Cheap flights from London to Costa Rica from £479
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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Costa Rica
Keep the following information in mind while searching for London to Costa Rica flight deals. Data was last updated 13 June 2025.
Find flight deals from London to Costa Rica
Cheapest flights from London to Costa RicaExplore the most affordable flight options available from London to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.
Explore the most affordable flight options available from London to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 13 June 2025.
Use the filters below to find and compare flights from London to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Sat 15/11
06:00-22:25
2 stops22h 25m
San José Juan Santamaria Intl
Sat 29/11
09:00-07:10
1 stop16h 10m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Fri 19/9
06:00-13:45
1 stop14h 45m
San José Juan Santamaria Intl
Fri 3/10
08:00-09:35
2 stops18h 35m
LondonSan José
LGW - SJO
LGWSJO
London Gatwick
Fri 4/7
10:00-22:40
1 stop19h 40m
San José Juan Santamaria Intl
Tue 15/7
08:50-07:00
1 stop15h 10m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Sun 31/8
08:15-11:55
2 stops58h 40m
San José Juan Santamaria Intl
Mon 8/9
13:00-20:45
2 stops24h 45m
LondonSan José
LGW - SJO
LGWSJO
London Gatwick
Tue 18/11
11:05-16:45
Nonstop11h 40m
San José Juan Santamaria Intl
Tue 25/11
18:35-10:55
Nonstop10h 20m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Tue 30/9
07:30-17:35
1 stop17h 05m
San José Juan Santamaria Intl
Tue 14/10
19:25-18:40
1 stop16h 15m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Mon 23/6
22:05-09:20
1 stop18h 15m
San José Juan Santamaria Intl
Wed 9/7
15:00-15:35
1 stop17h 35m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Mon 20/10
15:15-11:48
1 stop27h 33m
San José Juan Santamaria Intl
Wed 5/11
20:35-17:00
1 stop14h 25m
LondonSan José
LCY - SJO
LCYSJO
London City
Tue 18/11
09:15-23:15
2 stops20h 00m
San José Juan Santamaria Intl
Tue 25/11
08:55-12:50
2 stops21h 55m
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Wed 9/7
10:00-19:37
1 stop16h 37m
San José Juan Santamaria Intl
Thu 24/7
07:15-06:45
1 stop16h 30m
Best time to book a flight from London to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Costa Rica
What is the cheapest month to book a flight from London to Costa Rica?
Currently, October is the cheapest month in which you can book a flight from London to Costa Rica (average of £769). Flying from London 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 LON to CR?
Find hourly flight availability from London 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 13 June 2025.
When flying from London 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.
What is the cheapest day to fly from London to Costa Rica?
Use this chart to determine the cheapest time to fly return from London to Costa Rica. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London to Costa Rica flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average rainfall totals by month.
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.
Temperature in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average temperature totals by month.
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).
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 13 June 2025.
Read reviews from past customers who have flown Delta, KLM and Air Transat from London to Costa Rica. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from London to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for London to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from London to Costa Rica
Discover the top 10 airlines that operate flights from London 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 13 June 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from London to Costa Rica?
When you search for this flight from London to Costa Rica, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from London to Costa Rica?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Costa Rica from London.
Can Cheapflights find flights from London to Costa Rica with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Costa Rica, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from London to Costa Rica become cheaper?
Of course! You can now track prices for flights from London to Costa Rica and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.