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 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to San José Juan Santamaria Intl are usually found in September or October, booked 67 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from London to San José

Enter your travel dates to find the best prices.

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 28 December 2025.

Sun 28/1206:00LHR - SJO
2 stops23h 15mMultiple Airlines
Fri 16/108:35SJO - LHR
1 stop17h 55mMultiple Airlines
Deal found 26/12£673
Sun 28/1206:00LHR - SJO
2 stops23h 15mMultiple Airlines
Sat 10/108:50SJO - LHR
1 stop16h 20mMultiple Airlines
Deal found 27/12£675
Sun 28/1206:00LHR - SJO
2 stops23h 15mMultiple Airlines
Thu 8/108:35SJO - LHR
1 stop20h 45mMultiple Airlines
Deal found 27/12£677
Sat 27/1213:00LHR - SJO
1 stop15h 55mAir Canada
Sat 24/108:50SJO - LHR
1 stop16h 20mAir Canada
Deal found 27/12£679
Sat 27/1213:00LHR - SJO
1 stop15h 55mAir Canada
Sun 25/108:35SJO - LHR
1 stop15h 55mAir Canada
Deal found 27/12£681
Wed 31/1218:00LHR - SJO
1 stop36h 05mAir Canada
Wed 7/108:50SJO - LHR
2 stops29h 45mAir Canada
Deal found 26/12£682
Sat 27/1213:00LHR - SJO
2 stops40h 15mAir Canada
Wed 7/108:50SJO - LHR
2 stops53h 45mAir Canada
Deal found 26/12£683
Sat 27/1213:00LHR - SJO
2 stops40h 15mAir Canada
Tue 6/108:35SJO - LHR
2 stops54h 00mAir Canada
Deal found 26/12£686
Wed 31/1218:10LCY - SJO
1 stop30h 45mMultiple Airlines
Wed 14/115:50SJO - LCY
2 stops19h 15mMultiple Airlines
Deal found 26/12£980
Wed 31/1209:20LCY - SJO
1 stop15h 05mKLM
Wed 14/120:30SJO - LCY
1 stop17h 05mKLM
Deal found 26/12£985
Wed 31/1219:40LGW - SJO
1 stop26h 55mIberia
Wed 14/106:00SJO - LGW
2 stops46h 50mIberia
Deal found 26/12£988
Sat 27/1219:25STN - SJO
3 stops33h 50mMultiple Airlines
Sun 25/107:22SJO - STN
3 stops25h 48mMultiple Airlines
Deal found 27/12£1,002

Find 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 28 December 2025.

Round-trip from

£511

One-way from

£253

Popular in

December

Cheapest in

September

Average price

£870

Good round-trip deal

£911 or less
19/2-5/3
  • 19/2-5/3
  • 3 total stops
  • 43h 47m total
  • London to San José
23/1
  • 23/1
  • 1 total stop
  • 31h 20m total
  • London to San José
Highest demand for flights based on searches. 7% potential increase in price (£42 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
Price to beat on a round-trip flight from London (LON) to San José Juan Santamaria Intl.

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 28 December 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

Wed 20/5

19:15-16:20

1 stop28h 05m

San José Juan Santamaria Intl

Mon 25/5

19:15-16:35

1 stop14h 20m

£589

LondonSan José

LCY - SJO

LCYSJO

London City

Tue 5/5

19:15-17:35

1 stop29h 20m

San José Juan Santamaria Intl

Wed 20/5

19:20-18:40

2 stops16h 20m

£614

LondonSan José

LCY - SJO

LCYSJO

London City

Thu 7/5

19:15-14:05

1 stop25h 50m

San José Juan Santamaria Intl

Wed 20/5

19:20-18:40

2 stops16h 20m

£614

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 5/5

20:05-17:35

1 stop28h 30m

San José Juan Santamaria Intl

Wed 20/5

19:20-08:15

3 stops29h 55m

£626

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 26/2

21:40-00:15

1 stop32h 35m

San José Juan Santamaria Intl

Fri 13/3

09:45-14:35

1 stop22h 50m

£635

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 8/5

06:30-05:30

2 stops30h 00m

San José Juan Santamaria Intl

Tue 19/5

07:55-12:20

2 stops21h 25m

£639

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 24/1

10:00-20:39

1 stop16h 39m

San José Juan Santamaria Intl

Sat 31/1

09:40-12:00

1 stop20h 20m

£640

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 24/2

21:40-08:50

1 stop17h 10m

San José Juan Santamaria Intl

Fri 13/3

06:00-14:35

2 stops26h 35m

£644

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 24/4

22:05-09:20

1 stop18h 15m

San José Juan Santamaria Intl

Fri 1/5

16:45-15:35

1 stop15h 50m

£647

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 26/4

22:05-15:50

1 stop24h 45m

San José Juan Santamaria Intl

Fri 1/5

01:55-15:35

1 stop30h 40m

£647

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 60 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?

Use this chart to determine the optimal time to book a return flight from London to San José. Price data was last updated on 26 December 2025.

The best time to book flights from London to San José is 67 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?

Currently, November is the cheapest month in which you can book a flight from London to San José (average of £472). Flying from London to San José in July is currently the most expensive (average of £587). 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 28 December 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 32% on flights from London to San José by exploring options for tickets in the afternoon.

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

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 flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from London to San José?

What’s the top stopover airport for flights from London to San José?

Share of one-stop return flights from London to San José chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Atlanta (ATL) – chosen by Cheapflights users on 23% of one-stop itineraries from London to San José on Cheapflights.

What’s the cheapest stopover airport for flights from London to San José?

Average return fare for one-stop flights from London to San José, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Mexico City (MEX) is the most affordable one-stop option, with an average return flight price of £446.

What’s the fastest stopover option from London to San José?

Shortest average travel time for one-stop one-way flights from London to San José, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 14h 28m.

Which airport typically offers the quickest stopover for flights from London to San José?

Average stopover duration for one-stop one-way flights from London to San José, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Madrid (MAD) offer the fastest connection on this route, with an average stopover time of 1h 29m.

How often are flights from London to San José delayed?

About 39% of weekly flights between London and San José have experienced delays in the past year, with the average delay time being 153 minutes.

What is the most punctual flight time for London to San José flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to San José flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 39% of flights being delayed.

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 28 December 2025.
Read through reviews of airlines operating flights from London to San José, such as KLM, United Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.7

Entertainment

7.1

Crew

8.4

Comfort

7.6

Overall

7.7

Food

7.2

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 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 14 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.

  • How long is the flight from London to San José?

    There are many flights that can get you from London to San José in 29h 20m. Fly via SWISS, Avianca, or United Airlines to get the fastest option. The distance between London and San José is about 5429 mi. This flight may include one or multiple stops.

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

    According to our current data, Icelandair (£465), JetBlue (£472), and Air Canada (£485) offers the cheapest pricing from London to San José. Icelandair is 30% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as £489 on Air France. Other airlines that offer cheap prices include KLM from £511 and British Airways from £591 one-way.

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

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

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

    Most Paris visitors opt to spend their time at Eiffel Tower, Champs-Elysées, and Louvre Museum. Travellers on a stopover in Paris can visit Eiffel Tower, Champs-Elysées, and Louvre Museum, by travelling 15.8 mi, 14.7 mi, and 14.3 mi, respectively after landing at Paris Charles de Gaulle. Those landing in Paris looking to spend some time exploring during their stopover can hire a car for about £33 per day.

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

    Currently, November is the cheapest month in which you can book a flight from London to San José (average of £472). Flying from London to San José in July is currently the most expensive (average of £587). 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

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Jacó
Manuel Antonio

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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 28 December 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 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£465Average£535FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£472Average£562FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£484Average£564FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£499Average£726FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£512Average£638FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£519Average£676FlexibilityNo cancel feeOn-time77%
Search Air France flights
AviancaCheapest£524Average£623FlexibilityNo cancel feeOn-time71%
Search Avianca flights
KLMCheapest£537Average£639FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£549Average£631FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£562Average£632FlexibilityNo 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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