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Cheap flights from London Heathrow Airport to Costa Rica from £282

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
11 May — 18 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Costa Rica
Explore the most affordable flight options available from Heathrow to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 April 2026.

Wed 27/522:05
LHR
-
SJO
1 stop17h 45m
Avianca
Tue 9/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 10/4£546
Tue 19/522:05
LHR
-
SJO
1 stop17h 45m
Avianca
Thu 21/516:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 9/4£547
Mon 7/922:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 23/905:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 8/4£548
Thu 4/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Tue 16/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 8/4£550
Wed 27/522:05
LHR
-
SJO
1 stop32h 50m
Avianca
Sat 6/616:35
SJO
-
LHR
2 stops40h 00m
Avianca
Deal found 7/4£552
Thu 24/922:05
LHR
-
SJO
1 stop24h 20m
Avianca
Tue 6/1016:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 9/4£553
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Thu 18/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 8/4£553
Sat 31/1021:40
LHR
-
SJO
1 stop17h 10m
Avianca
Sat 14/1116:15
SJO
-
LHR
1 stop16h 20m
Avianca
Deal found 5/4£554
Mon 4/522:05
LHR
-
SJO
2 stops41h 25m
Avianca
Thu 21/505:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 6/4£555
Mon 25/522:05
LHR
-
SJO
1 stop24h 20m
Avianca
Mon 8/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 7/4£556
Sun 31/522:05
LHR
-
SJO
1 stop17h 45m
Avianca
Tue 16/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 8/4£556
Fri 6/1113:25
LHR
-
LIR
1 stop30h 15m
Air Canada
Sat 21/1114:55
LIR
-
LHR
1 stop14h 25m
Air Canada
Deal found 6/4£666

Find flight deals from Heathrow to Costa Rica

Keep the following information in mind while searching for Heathrow to Costa Rica flight deals. Data was last updated 11 April 2026.

Round-trip from

£546

One-way from

£282

Popular in

December

Cheapest in

October

Average price

£668

Good round-trip deal

£928 or less
Avianca
  • Avianca
  • 27/5-9/6
  • 2 total stops
  • 34h 20m total
  • London to Costa Rica
Search Deals
Avianca
  • Avianca
  • 30/4
  • 1 total stop
  • 24h 20m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Costa Rica.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 11 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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

Wed 22/4

15:15-12:00

1 stop27h 45m

Liberia

Sat 2/5

14:40-13:15

1 stop15h 35m

£693

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 1/5

16:20-13:15

2 stops27h 55m

Liberia

Mon 4/5

13:25-13:15

1 stop16h 50m

£695

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 8/5

07:30-07:15

2 stops30h 45m

San José Juan Santamaria Intl

Thu 21/5

00:30-07:15

2 stops23h 45m

£707

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 21/4

10:35-12:10

2 stops32h 35m

Liberia

Tue 5/5

13:20-11:35

1 stop15h 15m

£714

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 22/4

15:20-12:10

2 stops27h 50m

Liberia

Tue 28/4

11:49-12:25

1 stop17h 36m

£714

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 22/5

16:40-09:50

2 stops24h 10m

Liberia

Fri 29/5

11:49-21:25

2 stops26h 36m

£715

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 24/9

10:00-12:10

1 stop33h 10m

Liberia

Mon 28/9

13:20-11:35

1 stop15h 15m

£717

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 22/5

16:15-07:15

1 stop22h 00m

San José Juan Santamaria Intl

Thu 28/5

08:45-11:10

1 stop19h 25m

£724

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 7/5

08:00-19:37

2 stops18h 37m

San José Juan Santamaria Intl

Thu 21/5

13:25-06:55

2 stops34h 30m

£726

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 23/5

13:40-22:39

1 stop15h 59m

San José Juan Santamaria Intl

Fri 29/5

00:30-07:15

2 stops23h 45m

£726

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 34 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Heathrow to Costa Rica

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

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £431). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £596). 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.

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 11 April 2026.
See what other customers who have flown with KLM,United Airlines, andAmerican Airlines from London Heathrow Airport to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,493 reviews
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,569 reviews
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
American Airlines
7.1
Good
11,573 reviews
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air Canada
7.1
Good
10,916 reviews
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Lufthansa
6.8
Okay
7,909 reviews
KLM
7.7
Good
1,493 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Costa Rica?

    A quick flight from London Heathrow Airport to Costa Rica can take about 27h 45m. Delta provides one of the quickest options available for as low as £693. London Heathrow Airport and Costa Rica are separated by a distance of 5433 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Air France. According to our data, you can fly for as low as £491. Users have also found prices from £513 and £677 on KLM and Aeromexico, respectively.

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

    The cheapest flight price from London Heathrow Airport to Costa Rica is £713. On average you can expect to pay £1,056. The most popular route, (London Heathrow - San José Juan Santamaria Intl), can usually be booked for £636.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Costa Rica?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £431). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £596). 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.

Top 10 airlines flying from Heathrow to Costa Rica

Discover the top 10 airlines that operate flights from Heathrow 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 11 April 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£431Average£601FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£439Average£637FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£451Average£605FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IcelandairCheapest£467Average£526FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£473Average£547FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£501Average£654FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£514Average£648FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapest£542Average£629FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£559Average£736FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£561Average£687FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 Heathrow to Costa Rica?

Deals for Heathrow to Costa Rica flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow 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 Heathrow to Costa Rica with no change fees?

Yes, we can. To see specific flights from Heathrow to Costa Rica with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Heathrow to Costa Rica flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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