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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 2/4. 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.
Multiple Airlines Logo
07:00 - 07:50
SJO
-
LHR
18h 50m
1 stop
Multiple Airlines Logo
06:20 - 15:00
LHR
-
SJO
14h 40m
1 stop
£502Multiple Airlines
Fri, 13 Feb - Mon, 9 Mar
Multiple Airlines Logo
14:35 - 11:40
SJO
-
LHR
15h 05m
1 stop
Multiple Airlines Logo
06:20 - 17:50
LHR
-
SJO
17h 30m
1 stop
£505Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
07:00 - 07:50
SJO
-
LHR
18h 50m
1 stop
Multiple Airlines Logo
09:00 - 17:50
LHR
-
SJO
14h 50m
1 stop
£510Multiple Airlines
Sun, 1 Mar - Thu, 12 Mar
Multiple Airlines Logo
13:20 - 11:40
SJO
-
LHR
16h 20m
1 stop
Multiple Airlines Logo
08:55 - 17:50
LHR
-
SJO
14h 55m
1 stop
£510Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
Multiple Airlines Logo
19:15 - 18:35
SJO
-
LHR
16h 20m
1 stop
Multiple Airlines Logo
08:40 - 16:20
LHR
-
SJO
14h 40m
1 stop
£513Multiple Airlines
Fri, 22 May - Tue, 26 May
Multiple Airlines Logo
18:25 - 20:55
SJO
-
LHR
19h 30m
1 stop
Multiple Airlines Logo
06:15 - 17:10
LHR
-
SJO
17h 55m
1 stop
£514Multiple Airlines
Thu, 21 May - Wed, 27 May
KLM Logo
18:25 - 20:55
SJO
-
LHR
19h 30m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£515KLM
Thu, 21 May - Thu, 28 May
Multiple Airlines Logo
19:15 - 18:35
SJO
-
LHR
16h 20m
1 stop
Multiple Airlines Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£516Multiple Airlines
Fri, 22 May - Tue, 26 May
Avianca Logo
01:45 - 14:35
SJO
-
LHR
30h 50m
1 stop
Avianca Logo
21:40 - 15:20
LHR
-
SJO
23h 40m
1 stop
£516Avianca
Wed, 11 Feb - Wed, 18 Feb
KLM Logo
07:00 - 06:25
SJO
-
LHR
17h 25m
1 stop
KLM Logo
17:50 - 22:02
LHR
-
SJO
34h 12m
2 stops
£517KLM
Sat, 14 Feb - Sat, 28 Feb

KLM flights from San José to London Heathrow Airport

Our best KLM deals on San José to London Heathrow Airport flight tickets
KLM
22 May
SJO19:15San José Juan Santamaria Intl
18h 40m
2 stops
LHR20:55London Heathrow
26 May
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
£520
KLM
9 May
SJO13:25San José Juan Santamaria Intl
16h 50m
1 stop
LHR13:15London Heathrow
30 May
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
£521
KLM
9 May
SJO13:25San José Juan Santamaria Intl
16h 50m
1 stop
LHR13:15London Heathrow
30 May
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
£527

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
3 Feb
SJO20:05San José Juan Santamaria Intl
14h 30m
1 stop
LHR16:35London Heathrow
11 Mar
LHR19:25London Heathrow
28h 25m
1 stop
SJO17:50San José Juan Santamaria Intl
£497
Air France
4 Feb
SJO20:05San José Juan Santamaria Intl
19h 20m
1 stop
LHR21:25London Heathrow
11 Mar
LHR06:20London Heathrow
20h 55m
2 stops
SJO21:15San José Juan Santamaria Intl
£529
Air France
6 Jun
SJO19:05San José Juan Santamaria Intl
14h 30m
1 stop
LHR16:35London Heathrow
13 Jun
LHR19:45London Heathrow
28h 15m
1 stop
SJO17:00San José Juan Santamaria Intl
£533

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 2 February 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

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 13/2

07:00-07:50

1 stop18h 50m

London Heathrow

Mon 9/3

06:20-15:00

1 stop14h 40m

£502

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 2/3

14:35-11:40

1 stop15h 05m

London Heathrow

Mon 9/3

06:20-17:50

1 stop17h 30m

£505

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 1/3

07:00-07:50

1 stop18h 50m

London Heathrow

Thu 12/3

09:00-17:50

1 stop14h 50m

£510

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 10/3

13:20-11:40

1 stop16h 20m

London Heathrow

Tue 17/3

08:55-17:50

1 stop14h 55m

£510

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 22/5

19:15-18:35

1 stop16h 20m

London Heathrow

Tue 26/5

08:40-16:20

1 stop14h 40m

£513

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 21/5

18:25-20:55

1 stop19h 30m

London Heathrow

Wed 27/5

06:15-17:10

1 stop17h 55m

£514

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 21/5

18:25-20:55

1 stop19h 30m

London Heathrow

Thu 28/5

06:30-16:20

1 stop16h 50m

£515

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 22/5

19:15-18:35

1 stop16h 20m

London Heathrow

Tue 26/5

06:30-16:20

1 stop16h 50m

£516

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 11/2

01:45-14:35

1 stop30h 50m

London Heathrow

Wed 18/2

21:40-15:20

1 stop23h 40m

£516

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 14/2

07:00-06:25

1 stop17h 25m

London Heathrow

Sat 28/2

17:50-22:02

2 stops34h 12m

£517

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, October 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 £566. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from San José averaging around £568.

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 £642 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 £588 on momondo.

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

As of February 2026, prices for San José to London Heathrow Airport flights are approximately 3% 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

14h 30m

Direct flights

None
The fastest flight from San José to London Heathrow Airport takes 14h 30m
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 14h 30m.

  • 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
KLMPriceFrom £514Free CancellationRating
7.7
1,448 reviews
Search KLM flights
Air FrancePriceFrom £529Free CancellationRating
7.4
1,531 reviews
Search Air France flights
IberiaPriceFrom £644Free CancellationRating
7.0
3,101 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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