fly from

Costa Rica

Fly to

London

Route

Depart

Return

Price

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Fri 23/1

12:22-10:00

1 stop15h 38m

London Gatwick

Fri 30/1

14:00-11:27

1 stop27h 27m

£508

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 5/2

07:00-06:25

1 stop17h 25m

London Heathrow

Thu 19/2

06:20-15:00

1 stop14h 40m

£547

San JoséLondon

SJO - STN

SJOSTN

San José Juan Santamaria Intl

Tue 10/2

22:00-20:15

1 stop16h 15m

London Stansted

Tue 17/2

08:10-19:00

1 stop16h 50m

£555

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 7/12

14:31-11:40

1 stop15h 09m

London Heathrow

Sun 14/12

10:45-22:20

1 stop17h 35m

£569

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 18/11

14:31-11:40

1 stop15h 09m

London Heathrow

Wed 3/12

10:45-22:20

1 stop17h 35m

£569

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 17/11

14:31-11:40

1 stop15h 09m

London Heathrow

Sat 22/11

08:55-22:07

1 stop19h 12m

£569

San JoséLondon

SJO - LTN

SJOLTN

San José Juan Santamaria Intl

Tue 24/2

22:00-20:20

1 stop16h 20m

London Luton

Tue 17/3

06:20-19:00

1 stop18h 40m

£572

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 12/1

07:00-06:25

1 stop17h 25m

London Heathrow

Tue 20/1

10:45-22:15

1 stop17h 30m

£573

San JoséLondon

SJO - LTN

SJOLTN

San José Juan Santamaria Intl

Tue 10/2

22:00-20:20

1 stop16h 20m

London Luton

Tue 17/2

06:20-19:00

1 stop18h 40m

£581

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 1/4

07:00-06:30

1 stop16h 30m

London Heathrow

Wed 8/4

09:20-21:15

1 stop18h 55m

£582

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from Costa Rica to London (average of £419). Flying from Costa Rica to London in August is currently the most expensive (average of £591). 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 4 November 2025.

It’s optimal to fly from Costa Rica to London at midday. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Costa Rica to London?

Use this chart to determine the cheapest time to fly return from Costa Rica to London. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Costa Rica to London flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 November 2025.
Read reviews from past customers who have flown with KLM, Air France, andAir Canada 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.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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, Air Canada, and Air Transat can get you from Costa Rica to London in just under 15h 09m. Your travel time can differ by up to 17h 36m. Costa Rica and London are separated by a distance of 5407 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Costa Rica to London one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at £334. KLM flights start at £383 while deals on American Airlines start at £464 one-way.

  • What are the most popular routes 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, March is the cheapest month in which you can book a flight from Costa Rica to London (average of £419). Flying from Costa Rica to London in August is currently the most expensive (average of £591). 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
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Deal
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Ipswich
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Browse thousands of different options on Cheapflights for your next trip

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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 4 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£445Average£618FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£525Average£577FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£538Average£698FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£613Average£749FlexibilityNo cancel feeOn-time77%
Search Iberia flights

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

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