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Cheap flights from London to San José from £253

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from London to San José Juan Santamaria Intl are usually found in October or September, booked 60 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from London to San José

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

£553

One-way from

£253

Popular in

December

Cheapest in

October

Average price

£676

Good round-trip deal

£693 or less
Air France
  • Air France
  • 11/9-27/9
  • 2 total stops
  • 36h 55m total
  • London to San José
15/5
  • 15/5
  • 1 total stop
  • 19h 40m total
  • London to San José
Highest demand for flights based on searches. 8% potential increase in price (£45 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from London (LON) to San José Juan Santamaria Intl.

Find flight deals from London to San José

Cheapest flights from London to San José
Explore the most affordable flight options available from London to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Tue 4/1112:20LHR - SJO
1 stop16h 34mIcelandair
Thu 4/1223:59SJO - LHR
1 stop14h 46mIcelandair
Deal found 14/4£552
Thu 11/906:15LHR - SJO
1 stop17h 55mAir France
Sat 27/919:25SJO - LHR
1 stop19h 00mAir France
Deal found 14/4£553
Fri 7/1106:50LHR - SJO
2 stops20h 55mAir Canada
Fri 14/1108:55SJO - LHR
1 stop15h 35mAir Canada
Deal found 14/4£554
Mon 21/414:00LGW - SJO
1 stop27h 24mMultiple Airlines
Tue 13/511:32SJO - LGW
1 stop15h 28mMultiple Airlines
Deal found 14/4£554
Wed 7/506:15LHR - SJO
1 stop18h 10mMultiple Airlines
Tue 13/513:24SJO - LHR
1 stop17h 06mMultiple Airlines
Deal found 14/4£557
Fri 28/1106:50LHR - SJO
2 stops20h 55mLufthansa
Sat 13/1209:00SJO - LHR
1 stop16h 10mLufthansa
Deal found 14/4£558
Tue 18/1112:20LHR - SJO
1 stop16h 34mJetBlue
Thu 4/1223:59SJO - LHR
1 stop14h 46mJetBlue
Deal found 15/4£574
Mon 28/408:40LHR - SJO
1 stop15h 40mSWISS
Wed 14/518:50SJO - LHR
2 stops16h 00mSWISS
Deal found 14/4£594
Fri 2/506:30LHR - SJO
2 stops21h 45mUnited Airlines
Sun 18/507:55SJO - LHR
2 stops40h 30mUnited Airlines
Deal found 14/4£611
Mon 28/409:25LCY - SJO
1 stop14h 55mSWISS
Wed 14/518:50SJO - LCY
2 stops15h 25mSWISS
Deal found 14/4£612
Wed 16/413:05LHR - SJO
1 stop29h 50mKLM
Thu 8/513:24SJO - LHR
1 stop17h 06mKLM
Deal found 14/4£623
Tue 6/514:35LTN - SJO
3 stops48h 00mMultiple Airlines
Sat 10/505:52SJO - LTN
3 stops24h 43mMultiple Airlines
Deal found 14/4£638

Cheapflights Fare Finder

Customise your flight search to find flights from London to San José 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 15 April 2025.
Use the filters below to find and compare flights from London to San José that are best for you.

Fly from

London

Fly to

San José

Route

Depart

Return

Price

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 11/9

06:15-17:10

1 stop17h 55m

San José Juan Santamaria Intl

Sat 27/9

19:25-21:25

1 stop19h 00m

£553

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 29/4

14:00-23:50

2 stops16h 50m

San José Juan Santamaria Intl

Fri 9/5

11:32-10:00

1 stop15h 28m

£554

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 7/5

06:15-17:25

1 stop18h 10m

San José Juan Santamaria Intl

Tue 13/5

13:24-13:30

1 stop17h 06m

£557

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 14/6

08:30-22:50

1 stop21h 20m

San José Juan Santamaria Intl

Mon 14/7

07:55-10:00

1 stop19h 05m

£559

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 16/8

09:30-22:50

2 stops20h 20m

San José Juan Santamaria Intl

Sat 30/8

08:00-06:30

2 stops39h 30m

£569

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 28/4

08:40-17:20

1 stop15h 40m

San José Juan Santamaria Intl

Wed 14/5

18:50-17:50

2 stops16h 00m

£594

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 11/9

06:30-17:10

2 stops17h 40m

San José Juan Santamaria Intl

Sat 27/9

19:25-19:30

2 stops17h 05m

£599

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 2/5

06:30-21:15

2 stops21h 45m

San José Juan Santamaria Intl

Sun 18/5

07:55-07:25

2 stops40h 30m

£611

LondonSan José

LCY - SJO

LCYSJO

London City

Mon 28/4

09:25-17:20

1 stop14h 55m

San José Juan Santamaria Intl

Wed 14/5

18:50-17:15

2 stops15h 25m

£612

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 15/9

08:15-11:55

2 stops34h 40m

San José Juan Santamaria Intl

Tue 23/9

13:00-06:30

2 stops34h 30m

£617

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 47 results
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Best time to book a flight from London to San José

Have a flexible travel schedule? Discover the best time to fly to San José from London 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 to San José

How far ahead should I book a flight from London to San José, San José Province?

Use this chart to determine the optimal time to book a return flight from London to San José. Price data was last updated on 11 April 2025.

The best time to book flights from London to San José, San José Province is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London to San José, San José Province?

Currently, October is the cheapest month in which you can book a flight from London to San José, San José Province (average of £769). Flying from London to San José, San José Province 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 SJO?

Find hourly flight availability from London to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from London to San José, San José Province by exploring options for tickets in the afternoon.

What is the cheapest day to fly from London to San José, San José Province?

Use this chart to determine the cheapest time to fly return from London to San José. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to San José, San José Province flight should consider departing on Tuesday afternoons 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 San José by month

Plan your trip to San José by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San José, San José Province 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 San José, San José Province when rainfall is around 0.0 mm.

Temperature in San José by month

Plan your trip to San José by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San José, San José Province, 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 San José

Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated 15 April 2025.
See what other customers who have flown with Delta, KLM and Air France from London to San José have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
8.0
Very Good

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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

Find useful and relevant information for your journey from London to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San José from London?

    San José Juan Santamaria Intl (SJO) is the airport you will fly into if you book a flight from London to San José. You should not have trouble finding flights to Juan Santamaria Intl from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 15 airlines have flights to the San José airport from London. It is only a 8.8 mi journey from Juan Santamaria Intl (SJO) to San José’s city center.

  • What are the cheapest airlines flying from London to San José, San José Province round-trip?

    Cheapflights users have booked flights from London to San José, San José Province round-trip from £553. Other airlines that can offer you cheap pricing are Lufthansa, from £559, and Air Canada, from £569. You may be able to fly from London to San José, San José Province for 18% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from London to San José, San José Province one-way?

    For one-way options, check prices for Air France. According to our data, you can fly for as low as £421. Users have also found prices from £482 and £489 on Aeromexico and Avianca, respectively.

  • What are the most popular routes from London to San José, San José Province?

  • Where are the most common stopover locations when flying from London to San José, San José Province?

  • What are some popular points of interest to see during a stopover in Toronto?

    Union Station, CN Tower, and Yonge-Dundas Square are the most popular attractions in Toronto if you're in need of something to do during your stopover. Union Station, CN Tower and Yonge-Dundas Square are located about 12.1 mi, 11.9 mi, and 12.0 mi, respectively from Toronto Pearson Intl if you are interested in checking them out. Those looking to explore during their stopover in Toronto can hire a car from Toronto Pearson Intl for about £33 per day.

  • What are points of interest worth seeing during a stopover in New York?

    Times Square, New York City Center, and August Wilson Theater are the most popular attractions in New York if you're in need of something to do during your stopover. Times Square, New York City Center, and August Wilson Theater can be accessed by travelling approximately 13.6 mi, 13.6 mi, and 13.7 mi, respectively from New York John F Kennedy Intl. Those looking to explore during their layover in New York can hire a car from New York John F Kennedy Intl for about £43 per day.

  • Where are the least popular stopover locations for London to San José, San José Province flights?

  • Can I find deals for flights from London to San José that include hotel bookings?

    Yes. In addition to deals on London to San José flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to San José?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San José.

  • Can I find deals for business class flights from London to San José?

    Yes. Cheapflights offers flight deals from London to San José 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 to San José, San José Province?

    Currently, October is the cheapest month in which you can book a flight from London to San José, San José Province (average of £769). Flying from London to San José, San José Province 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

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Fly from London to San José on these airlines

Choose from the following airlines for your flight from London to San José. Flights are based on user searches made on Cheapflights and were last updated on 15 April 2025.

Top 10 airlines flying from London to San José

Discover the top 10 airlines that operate flights from London to San José. 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£456Average£549FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£468Average£564FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air FranceCheapest£503Average£676FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£528Average£635FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£538Average£575FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£558Average£859FlexibilityNo cancel feeOn-time70%
Search British Airways flights
AviancaCheapest£559Average£875FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapest£572Average£685FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£578Average£687FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£597Average£695FlexibilityNo cancel feeOn-time79%
Search SWISS 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 London to San José?

Deals for London to San José 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 London to San José?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to San José for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to San José with no change fees?

Yes, we can. To see specific flights from London to San José 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 London to San José become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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