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Cheap flights from London to Costa Rica from £229

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
2 Jan — 9 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from London to Costa Rica
Explore the most affordable flight options available from London to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.

Tue 9/1209:00LHR - SJO
2 stops20h 15mMultiple Airlines
Tue 13/108:35SJO - LHR
1 stop15h 55mMultiple Airlines
Deal found 1/12£603
Sun 14/1213:25LHR - SJO
1 stop15h 50mAir Canada
Wed 31/1208:50SJO - LHR
2 stops18h 30mAir Canada
Deal found 1/12£605
Fri 12/1209:00LHR - SJO
2 stops43h 55mAir Canada
Wed 31/1208:50SJO - LHR
1 stop16h 20mAir Canada
Deal found 1/12£607
Fri 12/1212:00LHR - SJO
2 stops40h 55mAir Canada
Fri 9/108:35SJO - LHR
2 stops54h 00mAir Canada
Deal found 1/12£609
Thu 11/1207:30LHR - SJO
2 stops31h 02mUnited Airlines
Thu 15/106:30SJO - LHR
1 stop21h 45mUnited Airlines
Deal found 1/12£619
Tue 9/1209:00LHR - SJO
2 stops20h 15mAir Canada
Tue 13/108:35SJO - LHR
2 stops30h 00mAir Canada
Deal found 1/12£628
Sat 13/1209:00LHR - SJO
2 stops44h 15mAir Canada
Mon 29/1208:50SJO - LHR
2 stops29h 45mAir Canada
Deal found 2/12£631
Sat 13/1209:00LHR - SJO
2 stops44h 15mAir Canada
Wed 31/1208:35SJO - LHR
2 stops18h 45mAir Canada
Deal found 2/12£634
Thu 11/1210:00LHR - SJO
1 stop16h 39mUnited Airlines
Tue 30/1207:30SJO - LHR
1 stop20h 10mUnited Airlines
Deal found 1/12£639
Sat 6/1211:00LGW - SJO
Nonstop11h 40mBritish Airways
Tue 16/1218:30SJO - LGW
Nonstop10h 25mBritish Airways
Deal found 1/12£695
Fri 26/1212:05LHR - LIR
1 stop31h 05mUnited Airlines
Thu 8/108:35LIR - LHR
2 stops19h 05mUnited Airlines
Deal found 2/12£712
Tue 30/1211:05LHR - LIR
1 stop32h 25mDelta
Sat 10/113:40LIR - LHR
2 stops24h 30mDelta
Deal found 2/12£713

Find flight deals from London to Costa Rica

Keep the following information in mind while searching for London to Costa Rica flight deals. Data was last updated 3 December 2025.

Round-trip from

£519

One-way from

£229

Popular in

December

Cheapest in

September

Average price

£909

Good round-trip deal

£751 or less

Good one-way deal

£640 or less
Air Canada
  • Air Canada
  • 21/1-28/1
  • 3 total stops
  • 37h 15m total
  • London to Costa Rica
Search Deals
15/1
  • 15/1
  • 1 total stop
  • 27h 37m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Costa Rica.
Search Deals
Price to beat on a one-way flight from London (LON) to Costa Rica.
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 3 December 2025.
Use the filters below to find and compare flights from London to Costa Rica that are best for you.

Fly from

London

Fly to

Costa Rica

Route

Depart

Return

Price

LondonSan José

STN - SJO

STNSJO

London Stansted

Wed 4/2

05:55-00:15

2 stops48h 20m

San José Juan Santamaria Intl

Tue 10/2

22:00-20:15

1 stop16h 15m

£523

LondonSan José

STN - SJO

STNSJO

London Stansted

Mon 9/3

16:45-15:20

2 stops28h 35m

San José Juan Santamaria Intl

Sun 22/3

05:00-09:10

3 stops22h 10m

£535

LondonSan José

LTN - SJO

LTNSJO

London Luton

Wed 8/4

07:00-09:20

2 stops33h 20m

San José Juan Santamaria Intl

Mon 27/4

01:55-12:45

2 stops27h 50m

£541

LondonSan José

LTN - SJO

LTNSJO

London Luton

Wed 4/2

14:40-00:15

2 stops39h 35m

San José Juan Santamaria Intl

Tue 10/2

18:15-20:20

1 stop20h 05m

£545

LondonSan José

STN - SJO

STNSJO

London Stansted

Tue 10/3

20:25-00:15

2 stops33h 50m

San José Juan Santamaria Intl

Tue 17/3

18:15-20:15

1 stop20h 00m

£550

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/3

13:35-12:55

1 stop29h 20m

Liberia

Wed 18/3

13:20-10:15

1 stop14h 55m

£575

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 31/1

16:20-13:10

2 stops26h 50m

Liberia

Sat 7/2

08:35-07:55

2 stops17h 20m

£575

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 31/1

16:00-12:55

2 stops26h 55m

Liberia

Sat 14/2

08:35-09:10

2 stops18h 35m

£575

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/2

17:00-13:10

2 stops26h 10m

Liberia

Mon 9/2

14:01-11:15

1 stop15h 14m

£576

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 25/1

10:00-20:39

1 stop16h 39m

San José Juan Santamaria Intl

Sat 31/1

06:30-07:30

1 stop19h 00m

£576

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 60 results
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Best time to book a flight from London to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from London 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 London to Costa Rica

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

Currently, November is the cheapest month in which you can book a flight from London to Costa Rica (average of £482). Flying from London to Costa Rica in July is currently the most expensive (average of £601). 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 LON to CR?

Find hourly flight availability from London to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 December 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 23% on flights from London to Costa Rica by exploring options for tickets in the afternoon.

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

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

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

How often are flights from London to Costa Rica delayed?

About 41% of weekly flights between London and Costa Rica have experienced delays in the past year, with the average delay time being 155 minutes.

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

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

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

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

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 41% of flights being delayed.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated 3 December 2025.
Read reviews from past customers who have flown with KLM, United Airlines, andAir Canada from London to Costa Rica. 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
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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.
KLM
7.7
Good
1,426 reviews
KLM
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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.
United Airlines
7.4
Good
9,063 reviews
KLM
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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.
Air Canada
7.1
Good
10,495 reviews
KLM
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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.
Lufthansa
6.8
Okay
7,602 reviews
KLM
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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.
British Airways
6.7
Okay
7,550 reviews
KLM
7.7
Good
1,426 reviews
Check prices

Food

7.2

Comfort

7.6

Overall

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

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 London to Costa Rica. 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 London to Costa Rica?

    A quick flight from London to Costa Rica can take about 26h 25m. United Airlines provides one of the quickest options available for as low as £628. Airlines will cover a distance of 5429 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    £500 is the cheapest one-way deal found within the past few days, from Air France. You may also be able to find cheap deals on KLM and British Airways, with prices starting from £523 and £604, respectively.

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

    The most popular flight routes from London to Costa Rica are London Heathrow - San José Juan Santamaria Intl, London Gatwick - San José Juan Santamaria Intl and London City - San José Juan Santamaria Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Costa Rica 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 London to Costa Rica?

    Currently, November is the cheapest month in which you can book a flight from London to Costa Rica (average of £482). Flying from London to Costa Rica in July is currently the most expensive (average of £601). 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

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.

Alternative routes for London to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to San José flights
Gatwick to San José flights
London City to San José flights
Heathrow to Panama City flights
Heathrow to Guatemala City flights
Stansted to San José flights
Gatwick to Panama City flights
Gatwick to Guatemala City flights
Luton to San José flights
London City to Panama City flights
London City to Guatemala City flights
Heathrow to San Salvador flights
Heathrow to Philip S.W.Goldson flights
Gatwick to San Salvador flights
Stansted to Panama City flights
Heathrow to Managua flights
Manchester to San José flights
Gatwick to Managua flights
London City to Managua flights
London City to San Salvador flights
Luton to Panama City flights
Manchester to Panama City flights
Edinburgh to San José flights
Heathrow to Liberia flights
Stansted to Guatemala City flights
Gatwick to Philip S.W.Goldson flights
Manchester to Guatemala City flights
Gatwick to Liberia flights
London City to Liberia flights
Birmingham to San José flights
Stansted to San Salvador flights
Heathrow to San Pedro Sula flights
Stansted to Managua flights
Manchester to Philip S.W.Goldson flights
Gatwick to San Pedro Sula flights
Birmingham to Panama City flights
London City to San Pedro Sula flights
Edinburgh to Guatemala City flights
Edinburgh to Liberia flights
Heathrow to Coxen Hole flights
Manchester to San Salvador flights
Manchester to Managua flights
Manchester to Liberia flights
Newcastle upon Tyne to San José flights
Newcastle upon Tyne to Panama City flights
Birmingham to Philip S.W.Goldson flights
Gatwick to Tegucigalpa flights
Southampton to San José flights
Edinburgh to Panama City flights

Top 10 airlines flying from London to Costa Rica

Discover the top 10 airlines that operate flights from London to Costa Rica. 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 3 December 2025.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£451Average£497FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
IcelandairCheapest£475Average£578FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£482Average£575FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£496Average£591FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£510Average£755FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£523Average£656FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£532Average£683FlexibilityNo cancel feeOn-time77%
Search Air France flights
AviancaCheapest£536Average£638FlexibilityNo cancel feeOn-time71%
Search Avianca flights
KLMCheapest£549Average£644FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£563Average£643FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 London to Costa Rica?

When you search for this flight from London to Costa Rica, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Costa Rica from London.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Costa Rica, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from London to Costa Rica and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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