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Cheap flights from London Heathrow Airport to Costa Rica from £306

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
10 Mar — 17 Mar1
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 8 February 2026.

Mon 4/522:05
LHR
-
SJO
1 stop17h 45m
Avianca
Sat 23/509:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 4/2£582
Thu 7/508:40
LHR
-
SJO
2 stops20h 20m
Air Canada
Thu 21/507:15
SJO
-
LHR
2 stops17h 40m
Air Canada
Deal found 4/2£583
Tue 17/1106:00
LHR
-
SJO
2 stops23h 15m
Air Canada
Sun 29/1108:35
SJO
-
LHR
1 stop20h 45m
Air Canada
Deal found 5/2£584
Thu 26/213:45
LHR
-
SJO
2 stops40h 20m
Air Canada
Tue 10/307:35
SJO
-
LHR
1 stop21h 45m
Air Canada
Deal found 6/2£585
Thu 19/209:00
LHR
-
SJO
2 stops21h 05m
Multiple Airlines
Thu 26/220:40
SJO
-
LHR
1 stop16h 05m
Multiple Airlines
Deal found 7/2£586
Tue 10/309:00
LHR
-
SJO
2 stops20h 05m
Air Canada
Tue 17/307:35
SJO
-
LHR
2 stops31h 00m
Air Canada
Deal found 8/2£587
Thu 19/209:00
LHR
-
SJO
2 stops21h 05m
Air Canada
Tue 10/307:35
SJO
-
LHR
1 stop16h 55m
Air Canada
Deal found 7/2£587
Fri 20/213:00
LHR
-
SJO
1 stop17h 05m
Multiple Airlines
Tue 24/220:40
SJO
-
LHR
1 stop15h 05m
Multiple Airlines
Deal found 6/2£588
Thu 5/312:15
LHR
-
SJO
3 stops30h 07m
Multiple Airlines
Thu 19/307:05
SJO
-
LHR
2 stops30h 25m
Multiple Airlines
Deal found 8/2£590
Mon 4/522:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 20/516:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 6/2£590
Tue 24/320:05
LHR
-
LIR
2 stops26h 40m
Multiple Airlines
Tue 7/414:55
LIR
-
LHR
1 stop13h 55m
Multiple Airlines
Deal found 6/2£601
Tue 3/320:05
LHR
-
LIR
2 stops26h 40m
Multiple Airlines
Tue 24/314:50
LIR
-
LHR
1 stop34h 20m
Multiple Airlines
Deal found 6/2£622

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 8 February 2026.

Round-trip from

£582

One-way from

£306

Popular in

December

Cheapest in

September

Average price

£647
Avianca
  • Avianca
  • 4/5-18/5
  • 2 total stops
  • 40h 55m total
  • London to Costa Rica
Search Deals
Avianca
  • Avianca
  • 17/2
  • 1 total stop
  • 17h 10m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£36 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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 8 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Costa Rica that are best for you.

Fly from

Heathrow

Fly to

Costa Rica

Route

Depart

Return

Price

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 6/5

08:40-17:35

1 stop15h 55m

San José Juan Santamaria Intl

Wed 20/5

19:20-21:45

2 stops19h 25m

£598

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 14/4

22:05-15:25

1 stop24h 20m

San José Juan Santamaria Intl

Sat 2/5

17:25-15:35

2 stops39h 10m

£602

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 14/4

22:05-23:15

2 stops56h 10m

San José Juan Santamaria Intl

Wed 29/4

16:00-15:35

1 stop16h 35m

£602

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 8/5

06:00-14:05

1 stop15h 05m

San José Juan Santamaria Intl

Wed 20/5

19:20-22:10

3 stops19h 50m

£622

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 24/2

12:05-13:10

1 stop31h 05m

Liberia

Wed 11/3

13:01-11:15

1 stop16h 14m

£637

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 2/3

12:05-13:10

1 stop31h 05m

Liberia

Wed 25/3

13:20-10:15

1 stop14h 55m

£637

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/3

13:35-11:24

2 stops27h 49m

Liberia

Tue 24/3

13:01-11:15

1 stop16h 14m

£637

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 3/3

12:05-13:10

1 stop31h 05m

Liberia

Tue 24/3

07:35-10:15

1 stop20h 40m

£637

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 3/3

13:35-13:10

2 stops29h 35m

Liberia

Wed 25/3

13:20-10:15

1 stop14h 55m

£637

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 18/2

10:25-12:55

1 stop32h 30m

Liberia

Tue 24/2

08:35-07:30

1 stop16h 55m

£638

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 33 results
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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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £456). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £586). 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 8 February 2026.
See what other customers who have flown with KLM, Air France, andUnited 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
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,450 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air France
7.4
Good
1,531 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,254 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air Canada
7.1
Good
10,697 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,773 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 15h 55m. SWISS provides one of the quickest options available for as low as £598. London Heathrow Airport and Costa Rica are separated by a distance of 5407 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 £485. Users have also found prices from £507 and £668 on KLM and Aeromexico, respectively.

  • 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £456). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £586). 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 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£458Average£574FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IcelandairCheapest£461Average£523FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£468Average£559FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£495Average£735FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£502Average£652FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£507Average£636FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£515Average£664FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£533Average£651FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£537Average£621FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
AviancaCheapest£540Average£614FlexibilityNo cancel feeOn-time71%
Search Avianca 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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