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Cheap flights from London Heathrow Airport to Costa Rica from £298

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 7 November 2025.

Round-trip from

£461

One-way from

£298

Popular in

December

Cheapest in

September

Average price

£655
Air Canada
  • Air Canada
  • 18/3-27/3
  • 3 total stops
  • 71h 50m total
  • London to Costa Rica
Search Deals
30/1
  • 30/1
  • 3 total stops
  • 33h 45m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£41 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 November 2025
Search Deals

Find 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 7 November 2025.

Wed 19/1113:25LHR - LIR
1 stop30h 25mMultiple Airlines
Wed 3/1218:00LIR - LHR
1 stop21h 40mMultiple Airlines
Deal found 7/11£474
Thu 4/1215:10LHR - LIR
2 stops28h 00mUnited Airlines
Thu 11/1208:35LIR - LHR
1 stop16h 55mUnited Airlines
Deal found 6/11£512
Thu 4/1215:00LHR - LIR
1 stop29h 19mAmerican Airlines
Thu 11/1213:25LIR - LHR
1 stop16h 40mAmerican Airlines
Deal found 6/11£519
Fri 14/1116:20LHR - LIR
2 stops26h 50mUnited Airlines
Sat 6/1208:35LIR - LHR
1 stop16h 55mUnited Airlines
Deal found 6/11£519
Tue 2/1206:50LHR - SJO
2 stops22h 25mMultiple Airlines
Thu 18/1220:40SJO - LHR
1 stop19h 40mMultiple Airlines
Deal found 7/11£525
Tue 2/1220:05LHR - SJO
1 stop24h 00mSWISS
Wed 17/1215:50SJO - LHR
3 stops23h 35mSWISS
Deal found 7/11£528
Sat 22/1111:05LHR - SJO
2 stops42h 10mMultiple Airlines
Sat 6/1220:40SJO - LHR
1 stop18h 10mMultiple Airlines
Deal found 6/11£532
Wed 3/1209:00LHR - SJO
2 stops19h 55mMultiple Airlines
Wed 17/1215:50SJO - LHR
2 stops23h 50mMultiple Airlines
Deal found 7/11£537
Tue 2/1207:00LHR - SJO
2 stops37h 05mSWISS
Wed 10/1215:50SJO - LHR
3 stops23h 35mSWISS
Deal found 5/11£538
Thu 13/1106:35LHR - SJO
2 stops22h 20mMultiple Airlines
Fri 28/1108:35SJO - LHR
2 stops30h 00mMultiple Airlines
Deal found 6/11£539
Sun 7/1213:25LHR - SJO
1 stop15h 50mMultiple Airlines
Mon 22/1220:10SJO - LHR
2 stops19h 30mMultiple Airlines
Deal found 5/11£540
Sat 22/1113:45LHR - SJO
2 stops39h 10mAir Canada
Thu 4/1208:35SJO - LHR
1 stop20h 45mAir Canada
Deal found 6/11£541

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 7 November 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

Wed 19/11

13:25-13:50

1 stop30h 25m

Liberia

Wed 3/12

18:00-21:40

1 stop21h 40m

£474

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 17/3

20:05-16:45

2 stops26h 40m

Liberia

Tue 24/3

14:50-07:10

1 stop34h 20m

£492

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 19/3

09:30-10:24

2 stops30h 54m

Liberia

Thu 26/3

07:35-07:30

1 stop17h 55m

£495

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 20/1

12:05-13:10

1 stop31h 05m

Liberia

Sat 31/1

08:35-07:30

1 stop16h 55m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Thu 12/2

07:40-12:55

1 stop35h 15m

Liberia

Mon 16/2

08:35-10:15

1 stop19h 40m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 3/2

15:10-13:10

2 stops28h 00m

Liberia

Fri 13/2

08:35-07:30

1 stop16h 55m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/2

13:35-12:55

1 stop29h 20m

Liberia

Wed 11/2

08:35-07:30

1 stop16h 55m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 2/2

12:05-13:10

1 stop31h 05m

Liberia

Thu 12/2

14:01-11:15

1 stop15h 14m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/2

16:20-12:55

2 stops26h 35m

Liberia

Fri 13/2

08:35-07:30

1 stop16h 55m

£518

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Wed 4/2

13:35-12:55

1 stop29h 20m

Liberia

Thu 12/2

08:35-07:30

1 stop16h 55m

£518

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 43 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 £487). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £606). 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 7 November 2025.

It’s typically best to fly out from London Heathrow Airport to Costa Rica in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the morning, 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 7 November 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.
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,408 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,484 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,007 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,416 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,558 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 17h 10m. United Airlines provides one of the quickest options available for as low as £585. 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 JetBlue. According to our data, you can fly for as low as £338. Users have also found prices from £347 and £414 on Avianca and WestJet, 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 £487). Flying from London Heathrow Airport to Costa Rica in July is currently the most expensive (average of £606). 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

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Alternative routes for Heathrow 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
Heathrow to Guatemala City flights
Stansted to San José flights
Luton to San José flights
Gatwick to Panama City flights
Gatwick to Guatemala City flights
London City to Panama City flights
Heathrow to Philip S.W.Goldson flights
London City to Guatemala City flights
Heathrow to San Salvador flights
Heathrow to Managua flights
Stansted to Panama City flights
Heathrow to Liberia flights
Gatwick to Managua flights
Heathrow to San Pedro Sula flights
Gatwick to San Salvador flights
London City to San Salvador flights
Gatwick to Philip S.W.Goldson flights
Gatwick to San Pedro Sula flights
London City to Liberia flights
London City to Managua flights
Gatwick to Liberia flights
Luton to Panama City flights
London City to San Pedro Sula flights
Stansted to Guatemala City flights
Stansted to San Salvador flights
Heathrow to Coxen Hole flights
Stansted to Managua flights
Gatwick to Tegucigalpa flights
Heathrow to Tegucigalpa flights
London City to Tegucigalpa flights

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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£458Average£580FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£486Average£578FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£505Average£598FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£537Average£693FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£538Average£649FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£572Average£652FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
AviancaCheapest£575Average£637FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£580Average£652FlexibilityNo cancel feeOn-time79%
Search SWISS flights
United AirlinesCheapest£582Average£669FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest£624Average£676FlexibilityNo cancel feeOn-time71%
Search American 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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