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Cheap flights from the United Kingdom to Costa Rica from £312

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
24 Jun — 1 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Costa Rica
Explore the most affordable flight options available from United Kingdom to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 May 2026.

Tue 9/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Thu 11/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 21/5£585
Tue 2/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Thu 4/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 24/5£586
Thu 19/1121:40
LHR
-
SJO
1 stop23h 40m
Avianca
Thu 3/1209:45
SJO
-
LHR
1 stop22h 50m
Avianca
Deal found 20/5£603
Wed 3/622:05
LHR
-
SJO
1 stop24h 20m
Avianca
Wed 10/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 20/5£605
Thu 12/1121:40
LHR
-
SJO
1 stop23h 40m
Avianca
Sat 28/1116:15
SJO
-
LHR
1 stop16h 20m
Avianca
Deal found 24/5£606
Wed 27/522:05
LHR
-
SJO
1 stop24h 20m
Avianca
Thu 4/605:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 20/5£606
Thu 4/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Tue 16/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 21/5£607
Tue 2/620:40
LGW
-
SJO
1 stop25h 25m
Iberia
Fri 12/616:30
SJO
-
LGW
1 stop20h 30m
Iberia
Deal found 23/5£641
Sat 6/605:55
MAN
-
SJO
1 stop17h 25m
KLM
Sat 20/618:25
SJO
-
MAN
1 stop18h 40m
KLM
Deal found 24/5£647
Tue 2/609:00
EDI
-
SJO
1 stop20h 00m
Air Canada
Fri 12/607:10
SJO
-
EDI
1 stop17h 10m
Air Canada
Deal found 23/5£652
Fri 27/1106:00
LHR
-
LIR
2 stops37h 40m
Air Canada
Thu 10/1214:55
LIR
-
LHR
1 stop14h 25m
Air Canada
Deal found 20/5£652
Wed 10/609:25
LGW
-
SJO
1 stop15h 10m
SWISS
Wed 17/615:50
SJO
-
LGW
1 stop19h 05m
SWISS
Deal found 24/5£654

Find flight deals from United Kingdom to Costa Rica

Keep the following information in mind while searching for United Kingdom to Costa Rica flight deals. Data was last updated 25 May 2026.

Round-trip from

£585

One-way from

£312

Popular in

December

Cheapest in

October

Average price

£637

Good round-trip deal

£693 or less
Avianca
  • Avianca
  • 9/6-11/6
  • 3 total stops
  • 55h 20m total
  • United Kingdom to Costa Rica
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 47h 00m total
  • United Kingdom to Costa Rica
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Costa Rica.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 25 May 2026.
Use the filters below to find and compare flights from the United Kingdom to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 20/6

08:40-16:20

1 stop14h 40m

San José Juan Santamaria Intl

Thu 2/7

18:25-20:55

1 stop19h 30m

£670

ManchesterSan José

MAN - SJO

MANSJO

Manchester

Tue 10/11

06:10-23:15

2 stops23h 05m

San José Juan Santamaria Intl

Fri 18/12

20:40-22:45

1 stop20h 05m

£670

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 4/6

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Mon 8/6

16:00-15:35

1 stop16h 35m

£682

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Thu 4/6

09:00-20:35

2 stops42h 35m

San José Juan Santamaria Intl

Mon 8/6

07:15-07:20

2 stops41h 05m

£687

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 14/11

09:00-11:44

2 stops32h 44m

Liberia

Sat 21/11

08:35-13:30

2 stops22h 55m

£696

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 14/9

07:30-12:10

2 stops35h 40m

Liberia

Wed 23/9

13:20-11:35

1 stop15h 15m

£702

GlasgowSan José

GLA - SJO

GLASJO

Glasgow Intl

Fri 18/9

14:00-12:21

2 stops29h 21m

San José Juan Santamaria Intl

Sat 26/9

07:55-10:10

2 stops19h 15m

£705

GlasgowSan José

GLA - SJO

GLASJO

Glasgow Intl

Thu 4/6

14:00-11:38

1 stop28h 38m

San José Juan Santamaria Intl

Mon 8/6

12:44-10:10

1 stop14h 26m

£706

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 17/8

09:30-12:10

2 stops33h 40m

Liberia

Tue 25/8

13:20-14:40

2 stops42h 20m

£707

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Fri 14/8

09:40-20:19

1 stop17h 39m

San José Juan Santamaria Intl

Mon 14/9

08:45-10:35

2 stops42h 50m

£710

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from United Kingdom to Costa Rica

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

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

Currently, May is the cheapest month in which you can book a flight from United Kingdom to Costa Rica (average of £381). Flying from United Kingdom to Costa Rica in June is currently the most expensive (average of £1,356). 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 the United Kingdom to Costa Rica delayed?

About 22% of weekly flights between United Kingdom 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 the United Kingdom 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 the United Kingdom 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 United Kingdom to Costa Rica?

To ensure you get the cheapest price possible for a flight from United Kingdom to Costa Rica, you should look to book at least 51 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 25 May 2026.
Read reviews from past customers who have flown with KLM,United Airlines, andAir Canada from the United Kingdom 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
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,521 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
9,749 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air Canada
7.1
Good
11,084 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,029 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,004 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Costa Rica?

    For as low as £670, KLM can have you in Costa Rica from United Kingdom in 14h 40m. The distance from United Kingdom to Costa Rica is about 5407 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as £267. Users have also found prices from £329 and £415 on JetBlue and Air France, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Costa Rica?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to Costa Rica (average of £381). Flying from United Kingdom to Costa Rica in June is currently the most expensive (average of £1,356). 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 United Kingdom 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
Gatwick to Panama City flights
Stansted to Panama City flights
Stansted to San José flights
London City to Panama City flights
Luton to San José flights
Heathrow to Guatemala City flights
Heathrow to Philip S.W.Goldson flights
Glasgow Intl to San José flights
Gatwick to Guatemala City flights
Heathrow to San Salvador flights
Luton to Panama City flights
London City to Guatemala City flights
Stansted to Guatemala City flights
Gatwick to San Salvador flights
Stansted to San Salvador flights
Manchester to San José flights
London City to San Salvador flights
Heathrow to Liberia flights
Heathrow to Managua flights
Edinburgh to Panama City flights
Gatwick to Managua flights
Manchester to Panama City flights
Gatwick to Philip S.W.Goldson flights
London City to Managua flights
Edinburgh to San José flights
Gatwick to Liberia flights
Charles de Gaulle to San José flights
Edinburgh to Managua flights
Manchester to Guatemala City flights
Manchester to Philip S.W.Goldson flights
Heathrow to Coxen Hole flights
Birmingham to Panama City flights
Stansted to Managua flights
Manchester to Managua flights
Aberdeen to San José flights
Heathrow to San Pedro Sula flights
London City to San Pedro Sula flights
London City to Liberia flights
Glasgow Intl to Panama City flights
Frankfurt to San José flights
Edinburgh to Guatemala City flights
Gatwick to San Pedro Sula flights

Top 10 airlines flying from United Kingdom to Costa Rica

Discover the top 10 airlines that operate flights from United Kingdom 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 25 May 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£431Average£609FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£439Average£672FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£442Average£643FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£473Average£519FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£502Average£647FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£509Average£689FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£511Average£767FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest£514Average£677FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£538Average£882FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£543Average£853FlexibilityNo 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 United Kingdom to Costa Rica?

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 Costa Rica from United Kingdom today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Costa Rica by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from United Kingdom 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 United Kingdom 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 United Kingdom to Costa Rica become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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