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Cheap flights from San José to London from £265

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 13/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Iberia Logo
16:30 - 14:55
SJO
-
LHR
15h 25m1 stop
Iberia Logo
06:10 - 15:05
LHR
-
SJO
15h 55m1 stop
£535Iberia
Sat, 6 Jun - Fri, 12 Jun
KLM Logo
07:00 - 06:25
SJO
-
LHR
17h 25m1 stop
KLM Logo
06:30 - 18:25
LHR
-
SJO
17h 55m1 stop
£539KLM
Mon, 2 Mar - Tue, 17 Mar
Iberia Logo
18:15 - 16:05
SJO
-
LHR
15h 50m1 stop
Iberia Logo
06:15 - 16:35
LHR
-
SJO
16h 20m1 stop
£542Iberia
Thu, 5 Feb - Sat, 28 Feb
Multiple Airlines Logo
14:25 - 11:40
SJO
-
LHR
15h 15m1 stop
Multiple Airlines Logo
19:20 - 17:50
LHR
-
SJO
28h 30m1 stop
£549Multiple Airlines
Thu, 12 Feb - Thu, 26 Feb
Multiple Airlines Logo
07:00 - 07:50
SJO
-
LHR
18h 50m1 stop
Multiple Airlines Logo
06:20 - 17:50
LHR
-
SJO
17h 30m1 stop
£550Multiple Airlines
Thu, 5 Mar - Thu, 19 Mar
KLM Logo
13:25 - 13:30
SJO
-
LHR
17h 05m1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m1 stop
£551KLM
Tue, 21 Apr - Thu, 7 May
KLM Logo
14:31 - 11:40
SJO
-
LHR
15h 09m1 stop
KLM Logo
06:30 - 22:15
LHR
-
SJO
21h 45m2 stops
£552KLM
Fri, 30 Jan - Fri, 6 Feb
KLM Logo
18:25 - 20:55
SJO
-
LHR
19h 30m1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m1 stop
£554KLM
Thu, 21 May - Sat, 6 Jun
Multiple Airlines Logo
19:05 - 18:35
SJO
-
LHR
16h 30m1 stop
Multiple Airlines Logo
20:55 - 16:20
LHR
-
SJO
26h 25m1 stop
£555Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
KLM Logo
07:00 - 09:00
SJO
-
LHR
20h 00m1 stop
KLM Logo
12:30 - 22:15
LHR
-
SJO
15h 45m1 stop
£557KLM
Fri, 30 Jan - Fri, 6 Feb

KLM flights from San José to London Heathrow Airport

Our best KLM deals on San José to London Heathrow Airport flight tickets
KLM
21 Apr
SJO13:25San José Juan Santamaria Intl
17h 05m
1 stop
LHR13:30London Heathrow
13 May
LHR20:55London Heathrow
26h 25m
1 stop
SJO16:20San José Juan Santamaria Intl
£551
Find similar
KLM
30 Jan
SJO14:31San José Juan Santamaria Intl
15h 09m
1 stop
LHR11:40London Heathrow
6 Feb
LHR06:30London Heathrow
21h 45m
2 stops
SJO22:15San José Juan Santamaria Intl
£552
Find similar
KLM
21 May
SJO18:25San José Juan Santamaria Intl
16h 10m
1 stop
LHR17:35London Heathrow
6 Jun
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
£554
Find similar

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
13 May
SJO19:15San José Juan Santamaria Intl
29h 45m
1 stop
LHR08:00London Heathrow
20 May
LHR06:15London Heathrow
17h 55m
1 stop
SJO17:10San José Juan Santamaria Intl
£563
Find similar
Air France
13 May
SJO19:15San José Juan Santamaria Intl
29h 45m
1 stop
LHR08:00London Heathrow
20 May
LHR06:15London Heathrow
17h 55m
1 stop
SJO17:10San José Juan Santamaria Intl
£571
Find similar

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 18 December 2025.
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

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 6/6

16:30-14:55

1 stop15h 25m

London Heathrow

Fri 12/6

06:10-15:05

1 stop15h 55m

£535

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 2/3

07:00-06:25

1 stop17h 25m

London Heathrow

Tue 17/3

06:30-18:25

1 stop17h 55m

£539

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 5/2

18:15-16:05

1 stop15h 50m

London Heathrow

Sat 28/2

06:15-16:35

1 stop16h 20m

£542

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 12/2

14:25-11:40

1 stop15h 15m

London Heathrow

Thu 26/2

19:20-17:50

1 stop28h 30m

£549

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 5/3

07:00-07:50

1 stop18h 50m

London Heathrow

Thu 19/3

06:20-17:50

1 stop17h 30m

£550

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 21/4

13:25-13:30

1 stop17h 05m

London Heathrow

Thu 7/5

06:30-16:20

1 stop16h 50m

£551

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 30/1

14:31-11:40

1 stop15h 09m

London Heathrow

Fri 6/2

06:30-22:15

2 stops21h 45m

£552

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 21/5

18:25-20:55

1 stop19h 30m

London Heathrow

Sat 6/6

06:30-16:20

1 stop16h 50m

£554

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 1/6

19:05-18:35

1 stop16h 30m

London Heathrow

Mon 15/6

20:55-16:20

1 stop26h 25m

£555

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 30/1

07:00-09:00

1 stop20h 00m

London Heathrow

Fri 6/2

12:30-22:15

1 stop15h 45m

£557

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, February 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 £576. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from San José averaging around £583.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from San José is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £589. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £676.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from San José to London Heathrow Airport in the morning for as low as £572. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £683 on average. Flights to London Heathrow Airport from San José in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight 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 £651 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 £593 on momondo.

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

As of December 2025, prices for San José to London Heathrow Airport flights are approximately 10% cheaper 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

13h 35m

Direct flights

None
The fastest flight from San José to London Heathrow Airport takes 13h 35m
There are no direct flights from San José to London Heathrow Airport. There are no popular flight routes from San José to London Heathrow Airport.
Search flight deals

  • 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 13h 35m.

  • 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 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
Air FrancePriceFrom £437Free CancellationRating
7.4
1,507 reviews
Search Air France flights
KLMPriceFrom £520Free CancellationRating
7.7
1,428 reviews
Search KLM flights
IberiaPriceFrom £580Free CancellationRating
7.0
3,053 reviews
Search Iberia 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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