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Cheap flights from London to Costa Rica from £280

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
3 Sep — 10 Sep1
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 4 August 2026.

Sat 12/914:10
LHR
-
LIR
1 stop23h 15m
WestJet
Sun 11/1007:15
LIR
-
LHR
1 stop21h 50m
WestJet
Deal found 1/8£653
Mon 9/1109:00
LHR
-
LIR
2 stops18h 25m
Multiple Airlines
Sun 15/1115:10
LIR
-
LHR
1 stop35h 20m
Multiple Airlines
Deal found 30/7£665
Wed 21/1008:40
LHR
-
SJO
2 stops18h 40m
Multiple Airlines
Tue 3/1108:45
SJO
-
LHR
2 stops22h 15m
Multiple Airlines
Deal found 3/8£667
Mon 9/1113:00
LHR
-
LIR
1 stop31h 20m
Air Canada
Sun 15/1115:10
LIR
-
LHR
1 stop35h 20m
Air Canada
Deal found 30/7£670
Wed 11/1113:45
LHR
-
SJO
2 stops38h 45m
Air Canada
Wed 2/1209:20
SJO
-
LHR
1 stop15h 50m
Air Canada
Deal found 3/8£670
Thu 15/1006:00
LHR
-
SJO
2 stops23h 00m
Air Canada
Thu 29/1007:45
SJO
-
LHR
1 stop18h 45m
Air Canada
Deal found 3/8£673
Mon 9/1108:35
LGW
-
LIR
2 stops35h 45m
Multiple Airlines
Mon 30/1115:10
LIR
-
LGW
2 stops44h 40m
Multiple Airlines
Deal found 3/8£673
Thu 24/906:00
LHR
-
SJO
2 stops23h 00m
Air Canada
Sun 4/1007:10
SJO
-
LHR
2 stops19h 50m
Air Canada
Deal found 3/8£675
Sun 6/906:00
LHR
-
SJO
2 stops21h 20m
Air Canada
Wed 23/907:10
SJO
-
LHR
2 stops18h 25m
Air Canada
Deal found 30/7£676
Tue 15/907:55
STN
-
SJO
3 stops21h 05m
Multiple Airlines
Tue 29/907:10
SJO
-
STN
3 stops24h 30m
Multiple Airlines
Deal found 30/7£676
Fri 16/1009:30
LHR
-
SJO
1 stop17h 50m
Air Canada
Tue 27/1007:45
SJO
-
LHR
1 stop18h 45m
Air Canada
Deal found 30/7£677
Mon 28/1213:00
LHR
-
LIR
1 stop31h 20m
Air Canada
Wed 6/115:10
LIR
-
LHR
1 stop14h 10m
Air Canada
Deal found 3/8£678

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 4 August 2026.

Round-trip from

£653

One-way from

£280

Popular in

December

Cheapest in

September

Average price

£766

Good round-trip deal

£693 or less
WestJet
  • WestJet
  • 12/9-11/10
  • 2 total stops
  • 45h 05m total
  • London to Costa Rica
Search Deals
2/9
  • 2/9
  • 2 total stops
  • 31h 45m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 4 August 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

LGW - LIR

LGWLIR

London Gatwick

Thu 10/9

10:45-13:18

2 stops33h 33m

Liberia

Wed 30/9

14:47-06:50

2 stops33h 03m

£679

LondonSan José

LTN - SJO

LTNSJO

London Luton

Tue 15/9

06:00-22:00

3 stops23h 00m

San José Juan Santamaria Intl

Tue 22/9

07:10-15:50

2 stops25h 40m

£691

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 8/9

15:15-12:00

1 stop27h 45m

Liberia

Wed 7/10

13:00-13:15

1 stop17h 15m

£705

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 7/12

06:20-15:10

1 stop14h 50m

San José Juan Santamaria Intl

Sat 1/5

13:20-13:15

1 stop16h 55m

£705

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 10/9

09:40-12:00

2 stops33h 20m

Liberia

Wed 30/9

13:25-20:10

2 stops23h 45m

£707

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 9/9

12:50-12:00

2 stops30h 10m

Liberia

Wed 30/9

13:25-20:10

2 stops23h 45m

£707

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 17/9

10:45-12:00

2 stops32h 15m

Liberia

Thu 24/9

13:25-20:10

2 stops23h 45m

£707

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 28/8

09:30-12:10

2 stops33h 40m

Liberia

Fri 4/9

13:20-05:55

2 stops33h 35m

£711

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 25/1

15:50-14:20

2 stops28h 30m

Liberia

Thu 18/2

15:25-11:40

1 stop14h 15m

£712

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 29/1

16:00-12:45

1 stop26h 45m

Liberia

Fri 12/2

15:25-11:40

1 stop14h 15m

£714

Flights are sorted by cheapest return flights first.

Deals found on 29/7

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 £628). Flying from London to Costa Rica in December is currently the most expensive (average of £862). 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 4 August 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
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
10,059 reviews
United Airlines
7.4
Good
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
11,426 reviews
United Airlines
7.4
Good
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
8,177 reviews
United Airlines
7.4
Good
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
8,147 reviews
United Airlines
7.4
Good
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
2,522 reviews
United Airlines
7.4
Good
10,059 reviews
Check prices

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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 18h 15m. American Airlines provides one of the quickest options available for as low as £715. Airlines will cover a distance of 5407 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 £792, our data indicates the cheapest price to be £669. The most popular route (London Heathrow - San José Juan Santamaria Intl), is priced around £634.

  • 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 £628). Flying from London to Costa Rica in December is currently the most expensive (average of £862). 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
Stansted to Panama City flights
London City to Panama City flights
Luton to San José flights
Heathrow to Guatemala City flights
Gatwick to Guatemala City flights
London City to Guatemala City flights
Birmingham to San Pedro Sula flights
Heathrow to Managua flights
Luton to Panama City flights
Gatwick to Managua flights
Heathrow to San Salvador flights
Stansted to Guatemala City flights
Gatwick to San Salvador flights
Manchester to San José flights
Heathrow to Philip S.W.Goldson flights
London City to San Salvador flights
London City to Managua flights
Gatwick to Philip S.W.Goldson flights
Manchester to Panama City flights
Edinburgh to San José flights
Gatwick to Liberia flights
Heathrow to Liberia flights
Edinburgh to Panama City flights
Stansted to San Salvador flights
Manchester to Philip S.W.Goldson flights
Manchester to Guatemala City flights
Edinburgh to Guatemala City flights
Stansted to Managua flights
Birmingham to San José flights
Manchester to Liberia flights
London City to Liberia flights
Heathrow to San Pedro Sula flights
Edinburgh to Managua flights
Edinburgh to Philip S.W.Goldson flights
Heathrow to Coxen Hole flights
Manchester to San Salvador flights
Gatwick to San Pedro Sula flights
Birmingham to Guatemala City flights
Birmingham to San Salvador flights
London City to San Pedro Sula flights
Leeds to San José flights
Newcastle upon Tyne to San José flights
Edinburgh to Liberia 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 4 August 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£431Average£608FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£438Average£730FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£440Average£634FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£473Average£518FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£488Average£701FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£501Average£636FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£514Average£657FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£560Average£868FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£588Average£754FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£588Average£835FlexibilityNo 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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