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Cheap flights from London to Costa Rica from £269

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
21 Aug — 28 Aug1
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 22 July 2026.

Wed 16/922:05
LHR
-
SJO
1 stop17h 45m
Avianca
Tue 13/1001:50
SJO
-
LHR
1 stop30h 45m
Avianca
Deal found 17/7£665
Thu 12/1113:45
LHR
-
SJO
2 stops40h 05m
SWISS
Sat 28/1109:20
SJO
-
LHR
1 stop15h 50m
SWISS
Deal found 20/7£666
Tue 1/1206:00
LHR
-
SJO
2 stops23h 50m
SWISS
Tue 15/1208:45
SJO
-
LHR
1 stop15h 45m
SWISS
Deal found 18/7£667
Tue 8/922:05
LHR
-
SJO
1 stop17h 45m
Avianca
Thu 24/916:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 19/7£668
Fri 18/906:00
LHR
-
LIR
2 stops37h 25m
Multiple Airlines
Sat 26/913:15
LIR
-
LHR
1 stop15h 35m
Multiple Airlines
Deal found 21/7£668
Mon 7/922:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 16/916:35
SJO
-
LHR
2 stops40h 00m
Avianca
Deal found 20/7£668
Wed 4/1106:00
LHR
-
SJO
1 stop14h 55m
SWISS
Wed 18/1116:40
SJO
-
LHR
1 stop14h 20m
SWISS
Deal found 19/7£669
Tue 3/1118:40
LGW
-
SJO
1 stop26h 15m
SWISS
Mon 16/1120:35
SJO
-
LGW
2 stops15h 15m
SWISS
Deal found 20/7£669
Tue 3/1120:05
LHR
-
SJO
1 stop24h 50m
SWISS
Mon 16/1120:35
SJO
-
LHR
2 stops16h 40m
SWISS
Deal found 20/7£670
Tue 3/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Tue 10/1118:40
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 17/7£670
Tue 3/1120:05
LHR
-
SJO
1 stop24h 50m
Multiple Airlines
Tue 17/1120:40
SJO
-
LHR
1 stop18h 10m
Multiple Airlines
Deal found 19/7£672
Fri 30/1012:35
LGW
-
SJO
1 stop32h 36m
Multiple Airlines
Thu 19/1120:00
SJO
-
LGW
1 stop14h 25m
Multiple Airlines
Deal found 19/7£672

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 22 July 2026.

Round-trip from

£665

One-way from

£269

Popular in

December

Cheapest in

September

Average price

£824

Good round-trip deal

£695 or less
Air Canada
  • Air Canada
  • 1/11-15/11
  • 4 total stops
  • 63h 35m total
  • London to Costa Rica
Search Deals
7/9
  • 7/9
  • 2 total stops
  • 33h 45m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 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 July 2026
Search Deals
Price to beat on a round-trip 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 22 July 2026.
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

Cheapest return flight

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 18/9

06:00-12:25

2 stops37h 25m

Liberia

Sat 26/9

13:15-11:50

1 stop15h 35m

£668

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 16/10

06:00-11:50

2 stops36h 50m

Liberia

Sun 8/11

15:10-11:20

1 stop14h 10m

£674

LondonLiberia

LGW - LIR

LGWLIR

London Gatwick

Thu 10/9

14:30-13:18

2 stops29h 48m

Liberia

Wed 30/9

14:47-08:40

2 stops34h 53m

£686

LondonSan José

STN - SJO

STNSJO

London Stansted

Sat 3/10

08:45-18:15

1 stop16h 30m

San José Juan Santamaria Intl

Sat 17/10

21:10-13:40

1 stop33h 30m

£694

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 15/10

20:05-11:50

2 stops46h 45m

Liberia

Sun 8/11

15:10-17:50

2 stops44h 40m

£698

LondonSan José

LCY - SJO

LCYSJO

London City

Tue 15/9

09:20-16:20

1 stop14h 00m

San José Juan Santamaria Intl

Wed 30/9

19:05-19:45

2 stops17h 40m

£699

LondonSan José

LTN - SJO

LTNSJO

London Luton

Wed 4/11

15:05-16:10

2 stops31h 05m

San José Juan Santamaria Intl

Thu 19/11

20:00-20:50

1 stop18h 50m

£701

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 7/9

06:55-12:10

2 stops36h 15m

Liberia

Mon 21/9

13:20-07:55

1 stop35h 35m

£703

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 22/8

09:30-12:10

2 stops33h 40m

Liberia

Mon 31/8

13:20-11:35

1 stop15h 15m

£703

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 8/9

07:25-12:10

2 stops35h 45m

Liberia

Wed 23/9

13:20-07:45

1 stop35h 25m

£703

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

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, September is the cheapest month in which you can book a flight from London to Costa Rica (average of £629). Flying from London to Costa Rica in December is currently the most expensive (average of £865). 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.

How often are flights from London to Costa Rica delayed?

About 22% of weekly flights between London and Costa Rica have experienced delays in the past year, with the average delay time being 146 minutes.

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

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

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

Wednesday tends to have the lowest number of delays on this route, whereas Tuesday 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 22% of flights being delayed.

How far ahead should I book a flight from London to Costa Rica?

To ensure you get the cheapest price possible for a flight from London to Costa Rica, you should look to book at least 64 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 22 July 2026.
Read reviews from past customers who have flown with United Airlines,Air Canada, andLufthansa 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.
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
10,014 reviews
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Air Canada
7.1
Good
11,364 reviews
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Lufthansa
6.8
Okay
8,152 reviews
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
British Airways
6.7
Okay
8,124 reviews
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Avianca
6.5
Okay
2,524 reviews
United Airlines
7.4
Good
10,014 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

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 14h. Air Canada provides one of the quickest options available for as low as £699. 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 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.

  • What are the cheapest flights from London to Costa Rica?

    Looking for the cheapest flight from London to Costa Rica? While on average our users pay £2,733, our data indicates the cheapest price to be £668. The most popular route (London Heathrow - San José Juan Santamaria Intl), is priced around £641.

  • 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, September is the cheapest month in which you can book a flight from London to Costa Rica (average of £629). Flying from London to Costa Rica in December is currently the most expensive (average of £865). 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
Stansted to San José flights
Gatwick to Panama City flights
Heathrow to Guatemala City flights
Gatwick to Guatemala City flights
Stansted to Panama City flights
Luton to San José flights
London City to Panama City flights
London City to Guatemala City flights
Luton to Panama City flights
Heathrow to Philip S.W.Goldson flights
Stansted to Guatemala City flights
Heathrow to San Salvador flights
Manchester to Panama City flights
Edinburgh to San José flights
Manchester to San José flights
Gatwick to San Salvador flights
Heathrow to Liberia flights
London City to San Salvador flights
Gatwick to Philip S.W.Goldson flights
Gatwick to Liberia flights
Manchester to Philip S.W.Goldson flights
London City to Liberia flights
Heathrow to Managua flights
Heathrow to Coxen Hole flights
Gatwick to Managua flights
Edinburgh to Panama City flights
Manchester to Guatemala City flights
London City to Managua flights
Birmingham to San José flights
Stansted to San Salvador flights
Birmingham to Panama City flights
Edinburgh to Guatemala City flights
Manchester to San Salvador flights
Edinburgh to Managua flights
Edinburgh to Philip S.W.Goldson flights
Manchester to Liberia flights
Manchester to Managua flights
Gatwick to San Pedro Sula flights
Birmingham to Philip S.W.Goldson flights
Heathrow to San Pedro Sula flights
Gatwick to Tegucigalpa flights
London City to San Pedro Sula flights
Birmingham to Guatemala City flights
Birmingham to San Salvador flights
Newcastle upon Tyne to San José 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 22 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£433Average£611FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£440Average£732FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£442Average£635FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£474Average£520FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£490Average£701FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£503Average£638FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£515Average£655FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£562Average£870FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£590Average£753FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£590Average£831FlexibilityNo cancel feeOn-time70%
Search British Airways 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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