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Cheap flights from London Heathrow Airport to San José from £373

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 26/5. 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.
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£589Avianca
Wed, 10 Jun - Fri, 12 Jun
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
09:25 - 15:35
SJO
-
LHR
23h 10m
1 stop
£608Avianca
Thu, 28 May - Mon, 1 Jun
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£608Avianca
Wed, 3 Jun - Sat, 6 Jun
Avianca Logo
22:05 - 15:25
LHR
-
SJO
24h 20m
1 stop
Avianca Logo
09:25 - 15:35
SJO
-
LHR
23h 10m
1 stop
£609Avianca
Wed, 3 Jun - Wed, 10 Jun
Avianca Logo
22:05 - 08:30
LHR
-
SJO
41h 25m
2 stops
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£610Avianca
Wed, 3 Jun - Wed, 10 Jun
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
09:25 - 15:35
SJO
-
LHR
23h 10m
1 stop
£610Avianca
Thu, 4 Jun - Wed, 17 Jun
Avianca Logo
22:05 - 15:25
LHR
-
SJO
24h 20m
1 stop
Avianca Logo
05:45 - 15:35
SJO
-
LHR
26h 50m
2 stops
£611Avianca
Wed, 3 Jun - Wed, 10 Jun
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
05:45 - 15:35
SJO
-
LHR
26h 50m
2 stops
£612Avianca
Wed, 3 Jun - Wed, 10 Jun
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
05:45 - 15:35
SJO
-
LHR
26h 50m
2 stops
£613Avianca
Wed, 3 Jun - Wed, 10 Jun
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
05:45 - 15:35
SJO
-
LHR
26h 50m
2 stops
£613Avianca
Tue, 2 Jun - Tue, 9 Jun

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
14 Jun
LHR06:00London Heathrow
21h 35m
2 stops
SJO20:35San José Juan Santamaria Intl
22 Jun
SJO07:15San José Juan Santamaria Intl
30h 45m
2 stops
LHR21:00London Heathrow
£666
Air Canada
15 May
LHR08:30London Heathrow
19h 05m
2 stops
SJO20:35San José Juan Santamaria Intl
18 May
SJO07:15San José Juan Santamaria Intl
19h 45m
1 stop
LHR10:00London Heathrow
£709
Air Canada
23 May
LHR18:00London Heathrow
33h 35m
2 stops
SJO20:35San José Juan Santamaria Intl
6 Jun
SJO07:15San José Juan Santamaria Intl
30h 45m
2 stops
LHR21:00London Heathrow
£724

KLM flights from London Heathrow Airport to San José

Our best KLM deals on London Heathrow Airport to San José flight tickets
KLM
11 Jun
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
18 Jun
SJO18:25San José Juan Santamaria Intl
19h 30m
1 stop
LHR20:55London Heathrow
£644
KLM
21 May
LHR06:30London Heathrow
16h 50m
1 stop
SJO16:20San José Juan Santamaria Intl
6 Jun
SJO18:25San José Juan Santamaria Intl
19h 30m
1 stop
LHR20:55London Heathrow
£646
KLM
30 May
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
6 Jun
SJO18:25San José Juan Santamaria Intl
19h 30m
1 stop
LHR20:55London Heathrow
£650

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 12 May 2026.
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

Cheapest return flight

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 10/6

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Fri 12/6

16:00-15:35

1 stop16h 35m

£589

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 28/5

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Mon 1/6

09:25-15:35

1 stop23h 10m

£608
Fastest return journey

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Sat 6/6

16:00-15:35

1 stop16h 35m

£608

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-15:25

1 stop24h 20m

San José Juan Santamaria Intl

Wed 10/6

09:25-15:35

1 stop23h 10m

£609

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-08:30

2 stops41h 25m

San José Juan Santamaria Intl

Wed 10/6

16:00-15:35

1 stop16h 35m

£610

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 4/6

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Wed 17/6

09:25-15:35

1 stop23h 10m

£610

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-15:25

1 stop24h 20m

San José Juan Santamaria Intl

Wed 10/6

05:45-15:35

2 stops26h 50m

£611

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Wed 10/6

05:45-15:35

2 stops26h 50m

£612

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/6

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Wed 10/6

05:45-15:35

2 stops26h 50m

£613

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 2/6

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Tue 9/6

05:45-15:35

2 stops26h 50m

£613

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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 £568, 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 September instead. Flights to San José in September, while not as cheap as those in November, still average around £598.

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 Monday when prices can be found for as low as £767. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £919. 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 London Heathrow to San José Juan Santamaria Intl flight route?

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

How far in advance should I book a flight from London Heathrow Airport 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 £667 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 £596 on momondo.

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

You could potentially save up to 35% 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 May 2026, prices for London Heathrow Airport to San José flights are approximately 16% cheaper 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

Best price found

£731

Fastest flight time

11h 30m

Direct flights

Mon, Wed, Thu, Sat and Sun

Airports in San José

1 airport
The best one-way flight to San José from London Heathrow Airport in the past 72 hours is £731. The best return flight deal from London Heathrow Airport to San José found on momondo in the last 72 hours is £1,111.
The fastest flight from London Heathrow Airport to San José takes 11h 30m
Direct flights go from London Heathrow Airport to San José on Monday, Wednesday, Thursday, Saturday and Sunday. Airline offering direct flights is British Airways..
There is 1 airport in San José. From London Heathrow Airport there are direct flights to San José Juan Santamaria Intl (SJO).
Search flight deals

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

  • 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 11h 30m, 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 plane model from London Heathrow Airport to San José?

  • 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
AviancaPriceFrom £428Free CancellationRating
6.5
2,522 reviews
Search Avianca flights
SWISSPriceFrom £435Free CancellationRating
7.6
1,943 reviews
Search SWISS flights
Air CanadaPriceFrom £440Free CancellationRating
7.1
11,022 reviews
Search Air Canada flights
JetBluePriceFrom £469Free CancellationRating
7.1
2,973 reviews
Search JetBlue flights
FinnairPriceFrom £498Free CancellationRating
7.6
1,393 reviews
Search Finnair flights
American AirlinesPriceFrom £510Free CancellationRating
7.1
11,664 reviews
Search American Airlines flights
LufthansaPriceFrom £522Free CancellationRating
6.8
7,993 reviews
Search Lufthansa flights
Air FrancePriceFrom £539Free CancellationRating
7.4
1,587 reviews
Search Air France flights
KLMPriceFrom £545Free CancellationRating
7.8
1,517 reviews
Search KLM flights
United AirlinesPriceFrom £581Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights

Travelling to a place near San José?

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

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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