Cheap flights from London Heathrow Airport to Costa Rica from £313

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
8 Jan — 15 Jan1
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 9 December 2025.

Thu 25/1207:30LHR - SJO
2 stops20h 30mUnited Airlines
Wed 31/1214:05SJO - LHR
1 stop15h 10mUnited Airlines
Deal found 7/12£576
Tue 23/1213:25LHR - SJO
2 stops39h 30mAir Canada
Wed 31/1208:35SJO - LHR
1 stop20h 45mAir Canada
Deal found 8/12£598
Tue 23/1212:05LHR - LIR
1 stop31h 05mUnited Airlines
Tue 30/1208:35LIR - LHR
2 stops39h 20mUnited Airlines
Deal found 7/12£600
Sun 28/1212:05LHR - SJO
1 stop16h 27mUnited Airlines
Fri 23/106:30SJO - LHR
2 stops19h 55mUnited Airlines
Deal found 7/12£600
Sun 21/1212:05LHR - SJO
1 stop16h 27mUnited Airlines
Thu 15/106:30SJO - LHR
1 stop19h 00mUnited Airlines
Deal found 8/12£603
Fri 26/1211:35LHR - SJO
2 stops39h 04mUnited Airlines
Thu 8/114:05SJO - LHR
1 stop15h 10mUnited Airlines
Deal found 8/12£626
Thu 25/1211:10LHR - SJO
1 stop17h 45mAir Canada
Wed 31/1208:35SJO - LHR
1 stop15h 55mAir Canada
Deal found 8/12£646
Mon 22/1213:25LHR - SJO
2 stops39h 30mAir Canada
Wed 31/1208:35SJO - LHR
1 stop15h 55mAir Canada
Deal found 8/12£648
Sun 21/1212:05LHR - SJO
1 stop36h 11mLufthansa
Wed 31/1206:30SJO - LHR
1 stop19h 00mLufthansa
Deal found 7/12£653
Sun 28/1212:05LHR - LIR
1 stop29h 19mUnited Airlines
Sun 11/114:01LIR - LHR
1 stop15h 14mUnited Airlines
Deal found 8/12£699
Fri 12/1216:20LHR - LIR
2 stops26h 35mUnited Airlines
Tue 23/1215:50LIR - LHR
2 stops35h 50mUnited Airlines
Deal found 6/12£736
Sat 27/1207:40LHR - LIR
2 stops33h 44mUnited Airlines
Tue 6/114:20LIR - LHR
1 stop35h 10mUnited Airlines
Deal found 5/12£837

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 9 December 2025.

Round-trip from

£511

One-way from

£313

Popular in

December

Cheapest in

September

Average price

£885
Air Canada
  • Air Canada
  • 20/1-27/1
  • 3 total stops
  • 58h 40m total
  • London to Costa Rica
24/2
  • 24/2
  • 3 total stops
  • 23h 20m total
  • London to Costa Rica
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 9 December 2025.
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

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 22/1

10:00-13:10

1 stop33h 10m

Liberia

Thu 29/1

17:15-20:35

1 stop21h 20m

£505

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 20/1

18:00-14:45

1 stop26h 45m

Liberia

Tue 27/1

17:15-07:10

2 stops31h 55m

£511

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Fri 23/1

13:35-13:10

2 stops29h 35m

Liberia

Sun 8/2

14:01-11:15

1 stop15h 14m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 9/2

16:20-13:10

2 stops26h 50m

Liberia

Thu 19/2

14:01-11:15

1 stop15h 14m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 24/1

13:35-12:55

1 stop29h 20m

Liberia

Sun 8/2

08:35-07:30

1 stop16h 55m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 21/1

13:35-12:55

1 stop29h 20m

Liberia

Mon 2/2

14:01-11:15

1 stop15h 14m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 5/2

15:20-13:10

2 stops27h 50m

Liberia

Mon 9/2

08:35-09:10

2 stops18h 35m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Sat 7/3

12:05-11:55

2 stops29h 50m

Liberia

Sat 21/3

15:53-13:30

1 stop39h 37m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 21/1

13:35-13:10

2 stops29h 35m

Liberia

Sun 8/2

14:01-11:15

1 stop15h 14m

£517

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 20/1

16:20-13:10

2 stops26h 50m

Liberia

Tue 27/1

08:35-07:55

2 stops17h 20m

£517

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 37 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 £478). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £595). 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.

What is the cheapest time of day to fly from LHR to CR?

Find hourly flight availability from Heathrow to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 December 2025.

It’s typically best to fly out from London Heathrow Airport to Costa Rica in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Costa Rica?

Use this chart to determine the cheapest time to fly return from Heathrow to Costa Rica. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Costa Rica flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 9 December 2025.
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.

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 26h 45m. Lufthansa provides one of the quickest options available for as low as £511. 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 £495. Users have also found prices from £518 and £683 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 £478). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £595). 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

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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 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£471Average£542FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£478Average£570FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£490Average£586FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£506Average£741FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£518Average£649FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£527Average£682FlexibilityNo cancel feeOn-time77%
Search Air France flights
AviancaCheapest£531Average£632FlexibilityNo cancel feeOn-time71%
Search Avianca flights
KLMCheapest£545Average£639FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£558Average£638FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£566Average£661FlexibilityNo 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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