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San José

$345+ Cheap flights from London (LON) to San José (SJO)

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap 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 February 12, 2026.

This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:50 am
LHR
-
SJO
2 stops21h 25m
Multiple Airlines
Mon 3/167:50 am
SJO
-
LHR
1 stop17h 20m
Multiple Airlines
Deal found 2/9$806
This KLM deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:30 am
LHR
-
SJO
1 stop16h 50m
Multiple Airlines
Sun 6/147:05 pm
SJO
-
LHR
1 stop19h 20m
Multiple Airlines
Deal found 2/10$807
This KLM deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:30 am
LHR
-
SJO
1 stop16h 50m
Multiple Airlines
Sun 6/147:05 pm
SJO
-
LHR
1 stop19h 20m
Multiple Airlines
Deal found 2/11$808
This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:00 am
LHR
-
SJO
2 stops21h 05m
Air Canada
Wed 3/187:35 am
SJO
-
LHR
1 stop21h 45m
Air Canada
Deal found 2/9$809
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:00 pm
LGW
-
SJO
1 stop26h 40m
Multiple Airlines
Sat 3/147:48 pm
SJO
-
LGW
2 stops28h 12m
Multiple Airlines
Deal found 2/10$809
This Lufthansa deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:15 am
LGW
-
SJO
1 stop15h 20m
SWISS
Mon 5/112:40 pm
SJO
-
LGW
2 stops20h 10m
SWISS
Deal found 2/11$811
This Air Canada deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:00 am
LHR
-
SJO
2 stops20h 05m
Air Canada
Wed 3/187:35 am
SJO
-
LHR
1 stop21h 45m
Air Canada
Deal found 2/11$812
This Lufthansa deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:15 am
LGW
-
SJO
1 stop15h 20m
SWISS
Mon 5/182:40 pm
SJO
-
LGW
2 stops20h 10m
SWISS
Deal found 2/11$812
This Lufthansa deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:05 pm
LHR
-
SJO
1 stop28h 30m
SWISS
Mon 5/182:40 pm
SJO
-
LHR
2 stops18h 45m
SWISS
Deal found 2/12$813
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:00 pm
LGW
-
SJO
1 stop26h 40m
Multiple Airlines
Sun 3/1512:19 pm
SJO
-
LGW
2 stops35h 41m
Multiple Airlines
Deal found 2/11$813
This Lufthansa deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:40 pm
LHR
-
SJO
1 stop26h 25m
SWISS
Sun 6/282:40 pm
SJO
-
LHR
2 stops21h 40m
SWISS
Deal found 2/12$822
This Avianca deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:05 pm
LHR
-
SJO
1 stop24h 20m
Avianca
Thu 5/149:25 am
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 2/11$823

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$806
(Air Canada)

One-way from

$345
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$897
Provider with most accurate pricing for London (LON)-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-San José Juan Santamaria Intl flights.
Search Deals
From London (LON) to San José Juan Santamaria Intl
Search Deals
One-way flight from London (LON) to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated February 12, 2026.
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

LGW - SJO

LGWSJO

London Gatwick

Thu 4/23

6:35 pm-2:05 pm

1 stop26h 30m

San José Juan Santamaria Intl

Mon 5/11

2:40 pm-5:50 pm

2 stops20h 10m

$811

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 2/27

6:30 am-6:25 am

2 stops29h 55m

San José Juan Santamaria Intl

Sat 3/7

9:40 am-7:25 am

1 stop39h 45m

$840

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Tue 3/3

6:40 pm-2:05 pm

1 stop25h 25m

San José Juan Santamaria Intl

Mon 3/9

8:10 pm-5:50 pm

2 stops15h 40m

$841

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 2/28

11:30 am-8:32 am

2 stops27h 02m

San José Juan Santamaria Intl

Sat 3/7

6:40 am-1:30 pm

1 stop24h 50m

$847

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 3/5

6:35 am-10:32 pm

2 stops21h 57m

San José Juan Santamaria Intl

Tue 3/24

7:45 am-10:15 am

1 stop20h 30m

$853

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 4/9

7:30 am-8:19 pm

2 stops19h 49m

San José Juan Santamaria Intl

Sun 5/10

8:45 am-11:10 am

1 stop19h 25m

$869

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 5/21

9:30 am-10:39 pm

2 stops20h 09m

San José Juan Santamaria Intl

Tue 5/26

11:13 am-6:55 am

2 stops36h 42m

$871

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 4/16

7:30 am-7:15 am

2 stops30h 45m

San José Juan Santamaria Intl

Sat 4/25

8:45 am-11:10 am

1 stop19h 25m

$871

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Thu 3/19

2:00 pm-10:42 am

1 stop26h 42m

San José Juan Santamaria Intl

Thu 3/26

11:38 am-10:00 am

1 stop16h 22m

$887

LondonSan José

LGW - SJO

LGWSJO

London Gatwick

Thu 3/12

2:00 pm-10:42 am

1 stop26h 42m

San José Juan Santamaria Intl

Thu 3/19

11:38 am-10:00 am

1 stop16h 22m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 38 results
1
2
3
4
  • Most accurate provider: When it comes to deals on London-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-San José flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-San José flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from London to San José. Price data was last updated on February 6, 2026.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to San José. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $637). Flying from London to San José in July is currently the most expensive (average of $797). 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 February 12, 2026.

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

How much does it cost to fly round-trip from London to San José?

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

Share of 1-stop round-trip flights from London to San José chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YYZ) – chosen by Cheapflights users on 67% of 1-stop itineraries from London to San José on Cheapflights.

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

Average round-trip fare for 1-stop flights from London to San José, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of $984.

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

Shortest average travel time for 1-stop one-way flights from London to San José, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 15h 05m.

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

Average layover duration for 1-stop one-way flights from London to San José, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 1h 23m.

How often are flights from London to San José delayed?

About 25% of weekly flights between London and San José have experienced delays in the past year, with the average delay time being 147 minutes.

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

Historically, flights departing in the early afternoon 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?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday 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 last year, British Airways have had the lowest number of delays on this route, with just 25% 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 February 12, 2026.
Read reviews from past customers who have flown KLM, United Airlines, and Air Canada from London to San José. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,451 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,451 reviews
KLM
7.7
Good
1,451 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,279 reviews
KLM
7.7
Good
1,451 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air Canada
7.1
Good
10,709 reviews
KLM
7.7
Good
1,451 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl is the airport most travelers will use when flying to San José from London. Booking flights from London to Juan Santamaria Intl (SJO) should be relatively easy as there are 0 daily inbound flights from London from 2 different airlines.

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

    There are many flights that can get you from London to San José in 26h 30m. Fly via SWISS or United Airlines to get the fastest option. London and San José are separated by a distance of 5420 mi. This flight may include one or multiple stops.

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

    Currently priced at $728, United Airlines will fly you from London to San José and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as $769. You may be able to fly from London to San José for 19% less than the average price by searching for these airlines.

  • 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 vacation 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 $637). Flying from London to San José in July is currently the most expensive (average of $797). 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

Traveling to a place near San José?

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

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Alternative routes for London to San José

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

Top 2 airlines flying from London to San José

Discover the top 2 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 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$728Average$1,000FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$769Average$811FlexibilityNo cancel feeOn-time67%

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