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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJO
13 Jun — 20 Jun1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to San José Juan Santamaria Intl are usually found in October or September, booked 86 days in advance, depart on a Monday or Thursday and return on a Tuesday
Cheap flight deals from London to San José
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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 14 May 2026.
Wed 10/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Fri 12/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 9/5£590
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 10/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 14/5£606
Sat 13/622:05
LHR
-
SJO
1 stop24h 20m
Avianca
Mon 22/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 13/5£606
Mon 1/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Mon 15/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 14/5£607
Thu 19/1121:40
LHR
-
SJO
1 stop23h 40m
Avianca
Thu 3/1216:15
SJO
-
LHR
1 stop16h 20m
Avianca
Deal found 12/5£608
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Sat 6/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 12/5£609
Tue 2/609:15
LCY
-
SJO
1 stop15h 20m
Lufthansa
Tue 9/619:25
SJO
-
LCY
1 stop15h 30m
Lufthansa
Deal found 10/5£632
Thu 28/506:00
STN
-
SJO
1 stop16h 05m
Multiple Airlines
Thu 11/616:30
SJO
-
STN
1 stop15h 30m
Multiple Airlines
Deal found 9/5£641
Thu 17/908:00
LTN
-
SJO
1 stop15h 50m
Multiple Airlines
Tue 13/1019:40
SJO
-
LTN
1 stop35h 05m
Multiple Airlines
Deal found 10/5£650
Thu 17/906:00
STN
-
SJO
1 stop17h 50m
Multiple Airlines
Tue 13/1019:40
SJO
-
STN
1 stop18h 20m
Multiple Airlines
Deal found 10/5£651
Thu 4/606:00
STN
-
SJO
1 stop22h 20m
Multiple Airlines
Tue 9/619:40
SJO
-
STN
1 stop18h 20m
Multiple Airlines
Deal found 11/5£657
Thu 11/608:25
LCY
-
SJO
1 stop14h 55m
KLM
Thu 18/618:25
SJO
-
LCY
1 stop17h 05m
KLM
Deal found 11/5£660
Best flights from London to San José
Discover carefully curated flight deals from London to San José that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 May 2026.
Sat 6/607:30
LHR
-
SJO
1 stop17h 05m
Lufthansa
Tue 16/619:25
SJO
-
LHR
1 stop19h 45m
Lufthansa
Deal found 11/5£683
Tue 23/619:15
LCY
-
SJO
1 stop25h 50m
SWISS
Wed 1/715:50
SJO
-
LCY
1 stop13h 45m
SWISS
Deal found 13/5£694
Wed 10/619:50
LTN
-
SJO
2 stops28h 45m
Multiple Airlines
Wed 17/607:10
SJO
-
LTN
3 stops29h 20m
Multiple Airlines
Deal found 13/5£694
Mon 8/619:00
LCY
-
SJO
1 stop28h 20m
KLM
Thu 18/618:25
SJO
-
LCY
1 stop15h 55m
KLM
Deal found 10/5£703
Sat 25/714:50
LHR
-
SJO
2 stops26h 21m
United Airlines
Thu 13/808:45
SJO
-
LHR
1 stop22h 25m
United Airlines
Deal found 13/5£734
Sun 7/619:15
LCY
-
SJO
1 stop26h 50m
British Airways
Thu 18/616:10
SJO
-
LCY
1 stop16h 05m
British Airways
Deal found 11/5£858
Mon 15/617:25
LGW
-
SJO
2 stops35h 18m
Air Europa
Mon 29/614:59
SJO
-
LGW
2 stops35h 01m
Air Europa
Deal found 11/5£1,076
Thu 4/617:35
LGW
-
SJO
3 stops35h 08m
Turkish Airlines
Wed 10/614:59
SJO
-
LGW
2 stops24h 31m
Turkish Airlines
Deal found 14/5£1,283
Thu 4/619:15
LCY
-
SJO
1 stop25h 50m
Multiple Airlines
Tue 9/619:25
SJO
-
LCY
1 stop15h 30m
Multiple Airlines
Deal found 11/5£714
Tue 4/816:00
LHR
-
SJO
2 stops25h 11m
United Airlines
Mon 10/800:30
SJO
-
LHR
2 stops22h 25m
United Airlines
Deal found 13/5£734
Tue 9/608:00
LTN
-
SJO
1 stop16h 10m
Multiple Airlines
Tue 16/619:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 11/5£719
Fri 5/620:15
LCY
-
SJO
1 stop27h 05m
KLM
Tue 16/618:25
SJO
-
LCY
1 stop18h 20m
KLM
Deal found 11/5£792
Thu 18/619:15
LCY
-
SJO
1 stop25h 50m
SWISS
Sun 28/614:40
SJO
-
LCY
2 stops19h 45m
SWISS
Deal found 9/5£799
Fri 24/708:00
LHR
-
SJO
2 stops33h 11m
United Airlines
Fri 14/808:45
SJO
-
LHR
1 stop19h 25m
United Airlines
Deal found 13/5£734
Mon 17/810:00
LHR
-
SJO
1 stop16h 37m
United Airlines
Wed 2/907:55
SJO
-
LHR
2 stops21h 55m
United Airlines
Deal found 13/5£738
Thu 4/607:00
LTN
-
SJO
3 stops32h 50m
Multiple Airlines
Tue 9/619:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 11/5£752
Tue 3/1119:05
LCY
-
SJO
1 stop25h 45m
SWISS
Wed 11/1116:45
SJO
-
LCY
1 stop18h 20m
SWISS
Deal found 10/5£838
Wed 24/620:15
LCY
-
SJO
1 stop27h 05m
KLM
Thu 9/718:25
SJO
-
LCY
1 stop17h 05m
KLM
Deal found 9/5£884
Mon 27/708:00
LHR
-
SJO
2 stops33h 11m
United Airlines
Fri 7/800:30
SJO
-
LHR
2 stops23h 45m
United Airlines
Deal found 10/5£739
Tue 7/718:35
LGW
-
SJO
1 stop26h 30m
SWISS
Wed 15/715:50
SJO
-
LGW
1 stop19h 05m
SWISS
Deal found 13/5£847
Tue 28/716:40
LHR
-
SJO
2 stops24h 31m
United Airlines
Thu 6/800:30
SJO
-
LHR
2 stops23h 25m
United Airlines
Deal found 10/5£739
Sat 20/617:00
LGW
-
SJO
1 stop31h 00m
Multiple Airlines
Thu 2/718:25
SJO
-
LGW
2 stops32h 00m
Multiple Airlines
Deal found 10/5£814
Tue 3/1118:55
LCY
-
SJO
1 stop28h 35m
KLM
Tue 10/1119:30
SJO
-
LCY
1 stop15h 05m
KLM
Deal found 14/5£918
Tue 7/719:15
LCY
-
SJO
1 stop25h 50m
SWISS
Wed 15/715:50
SJO
-
LCY
1 stop18h 35m
SWISS
Deal found 13/5£849
Tue 7/707:45
LHR
-
SJO
1 stop19h 34m
United Airlines
Tue 4/808:45
SJO
-
LHR
1 stop19h 25m
United Airlines
Deal found 11/5£741
Sat 6/606:00
LTN
-
SJO
2 stops18h 35m
Multiple Airlines
Sat 13/607:15
SJO
-
LTN
2 stops31h 35m
Multiple Airlines
Deal found 11/5£816
Tue 28/708:00
LHR
-
SJO
2 stops33h 11m
United Airlines
Mon 10/800:30
SJO
-
LHR
2 stops23h 45m
United Airlines
Deal found 13/5£748
Mon 8/617:35
LGW
-
SJO
3 stops35h 08m
Turkish Airlines
Thu 18/609:25
SJO
-
LGW
3 stops30h 00m
Turkish Airlines
Deal found 10/5£1,382
Sat 6/608:00
LTN
-
SJO
1 stop17h 15m
Multiple Airlines
Thu 18/623:20
SJO
-
LTN
2 stops16h 40m
Multiple Airlines
Deal found 11/5£870
Fri 24/708:00
LHR
-
SJO
2 stops33h 11m
United Airlines
Thu 27/812:44
SJO
-
LHR
2 stops35h 11m
United Airlines
Deal found 12/5£763
Direct flights from London to San José
Explore direct flight options from London to San José based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 May 2026.
Sun 8/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Sun 22/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 13/5£875
Sun 25/1011:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Sun 8/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 12/5£1,043
Wed 28/1011:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Wed 25/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 10/5£1,103
Tue 3/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Tue 10/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 12/5£1,289
Tue 3/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Wed 11/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 10/5£1,292
Tue 10/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Tue 24/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 10/5£1,565
Sat 7/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Sat 21/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 12/5£1,747
Fri 30/1011:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Fri 13/1118:55
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 13/5£2,087
Last-minute flights from London to San José
Discover last-minute flight deals from London to San José. Data last updated 14 May 2026 and is based on user searches.
Thu 28/506:00
STN
-
SJO
1 stop16h 05m
Multiple Airlines
Thu 11/616:30
SJO
-
STN
1 stop15h 30m
Multiple Airlines
Deal found 9/5£641
Tue 2/609:15
LCY
-
SJO
1 stop15h 20m
Lufthansa
Tue 9/619:25
SJO
-
LCY
1 stop15h 30m
Lufthansa
Deal found 10/5£632
Tue 2/608:00
LTN
-
SJO
1 stop16h 10m
Multiple Airlines
Tue 9/619:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 10/5£667
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 10/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 14/5£606
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Sat 6/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 12/5£609
Thu 4/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Wed 17/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 9/5£612
Thu 4/606:00
STN
-
SJO
1 stop22h 20m
Multiple Airlines
Tue 9/619:40
SJO
-
STN
1 stop18h 20m
Multiple Airlines
Deal found 11/5£657
Wed 10/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Fri 12/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 9/5£590
Thu 11/608:25
LCY
-
SJO
1 stop14h 55m
KLM
Thu 18/618:25
SJO
-
LCY
1 stop17h 05m
KLM
Deal found 11/5£660
Thu 11/606:00
STN
-
SJO
1 stop22h 20m
Multiple Airlines
Thu 18/623:20
SJO
-
STN
1 stop34h 40m
Multiple Airlines
Deal found 13/5£660
Sat 13/622:05
LHR
-
SJO
1 stop24h 20m
Avianca
Mon 22/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 13/5£606
Wed 17/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Thu 18/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 13/5£607
One-way flights from London to San José
Search for one-way flight options from London to San José. Find affordable one-way fares based on user searches. Data last updated 14 May 2026.
Tue 1/914:00
LGW
-
SJO
1 stop32h 11m
Multiple Airlines
Deal found 13/5£313
Tue 16/606:30
STN
-
SJO
3 stops31h 39m
Multiple Airlines
Deal found 14/5£325
Mon 25/514:00
LGW
-
SJO
1 stop32h 18m
Multiple Airlines
Deal found 10/5£345
Tue 26/514:00
LGW
-
SJO
1 stop32h 18m
Multiple Airlines
Deal found 11/5£346
Mon 1/617:40
STN
-
SJO
3 stops37h 15m
Multiple Airlines
Deal found 10/5£348
Wed 27/521:20
STN
-
SJO
3 stops42h 30m
Multiple Airlines
Deal found 10/5£349
Mon 8/615:15
STN
-
SJO
3 stops55h 10m
Multiple Airlines
Deal found 11/5£354
Tue 2/605:55
STN
-
SJO
3 stops40h 30m
Multiple Airlines
Deal found 10/5£355
Wed 27/514:00
LGW
-
SJO
1 stop32h 18m
Multiple Airlines
Deal found 10/5£355
Thu 28/514:00
LGW
-
SJO
1 stop32h 18m
Multiple Airlines
Deal found 10/5£357
Wed 3/614:00
LGW
-
SJO
1 stop32h 11m
Multiple Airlines
Deal found 10/5£362
Mon 8/614:00
LGW
-
SJO
1 stop32h 11m
Multiple Airlines
Deal found 11/5£363
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 14 May 2026.
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 14 May 2026.
Use the filters below to find and compare flights from London to San José that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Sat 6/6
07:30-17:35
1 stop17h 05m
San José Juan Santamaria Intl
Tue 16/6
19:25-22:10
1 stop19h 45m
£683
LondonSan José
LCY - SJO
LCYSJO
London City
Tue 23/6
19:15-14:05
1 stop25h 50m
San José Juan Santamaria Intl
Wed 1/7
15:50-12:35
1 stop13h 45m
£694
LondonSan José
LTN - SJO
LTNSJO
London Luton
Wed 10/6
19:50-17:35
2 stops28h 45m
San José Juan Santamaria Intl
Wed 17/6
07:10-19:30
3 stops29h 20m
£694
LondonSan José
LCY - SJO
LCYSJO
London City
Mon 8/6
19:00-16:20
1 stop28h 20m
San José Juan Santamaria Intl
Thu 18/6
18:25-17:20
1 stop15h 55m
£703
LondonSan José
LCY - SJO
LCYSJO
London City
Thu 4/6
19:15-14:05
1 stop25h 50m
San José Juan Santamaria Intl
Tue 9/6
19:25-17:55
1 stop15h 30m
£714
LondonSan José
LTN - SJO
LTNSJO
London Luton
Tue 9/6
08:00-17:10
1 stop16h 10m
San José Juan Santamaria Intl
Tue 16/6
19:40-23:45
1 stop21h 05m
£719
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Sat 25/7
14:50-10:11
2 stops26h 21m
San José Juan Santamaria Intl
Thu 13/8
08:45-14:10
1 stop22h 25m
£734
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Tue 4/8
16:00-10:11
2 stops25h 11m
San José Juan Santamaria Intl
Mon 10/8
00:30-05:55
2 stops22h 25m
£734
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Fri 24/7
08:00-10:11
2 stops33h 11m
San José Juan Santamaria Intl
Fri 14/8
08:45-11:10
1 stop19h 25m
£734
LondonSan José
LHR - SJO
LHRSJO
London Heathrow
Mon 17/8
10:00-19:37
1 stop16h 37m
San José Juan Santamaria Intl
Wed 2/9
07:55-12:50
2 stops21h 55m
£738
Flights are sorted by cheapest return flights first.
Deals found on 13/5
Showing 1-10 of 60 resultsSorted by cheapest first
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6
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.
LON-SJO
LHR-SJO
LCY-SJO
LTN-SJO
LGW-SJO
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
LON-SJO
LHR-SJO
LCY-SJO
LTN-SJO
LGW-SJO
How far ahead should I book a flight from London to San José?
The best time to book flights from London to San José is 89 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, May is the cheapest month in which you can book a flight from London to San José (average of £379). Flying from London to San José in August is currently the most expensive (average of £1,066). 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.
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.
Houston (IAH) – 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.
Bogotá (BOG) is the most affordable one-stop option, with an average return flight price of £554.
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 Paris (CDG) have the shortest average one-way travel time for one-stop routes: 13h 45m.
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 Zurich (ZRH) offer the fastest connection on this route, with an average stopover time of 1h 33m.
How often are flights from London to San José delayed?
About 22% of weekly flights between London and San José have experienced delays in the past year, with the average delay time being 146 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 Tuesday 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 22% 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 14 May 2026.
Read through reviews of airlines operating flights from London to San José, such as United Airlines,Air Canada, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
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 12 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 15h 20m. Fly via SWISS, Lufthansa, or KLM 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, Avianca (£429), SWISS (£436), and Air Canada (£441) offers the cheapest pricing from London to San José. Avianca is 37% 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 £283 on Avianca. Other airlines that offer cheap prices include Air France from £412 and British Airways from £590 one-way.
What are the most popular routes from London to San José?
The most popular route from London to San José is London Heathrow - San José Juan Santamaria Intl. You may also consider London Gatwick - San José Juan Santamaria Intl or London Stansted - San José Juan Santamaria Intl.
What are the cheapest flights from London to San José?
Looking at all options, your cheapest flight can be booked for £652. While the most popular route (London Heathrow - San José Juan Santamaria Intl) can be booked for £645 on average, our data indicates £1,011 when flying from London to San José.
Where are the most common stopover locations when flying from London to San José?
London to San José flights have a stopover in Bogotá most often. Paris is the second most popular location for stopovers on flights from London to San José. Houston sees the third most stopovers on flights 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 Opéra Garnier. Travellers on a stopover in Paris can visit Eiffel Tower, Champs-Elysées, and Opéra Garnier, by travelling 15.8 mi, 14.7 mi, and 13.9 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 £40 per day.
Where are the least popular stopover locations for London to San José flights?
Of the flights from London to San José that have stopovers, the fewest flights stop in Atlanta. Toronto sees the next fewest stopovers on 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, May is the cheapest month in which you can book a flight from London to San José (average of £379). Flying from London to San José in August is currently the most expensive (average of £1,066). 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.
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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 14 May 2026.
Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 May 2026.
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 14 May 2026.
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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