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Cheap flights from London Heathrow Airport to San José from £286

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to San José departing on 18/3. 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
0 bags

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Find the cheapest flights from London Heathrow Airport to San José

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
06:00 - 19:55
LHR
-
SJO
19h 55m2 stops
American Airlines Logo
14:20 - 14:25
SJO
-
LHR
17h 05m1 stop
£510American Airlines
Tue, 17 Mar - Tue, 31 Mar
American Airlines Logo
06:05 - 19:44
LHR
-
SJO
19h 39m2 stops
American Airlines Logo
14:10 - 12:00
SJO
-
LHR
15h 50m1 stop
£511American Airlines
Tue, 3 Feb - Wed, 18 Feb
Multiple Airlines Logo
11:15 - 13:54
LHR
-
SJO
32h 39m1 stop
Multiple Airlines Logo
07:00 - 08:15
SJO
-
LHR
19h 15m1 stop
£519Multiple Airlines
Mon, 9 Feb - Mon, 2 Mar
American Airlines Logo
09:35 - 23:43
LHR
-
SJO
20h 08m2 stops
American Airlines Logo
08:00 - 08:35
SJO
-
LHR
18h 35m1 stop
£522American Airlines
Wed, 4 Feb - Mon, 9 Feb
American Airlines Logo
13:30 - 14:04
LHR
-
SJO
30h 34m2 stops
American Airlines Logo
00:31 - 06:50
SJO
-
LHR
24h 19m1 stop
£523American Airlines
Sat, 14 Feb - Fri, 27 Feb
American Airlines Logo
12:35 - 22:30
LHR
-
SJO
15h 55m1 stop
American Airlines Logo
07:09 - 06:55
SJO
-
LHR
17h 46m1 stop
£525American Airlines
Fri, 30 Jan - Fri, 6 Feb
American Airlines Logo
11:15 - 21:02
LHR
-
SJO
15h 47m1 stop
American Airlines Logo
08:00 - 08:15
SJO
-
LHR
18h 15m1 stop
£526American Airlines
Mon, 26 Jan - Fri, 30 Jan
British Airways Logo
11:45 - 12:38
LHR
-
SJO
30h 53m1 stop
British Airways Logo
00:31 - 08:15
SJO
-
LHR
25h 44m1 stop
£527British Airways
Sun, 8 Feb - Fri, 20 Feb
American Airlines Logo
10:35 - 23:43
LHR
-
SJO
19h 08m2 stops
American Airlines Logo
06:38 - 06:50
SJO
-
LHR
18h 12m1 stop
£528American Airlines
Thu, 29 Jan - Mon, 9 Feb
American Airlines Logo
10:15 - 22:30
LHR
-
SJO
18h 15m2 stops
American Airlines Logo
15:04 - 12:15
SJO
-
LHR
15h 11m1 stop
£529American Airlines
Mon, 9 Feb - Fri, 20 Feb

American Airlines flights from London Heathrow Airport to San José

Our best American Airlines deals on London Heathrow Airport to San José flight tickets
American Airlines
17 Mar
LHR06:00London Heathrow
19h 55m
2 stops
SJO19:55San José Juan Santamaria Intl
31 Mar
SJO14:20San José Juan Santamaria Intl
17h 05m
1 stop
LHR14:25London Heathrow
£510
Find similar
American Airlines
3 Feb
LHR06:05London Heathrow
19h 39m
2 stops
SJO19:44San José Juan Santamaria Intl
18 Feb
SJO14:10San José Juan Santamaria Intl
15h 50m
1 stop
LHR12:00London Heathrow
£511
Find similar
American Airlines
4 Feb
LHR11:00London Heathrow
17h 30m
1 stop
SJO22:30San José Juan Santamaria Intl
9 Feb
SJO06:38San José Juan Santamaria Intl
18h 12m
1 stop
LHR06:50London Heathrow
£522
Find similar

Air Canada flights from London Heathrow Airport to San José

Our best Air Canada deals on London Heathrow Airport to San José flight tickets
Air Canada
19 Jan
LHR13:45London Heathrow
39h 30m
2 stops
SJO23:15San José Juan Santamaria Intl
28 Jan
SJO09:00San José Juan Santamaria Intl
29h 35m
2 stops
LHR20:35London Heathrow
£555
Find similar
Air Canada
11 Feb
LHR09:00London Heathrow
21h 05m
2 stops
SJO00:05San José Juan Santamaria Intl
25 Feb
SJO08:50San José Juan Santamaria Intl
29h 45m
2 stops
LHR20:35London Heathrow
£558
Find similar
Air Canada
11 Feb
LHR09:00London Heathrow
21h 05m
2 stops
SJO00:05San José Juan Santamaria Intl
18 Feb
SJO08:50San José Juan Santamaria Intl
16h 20m
1 stop
LHR07:10London Heathrow
£560
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 17/3

06:00-19:55

2 stops19h 55m

San José Juan Santamaria Intl

Tue 31/3

14:20-14:25

1 stop17h 05m

£510

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 3/2

06:05-19:44

2 stops19h 39m

San José Juan Santamaria Intl

Wed 18/2

14:10-12:00

1 stop15h 50m

£511

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 9/2

11:15-13:54

1 stop32h 39m

San José Juan Santamaria Intl

Mon 2/3

07:00-08:15

1 stop19h 15m

£519

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 4/2

09:35-23:43

2 stops20h 08m

San José Juan Santamaria Intl

Mon 9/2

08:00-08:35

1 stop18h 35m

£522

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 14/2

13:30-14:04

2 stops30h 34m

San José Juan Santamaria Intl

Fri 27/2

00:31-06:50

1 stop24h 19m

£523

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 30/1

12:35-22:30

1 stop15h 55m

San José Juan Santamaria Intl

Fri 6/2

07:09-06:55

1 stop17h 46m

£525

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 26/1

11:15-21:02

1 stop15h 47m

San José Juan Santamaria Intl

Fri 30/1

08:00-08:15

1 stop18h 15m

£526

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 8/2

11:45-12:38

1 stop30h 53m

San José Juan Santamaria Intl

Fri 20/2

00:31-08:15

1 stop25h 44m

£527

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 29/1

10:35-23:43

2 stops19h 08m

San José Juan Santamaria Intl

Mon 9/2

06:38-06:50

1 stop18h 12m

£528

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 9/2

10:15-22:30

2 stops18h 15m

San José Juan Santamaria Intl

Fri 20/2

15:04-12:15

1 stop15h 11m

£529

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 San José from

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

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 cheapest month to fly to San José?

The cheapest month to fly to San José from London Heathrow Airport is in November. Flight prices, which tend to average around £563, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to San José from London Heathrow Airport during January instead. Flights to San José in January, while not as cheap as those in November, still average around £607.

What is the cheapest day to depart on your flight to San José?

The cheapest day to depart from London Heathrow Airport to San José is on a Friday when prices can be found for as low as £757. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £1,082. These prices are subject to change though, so be sure to set up a Price Alert for flights to San José.

What is the cheapest time of day to depart on your flight to San José?

Our data shows that the cheapest London Heathrow Airport to San José flights are usually those with departure times in the afternoon. Our users have found flights to San José in the afternoon for as low as £602. In the morning is when there is more demand to fly to San José, so prices are often more expensive at around £831 per ticket.

How far in advance should I book a flight to San José?

You are more likely to see cheaper flights to San José from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around £650 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from London Heathrow Airport for as low as £602 on momondo.

Can stopping save me money on London Heathrow Airport to San José flights?

You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to San José flight.

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

As of December 2025, prices for London Heathrow Airport to San José flights are approximately 37% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to San José

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

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

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from London Heathrow Airport to San José takes 14h 50m
There are no direct flights from London Heathrow Airport to San José. There are no popular flight routes from London Heathrow Airport to San José.
Search flight deals

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

    The distance between London Heathrow and San José Juan Santamaria Intl is about 5405.7 mi. Flights usually cover this in 14h 50m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents required for your trip to San José Juan Santamaria Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San José Juan Santamaria Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from London Heathrow Airport to San José

Compare and see reviews for airlines that fly from London Heathrow Airport to San José with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £470Free CancellationRating
7.0
591 reviews
Search Icelandair flights
JetBluePriceFrom £476Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
Air CanadaPriceFrom £501Free CancellationRating
7.1
10,534 reviews
Search Air Canada flights
FinnairPriceFrom £504Free CancellationRating
7.6
1,338 reviews
Search Finnair flights
American AirlinesPriceFrom £517Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
Air FrancePriceFrom £525Free CancellationRating
7.4
1,507 reviews
Search Air France flights
AviancaPriceFrom £530Free CancellationRating
6.6
2,490 reviews
Search Avianca flights
KLMPriceFrom £543Free CancellationRating
7.7
1,428 reviews
Search KLM flights
LufthansaPriceFrom £556Free CancellationRating
6.8
7,635 reviews
Search Lufthansa flights
SWISSPriceFrom £568Free CancellationRating
7.5
1,815 reviews
Search SWISS flights

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Jacó
Alajuela
Manuel Antonio
Monteverde

Why use momondo?

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

It is quick and easy to find London to San José 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 San José that suits you.

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

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

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

momondo helps you find the best flight between London and San José by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of London to San José flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San José trip

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