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Cheap flights from San José to London from £283

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to London departing on 17/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San José to London

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:25 - 13:35
SJO
-
LHR
14h 10m
1 stop
British Airways Logo
06:05 - 15:45
LHR
-
SJO
15h 40m
1 stop
£598British Airways
Wed, 2 Dec - Tue, 15 Dec
Multiple Airlines Logo
13:23 - 11:20
SJO
-
LHR
14h 57m
1 stop
Multiple Airlines Logo
08:40 - 17:30
LHR
-
SJO
14h 50m
1 stop
£602Multiple Airlines
Fri, 23 Oct - Wed, 28 Oct
Air France Logo
13:23 - 13:15
SJO
-
LHR
16h 52m
1 stop
Air France Logo
06:20 - 17:30
LHR
-
SJO
17h 10m
2 stops
£605Air France
Tue, 13 Oct - Tue, 27 Oct
KLM Logo
13:19 - 11:20
SJO
-
LHR
15h 01m
1 stop
KLM Logo
06:30 - 17:30
LHR
-
SJO
17h 00m
1 stop
£609KLM
Mon, 5 Oct - Wed, 28 Oct
Air France Logo
13:16 - 13:15
SJO
-
LHR
16h 59m
1 stop
Air France Logo
06:15 - 16:20
LHR
-
SJO
17h 05m
2 stops
£611Air France
Sun, 2 Aug - Tue, 1 Sep
KLM Logo
13:14 - 11:20
SJO
-
LHR
15h 06m
1 stop
KLM Logo
06:30 - 17:00
LHR
-
SJO
17h 30m
2 stops
£612KLM
Sun, 9 Aug - Tue, 18 Aug
KLM Logo
13:19 - 13:15
SJO
-
LHR
16h 56m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£613KLM
Mon, 14 Sep - Thu, 24 Sep
KLM Logo
19:05 - 19:25
SJO
-
LHR
17h 20m
2 stops
KLM Logo
06:30 - 17:30
LHR
-
SJO
17h 00m
1 stop
£616KLM
Mon, 5 Oct - Wed, 28 Oct
British Airways Logo
17:25 - 18:15
SJO
-
LHR
18h 50m
1 stop
British Airways Logo
06:05 - 15:45
LHR
-
SJO
15h 40m
1 stop
£617British Airways
Wed, 2 Dec - Tue, 15 Dec
Air France Logo
13:14 - 11:20
SJO
-
LHR
15h 06m
1 stop
Air France Logo
06:15 - 16:20
LHR
-
SJO
17h 05m
2 stops
£618Air France
Mon, 3 Aug - Tue, 18 Aug

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Air France flights from San José to London Heathrow Airport

Our best Air France deals on San José to London Heathrow Airport flight tickets
Air France
26 Oct
SJO13:23San José Juan Santamaria Intl
18h 22m
2 stops
LHR13:45London Heathrow
7 Nov
LHR19:20London Heathrow
26h 50m
1 stop
SJO16:10San José Juan Santamaria Intl
£602
Air France
13 Oct
SJO13:23San José Juan Santamaria Intl
16h 52m
1 stop
LHR13:15London Heathrow
27 Oct
LHR06:20London Heathrow
17h 10m
2 stops
SJO17:30San José Juan Santamaria Intl
£605
Air France
2 Aug
SJO13:16San José Juan Santamaria Intl
16h 59m
1 stop
LHR13:15London Heathrow
1 Sept
LHR06:15London Heathrow
17h 05m
2 stops
SJO16:20San José Juan Santamaria Intl
£611

British Airways flights from San José to London Heathrow Airport

Our best British Airways deals on San José to London Heathrow Airport flight tickets
British Airways
2 Dec
SJO17:25San José Juan Santamaria Intl
14h 10m
1 stop
LHR13:35London Heathrow
15 Dec
LHR06:05London Heathrow
15h 40m
1 stop
SJO15:45San José Juan Santamaria Intl
£598
British Airways
2 Dec
SJO17:25San José Juan Santamaria Intl
18h 50m
1 stop
LHR18:15London Heathrow
15 Dec
LHR06:05London Heathrow
15h 40m
1 stop
SJO15:45San José Juan Santamaria Intl
£617
British Airways
18 Nov
SJO18:40San José Juan Santamaria Intl
10h 10m
LHR10:50London Heathrow
2 Dec
LHR17:25London Heathrow
28h 20m
1 stop
SJO15:45San José Juan Santamaria Intl
£626

momondo Fare Finder

 
Customise your flight search to find flights from San José to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from San José to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 2/12

17:25-13:35

1 stop14h 10m

London Heathrow

Tue 15/12

06:05-15:45

1 stop15h 40m

£598
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 23/10

13:23-11:20

1 stop14h 57m

London Heathrow

Wed 28/10

08:40-17:30

1 stop14h 50m

£602

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 13/10

13:23-13:15

1 stop16h 52m

London Heathrow

Tue 27/10

06:20-17:30

2 stops17h 10m

£605

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 5/10

13:19-11:20

1 stop15h 01m

London Heathrow

Wed 28/10

06:30-17:30

1 stop17h 00m

£609

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 2/8

13:16-13:15

1 stop16h 59m

London Heathrow

Tue 1/9

06:15-16:20

2 stops17h 05m

£611

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 9/8

13:14-11:20

1 stop15h 06m

London Heathrow

Tue 18/8

06:30-17:00

2 stops17h 30m

£612

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 14/9

13:19-13:15

1 stop16h 56m

London Heathrow

Thu 24/9

06:30-16:20

1 stop16h 50m

£613

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 5/10

19:05-19:25

2 stops17h 20m

London Heathrow

Wed 28/10

06:30-17:30

1 stop17h 00m

£616

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 2/12

17:25-18:15

1 stop18h 50m

London Heathrow

Tue 15/12

06:05-15:45

1 stop15h 40m

£617

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 3/8

13:14-11:20

1 stop15h 06m

London Heathrow

Tue 18/8

06:15-16:20

2 stops17h 05m

£618

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from San José to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San José and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, April is the cheapest month to fly from San José to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £618. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from San José averaging around £632.

What is the cheapest San José Juan Santamaria Intl to London Heathrow flight route?

Fly from San José Juan Santamaria Intl to London Heathrow for the best San José Juan Santamaria Intl - London Heathrow flight prices

How far in advance should I book a flight from San José to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £732 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from San José for as low as £626 on momondo.

What cabin class options are available on San José to London Heathrow Airport flights?

There is only 1 cabin class available to choose from on San José to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San José to London Heathrow Airport flight prices changed over time?

As of July 2026, prices for San José to London Heathrow Airport flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from San José to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San José to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San José to London Heathrow Airport (SJO to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to London Heathrow Airport

Fastest flight time

10h 10m

Direct flights

Mon, Wed, Thu, Sat and Sun
The fastest flight from San José to London Heathrow Airport takes 10h 10m
Direct flights go from San José to London Heathrow Airport on Monday, Wednesday, Thursday, Saturday and Sunday. Airline offering direct flights is British Airways..
Search flight deals

Frequently asked questions about flying from San José to London Heathrow Airport

  • How far is San José Juan Santamaria Intl to London Heathrow by plane?

    There are 5405.7 mi between San José Juan Santamaria Intl and London Heathrow. A reasonable flight in good conditions will take 10h 10m.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San José to London Heathrow Airport?

  • What is the most popular airline from San José to London Heathrow Airport?

Best airlines flying from San José to London Heathrow Airport

Compare and see reviews for airlines that fly from San José to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £565Free CancellationRating
7.8
1,539 reviews
Search KLM flights
Air FrancePriceFrom £571Free CancellationRating
7.5
1,627 reviews
Search Air France flights

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Why use momondo?

Why should I use momondo to find a flight deal from San José to London?

It is quick and easy to find San José to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from San José to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from San José with this policy.

How can momondo help me find flights from San José to London?

momondo provides multiple filters to help you find the best flight to London from San José. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San José to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San José to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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