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

For one-way options, check prices for Avianca. According to our data, you can fly for as low as £515. Users have also found prices from £637 and £835 on KLM and United Airlines, respectively.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 300.0 inches per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

What are the most popular airlines that fly from London Heathrow Airport to Costa Rica?

When booking a flight from London Heathrow Airport to Costa Rica, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

How far in advance should I book a flight from London Heathrow Airport to Costa Rica?

To save on the cost of your flight from London Heathrow Airport to Costa Rica, book at least 61 days before your planned departure. Booking around this time can save you about 12% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £643 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £727.

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

Flights from London Heathrow Airport to Costa Rica lean towards being more expensive in December. Prices are generally better when you fly from London Heathrow Airport to Costa Rica in October, with the cheapest ticket starting at £503.

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.

£370+ Flights from London Heathrow Airport to Costa Rica

Cheap flight deals from Heathrow to Costa Rica

Round-trip from	£562
One-way from	£370
Popular in	December
Cheapest in	October
Average price	£760

Air Canada
4/11-14/11
4 total stops
92h 00m total
London to Costa Rica

Search Deals

8/9
3 total stops
34h 20m total
London to Costa Rica

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Heathrow to Costa Rica

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 18 July 2025.

Tue 4/1111:05LHR - LIR

2 stops56h 45mAir Canada

Fri 14/1114:50LIR - LHR

2 stops35h 15mAir Canada

Deal found 16/7£562

Tue 9/918:40LHR - LIR

2 stops27h 45mSWISS

Wed 24/916:35LIR - LHR

1 stop32h 20mSWISS

Deal found 15/7£573

Tue 2/906:50LHR - SJO

2 stops23h 05mAir Canada

Wed 17/908:00SJO - LHR

1 stop20h 50mAir Canada

Deal found 17/7£586

Tue 2/918:40LHR - SJO

1 stop25h 30mMultiple Airlines

Wed 17/908:00SJO - LHR

1 stop20h 50mMultiple Airlines

Deal found 18/7£589

Sat 30/809:30LHR - SJO

1 stop17h 49mUnited Airlines

Sat 6/912:44SJO - LHR

1 stop24h 56mUnited Airlines

Deal found 16/7£590

Sat 1/1121:40LHR - SJO

1 stop24h 20mAvianca

Sun 9/1110:15SJO - LHR

1 stop22h 20mAvianca

Deal found 16/7£598

Tue 23/907:25LHR - SJO

2 stops36h 45mLufthansa

Mon 22/1220:10SJO - LHR

2 stops34h 50mLufthansa

Deal found 18/7£601

Tue 9/913:45LHR - SJO

1 stop30h 25mSWISS

Fri 26/915:25SJO - LHR

2 stops33h 50mSWISS

Deal found 15/7£605

Mon 1/907:25LHR - LIR

2 stops35h 45mUnited Airlines

Mon 8/913:20LIR - LHR

2 stops34h 25mUnited Airlines

Deal found 18/7£611

Tue 4/1108:45LHR - LIR

3 stops38h 00mMultiple Airlines

Fri 14/1114:50LIR - LHR

2 stops35h 15mMultiple Airlines

Deal found 16/7£630

Mon 20/1019:40LHR - LIR

2 stops23h 05mAmerican Airlines

Fri 24/1013:59LIR - LHR

1 stop17h 26mAmerican Airlines

Deal found 17/7£642

Sun 31/816:50LHR - LIR

2 stops26h 10mDelta

Sun 7/913:25LIR - LHR

1 stop17h 05mDelta

Deal found 16/7£677

Best flights from Heathrow to Costa Rica
Discover carefully curated flight deals from Heathrow to Costa Rica that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2025.

Tue 4/1111:05LHR - LIR

2 stops56h 45mAir Canada

Fri 14/1114:50LIR - LHR

2 stops35h 15mAir Canada

Deal found 16/7£562

Tue 9/918:40LHR - LIR

2 stops27h 45mSWISS

Wed 24/916:35LIR - LHR

1 stop32h 20mSWISS

Deal found 15/7£573

Mon 1/916:40LHR - LIR

2 stops26h 30mUnited Airlines

Mon 8/913:20LIR - LHR

1 stop15h 15mUnited Airlines

Deal found 18/7£585

Tue 2/918:40LHR - SJO

1 stop25h 30mMultiple Airlines

Wed 17/908:00SJO - LHR

1 stop20h 50mMultiple Airlines

Deal found 18/7£589

Sat 1/1121:40LHR - SJO

1 stop24h 20mAvianca

Sun 9/1110:15SJO - LHR

1 stop22h 20mAvianca

Deal found 16/7£598

Thu 11/908:30LHR - SJO

1 stop16h 05mLufthansa

Fri 26/915:25SJO - LHR

2 stops23h 45mLufthansa

Deal found 15/7£604

Mon 20/1019:40LHR - LIR

2 stops23h 05mAmerican Airlines

Fri 24/1013:59LIR - LHR

1 stop17h 26mAmerican Airlines

Deal found 17/7£642

Sun 31/816:50LHR - LIR

2 stops26h 10mDelta

Sun 7/913:25LIR - LHR

1 stop17h 05mDelta

Deal found 16/7£677

Sat 27/1209:20LHR - LIR

1 stop33h 25mKLM

Mon 12/115:55LIR - LHR

2 stops18h 10mKLM

Deal found 16/7£869

Tue 2/906:50LHR - SJO

2 stops23h 05mAir Canada

Wed 17/908:00SJO - LHR

1 stop20h 50mAir Canada

Deal found 17/7£586

Sat 30/809:30LHR - SJO

1 stop17h 49mUnited Airlines

Sat 6/912:44SJO - LHR

1 stop24h 56mUnited Airlines

Deal found 16/7£590

Tue 9/913:45LHR - SJO

1 stop30h 25mSWISS

Fri 26/915:25SJO - LHR

2 stops33h 50mSWISS

Deal found 15/7£605

Last-minute flights from Heathrow to Costa Rica
Discover last-minute flight deals from Heathrow to Costa Rica. Data last updated 18 July 2025 and is based on user searches.

Thu 24/710:35LHR - LIR

2 stops32h 35mUnited Airlines

Thu 7/813:20LIR - LHR

1 stop15h 15mUnited Airlines

Deal found 16/7£636

Fri 25/715:15LHR - SJO

1 stop27h 41mKLM

Thu 7/813:21SJO - LHR

1 stop17h 09mKLM

Deal found 16/7£985

Sat 26/711:25LHR - SJO

2 stops18h 14mUnited Airlines

Tue 5/805:30SJO - LHR

2 stops18h 45mUnited Airlines

Deal found 16/7£636

Sat 26/706:15LHR - SJO

1 stop18h 10mMultiple Airlines

Thu 7/813:21SJO - LHR

1 stop17h 09mMultiple Airlines

Deal found 17/7£941

Sat 26/706:15LHR - SJO

1 stop18h 10mAir France

Wed 6/819:40SJO - LHR

1 stop15h 55mAir France

Deal found 17/7£980

Sun 27/708:25LHR - SJO

2 stops34h 30mIcelandair

Sun 10/812:40SJO - LHR

2 stops34h 50mIcelandair

Deal found 17/7£930

Mon 28/709:30LHR - SJO

2 stops44h 20mAir Canada

Fri 8/808:00SJO - LHR

2 stops19h 00mAir Canada

Deal found 16/7£768

Mon 28/722:05LHR - SJO

1 stop18h 15mAvianca

Sun 3/801:40SJO - LHR

1 stop30h 55mAvianca

Deal found 16/7£968

Mon 28/719:10LHR - SJO

2 stops29h 25mLufthansa

Sun 17/814:40SJO - LHR

3 stops20h 00mLufthansa

Deal found 16/7£1,032

Sat 16/818:00LHR - LIR

1 stop23h 44mMultiple Airlines

Thu 28/813:20LIR - LHR

1 stop15h 15mMultiple Airlines

Deal found 18/7£794

Sat 16/820:10LHR - LIR

2 stops24h 16mAmerican Airlines

Sat 23/812:35LIR - LHR

2 stops16h 40mAmerican Airlines

Deal found 17/7£845

Fri 22/811:55LHR - SJO

2 stops30h 45mIcelandair

Tue 2/913:00SJO - LHR

2 stops24h 45mIcelandair

Deal found 16/7£643

One-way flights from Heathrow to Costa Rica
Search for one-way flight options from Heathrow to Costa Rica. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Mon 8/906:00LHR - SJO

3 stops34h 20mMultiple Airlines

Deal found 16/7£370

Wed 7/111:50LHR - LIR

2 stops32h 50mMultiple Airlines

Deal found 17/7£504

Sat 6/922:05LHR - SJO

1 stop24h 45mAvianca

Deal found 17/7£515

Wed 7/114:20LHR - LIR

1 stop30h 10mKLM

Deal found 17/7£637

Fri 1/812:20LHR - LIR

2 stops28h 40mUnited Airlines

Deal found 18/7£835

Fri 1/808:55LHR - LIR

3 stops61h 30mSWISS

Deal found 18/7£1,266

Cheapflights Fare Finder

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

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 4/11

11:05-13:50

2 stops56h 45m

Liberia

Fri 14/11

14:50-08:05

2 stops35h 15m

£562

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 9/9

18:40-15:25

2 stops27h 45m

Liberia

Wed 24/9

16:35-07:55

1 stop32h 20m

£573

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 2/9

06:50-22:55

2 stops23h 05m

San José Juan Santamaria Intl

Wed 17/9

08:00-11:50

1 stop20h 50m

£586

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 2/9

18:40-13:10

1 stop25h 30m

San José Juan Santamaria Intl

Wed 17/9

08:00-11:50

1 stop20h 50m

£589

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 30/8

09:30-20:19

1 stop17h 49m

San José Juan Santamaria Intl

Sat 6/9

12:44-20:40

1 stop24h 56m

£590

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 1/11

21:40-16:00

1 stop24h 20m

San José Juan Santamaria Intl

Sun 9/11

10:15-14:35

1 stop22h 20m

£598

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 23/9

07:25-13:10

2 stops36h 45m

San José Juan Santamaria Intl

Mon 22/12

20:10-13:00

2 stops34h 50m

£601

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 9/9

13:45-13:10

1 stop30h 25m

San José Juan Santamaria Intl

Fri 26/9

15:25-08:15

2 stops33h 50m

£605

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Mon 1/9

07:25-12:10

2 stops35h 45m

Liberia

Mon 8/9

13:20-11:35

1 stop15h 15m

£611

LondonLiberia

LHR - LIR

LHRLIR

London Heathrow

Tue 4/11

08:45-16:45

3 stops38h 00m

Liberia

Fri 14/11

14:50-08:05

2 stops35h 15m

£630

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 19 results

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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £769). Flying from London Heathrow Airport to Costa Rica in December is currently the most expensive (average of £1,101). 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?

When flying from London Heathrow Airport to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Delta, KLM, andSWISS 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.

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very Good

7,958 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM

7.8

Good

1,374 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

SWISS

7.5

Good

1,661 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

United Airlines

7.4

Good

8,865 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Costa Rica one-way?
For one-way options, check prices for Avianca. According to our data, you can fly for as low as £515. Users have also found prices from £637 and £835 on KLM and United Airlines, 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Costa Rica (average of £769). Flying from London Heathrow Airport to Costa Rica in December is currently the most expensive (average of £1,101). 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

Alternative routes for Heathrow to Costa Rica

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London City to Tegucigalpa flights

Top 10 airlines flying from Heathrow to Costa Rica

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£457	Average£560	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
JetBlue	Cheapest£459	Average£567	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Lufthansa	Cheapest£479	Average£636	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air Canada	Cheapest£510	Average£580	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£519	Average£617	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£523	Average£672	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Avianca	Cheapest£546	Average£778	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
United Airlines	Cheapest£569	Average£651	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
SWISS	Cheapest£572	Average£674	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Finnair	Cheapest£631	Average£752	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

Fly with Cheapflights

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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Cheap flights from London Heathrow Airport to Costa Rica from £370

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 18 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to Costa Rica

Cheapest flights from Heathrow to Costa RicaExplore 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 18 July 2025.

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 18 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Costa Rica that are best for you.

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.

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?

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 18 July 2025.

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Delta, KLM, andSWISS 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.

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.

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

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

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

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

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

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 Heathrow to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Costa Rica

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?

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

Can Cheapflights find flights from Heathrow to Costa Rica with no change fees?

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

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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 18 July 2025.