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Cheap flights from the United Kingdom to San José from £350

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
25 Jun — 2 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to San José

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to San José
Explore the most affordable flight options available from United Kingdom to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 May 2026.

Tue 9/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Thu 11/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 21/5£582
Sun 31/522:05
LHR
-
SJO
2 stops32h 10m
Avianca
Tue 2/616:00
SJO
-
LHR
1 stop16h 35m
Avianca
Deal found 25/5£583
Thu 12/1121:40
LHR
-
SJO
1 stop23h 40m
Avianca
Sat 28/1116:15
SJO
-
LHR
1 stop16h 20m
Avianca
Deal found 24/5£603
Thu 4/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Tue 16/609:25
SJO
-
LHR
1 stop23h 10m
Avianca
Deal found 21/5£605
Wed 3/622:05
LHR
-
SJO
1 stop17h 45m
Avianca
Wed 10/605:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 23/5£605
Tue 2/622:05
LHR
-
SJO
2 stops32h 10m
Avianca
Thu 4/605:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 24/5£608
Thu 19/1121:40
LHR
-
SJO
1 stop23h 40m
Avianca
Thu 3/1209:45
SJO
-
LHR
1 stop22h 50m
Avianca
Deal found 25/5£609
Tue 2/620:40
LGW
-
SJO
1 stop25h 25m
Iberia
Fri 12/616:30
SJO
-
LGW
1 stop20h 30m
Iberia
Deal found 23/5£639
Sat 6/605:55
MAN
-
SJO
1 stop17h 25m
KLM
Sat 20/618:25
SJO
-
MAN
1 stop18h 40m
KLM
Deal found 24/5£644
Tue 2/609:00
EDI
-
SJO
1 stop20h 00m
Air Canada
Fri 12/607:10
SJO
-
EDI
1 stop17h 10m
Air Canada
Deal found 23/5£649
Wed 10/609:25
LGW
-
SJO
1 stop15h 10m
SWISS
Wed 17/615:50
SJO
-
LGW
1 stop19h 05m
SWISS
Deal found 24/5£651
Tue 10/1111:30
MAN
-
SJO
1 stop16h 35m
Multiple Airlines
Fri 18/1220:40
SJO
-
MAN
1 stop14h 20m
Multiple Airlines
Deal found 21/5£653

Find flight deals from United Kingdom to San José

Keep the following information in mind while searching for United Kingdom to San José flight deals. Data was last updated 26 May 2026.

Round-trip from

£582

One-way from

£350

Popular in

December

Cheapest in

October

Average price

£634

Good round-trip deal

£691 or less
Avianca
  • Avianca
  • 9/6-11/6
  • 3 total stops
  • 55h 20m total
  • United Kingdom to San José
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 31h 39m total
  • United Kingdom to San José
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to San José Juan Santamaria Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 26 May 2026.
Use the filters below to find and compare flights from the United Kingdom 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 20/6

08:40-16:20

1 stop14h 40m

San José Juan Santamaria Intl

Thu 2/7

18:25-20:55

1 stop19h 30m

£668

ManchesterSan José

MAN - SJO

MANSJO

Manchester

Tue 10/11

06:10-23:15

2 stops23h 05m

San José Juan Santamaria Intl

Fri 18/12

20:40-22:45

1 stop20h 05m

£668
Fastest return journey

LondonSan José

LCY - SJO

LCYSJO

London City

Wed 10/6

09:15-17:35

1 stop15h 20m

San José Juan Santamaria Intl

Wed 17/6

15:50-17:25

1 stop18h 35m

£668

ManchesterSan José

MAN - SJO

MANSJO

Manchester

Wed 14/10

09:00-20:20

2 stops18h 20m

San José Juan Santamaria Intl

Sat 31/10

09:50-08:40

2 stops40h 50m

£683

GlasgowSan José

GLA - SJO

GLASJO

Glasgow Intl

Tue 15/9

14:00-19:37

2 stops36h 37m

San José Juan Santamaria Intl

Mon 21/9

12:44-10:10

1 stop14h 26m

£702

GlasgowSan José

GLA - SJO

GLASJO

Glasgow Intl

Fri 18/9

14:00-12:21

2 stops29h 21m

San José Juan Santamaria Intl

Sat 26/9

07:55-10:10

2 stops19h 15m

£702

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Fri 3/7

09:40-22:39

2 stops19h 59m

San José Juan Santamaria Intl

Sun 19/7

07:15-10:35

2 stops20h 20m

£707

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Fri 3/7

09:40-11:38

1 stop32h 58m

San José Juan Santamaria Intl

Fri 17/7

07:15-08:05

1 stop17h 50m

£707

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Fri 14/8

09:40-20:19

1 stop17h 39m

San José Juan Santamaria Intl

Mon 14/9

08:45-10:35

2 stops42h 50m

£707

EdinburghSan José

EDI - SJO

EDISJO

Edinburgh Turnhouse

Fri 14/8

09:40-20:19

1 stop17h 39m

San José Juan Santamaria Intl

Sun 23/8

08:45-08:25

2 stops40h 40m

£707

Flights are sorted by cheapest return flights first.

Deals found on 25/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to San José

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

What is the cheapest month to book a flight from United Kingdom to San José?

Currently, May is the cheapest month in which you can book a flight from United Kingdom to San José (average of £379). Flying from United Kingdom to San José in June is currently the most expensive (average of £3,152). 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 often are flights from the United Kingdom to San José delayed?

About 22% of weekly flights between United Kingdom 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 the United Kingdom 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 the United Kingdom 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.

How far ahead should I book a flight from United Kingdom to San José?

The best time to book flights from United Kingdom to San José is 6 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.

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 26 May 2026.
Read through reviews of airlines operating flights from the United Kingdom 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.
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,521 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
9,753 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air Canada
7.1
Good
11,090 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,032 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,005 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    For a flight from United Kingdom to San José, you will be flying into Juan Santamaria Intl. San José Juan Santamaria Intl (SJO) is just 8.8 mi from the center of the city.

  • How long is the flight from United Kingdom to San José?

    KLM, SWISS, and Air Canada can get you from United Kingdom to San José in just under 14h 40m. Your travel time can differ by up to 3h 40m. The distance between United Kingdom and San José is about 5407 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at £266. Air France flights start at £413 while deals on KLM start at £432 one-way.

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

    When deciding which route to take from United Kingdom to San José consider London Heathrow - San José Juan Santamaria Intl, London Gatwick - San José Juan Santamaria Intl or London City - San José Juan Santamaria Intl as they are the most popular.

  • What are the cheapest flights from United Kingdom to San José?

    The cheapest flight price from United Kingdom to San José is £877. On average you can expect to pay £1,186. The most popular route, (London Heathrow - San José Juan Santamaria Intl), can usually be booked for £644.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to San José?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to San José (average of £379). Flying from United Kingdom to San José in June is currently the most expensive (average of £3,152). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from United Kingdom to San José

Discover the top 10 airlines that operate flights from United Kingdom 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 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£430Average£605FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£437Average£669FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£441Average£634FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£471Average£517FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£500Average£644FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£512Average£674FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapest£525Average£763FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£536Average£886FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£541Average£845FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£560Average£694FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 United Kingdom to San José?

Deals for United Kingdom 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 United Kingdom to San José?

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 San José from United Kingdom.

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

Certainly. Search results for flights to San José from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from United Kingdom 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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