Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to San José from £278

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 21/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
09:45 - 14:35
SJO
-
LHR
22h 50m
1 stop
£606Avianca
Wed, 16 Sep - Wed, 28 Oct
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
Fri, 17 Apr - Fri, 8 May
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£609Avianca
Fri, 8 May - Mon, 25 May
Avianca Logo
22:05 - 15:25
LHR
-
SJO
24h 20m
1 stop
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£609Avianca
Wed, 22 Apr - Sat, 2 May
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
16:00 - 15:35
SJO
-
LHR
16h 35m
1 stop
£610Avianca
Fri, 5 Jun - Wed, 24 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
£611Avianca
Thu, 16 Apr - Sat, 25 Apr
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
05:45 - 15:35
SJO
-
LHR
26h 50m
2 stops
£612Avianca
Tue, 14 Apr - Sun, 3 May
Avianca Logo
22:05 - 23:15
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
09:25 - 15:35
SJO
-
LHR
23h 10m
1 stop
£612Avianca
Mon, 18 May - Mon, 1 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
Thu, 16 Apr - Sat, 25 Apr
Avianca Logo
22:05 - 08:50
LHR
-
SJO
17h 45m
1 stop
Avianca Logo
09:25 - 15:35
SJO
-
LHR
23h 10m
1 stop
£614Avianca
Sat, 25 Apr - Sat, 9 May

Air France flights from London Heathrow Airport to San José

Our best Air France deals on London Heathrow Airport to San José flight tickets
Air France
12 Sept
LHR06:15London Heathrow
17h 45m
1 stop
SJO17:00San José Juan Santamaria Intl
26 Sept
SJO19:05San José Juan Santamaria Intl
29h 50m
1 stop
LHR07:55London Heathrow
£621
Air France
6 Jun
LHR08:55London Heathrow
15h 05m
1 stop
SJO17:00San José Juan Santamaria Intl
20 Jun
SJO19:05San José Juan Santamaria Intl
14h 30m
1 stop
LHR16:35London Heathrow
£633
Air France
12 Jun
LHR06:15London Heathrow
17h 45m
1 stop
SJO17:00San José Juan Santamaria Intl
24 Jun
SJO19:05San José Juan Santamaria Intl
29h 50m
1 stop
LHR07:55London Heathrow
£634

Avianca flights from London Heathrow Airport to San José

Our best Avianca deals on London Heathrow Airport to San José flight tickets
Avianca
16 Sept
LHR22:05London Heathrow
17h 45m
1 stop
SJO08:50San José Juan Santamaria Intl
28 Oct
SJO09:45San José Juan Santamaria Intl
22h 50m
1 stop
LHR14:35London Heathrow
£606
Avianca
17 Apr
LHR22:05London Heathrow
17h 45m
1 stop
SJO08:50San José Juan Santamaria Intl
6 May
SJO09:25San José Juan Santamaria Intl
23h 10m
1 stop
LHR15:35London Heathrow
£608
Avianca
8 May
LHR22:05London Heathrow
17h 45m
1 stop
SJO08:50San José Juan Santamaria Intl
24 May
SJO16:00San José Juan Santamaria Intl
16h 35m
1 stop
LHR15:35London Heathrow
£609

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 23 March 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 16/9

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Wed 28/10

09:45-14:35

1 stop22h 50m

£606
Fastest return journey

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 17/4

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Fri 8/5

16:00-15:35

1 stop16h 35m

£608

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 8/5

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Mon 25/5

16:00-15:35

1 stop16h 35m

£609

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 22/4

22:05-15:25

1 stop24h 20m

San José Juan Santamaria Intl

Sat 2/5

16:00-15:35

1 stop16h 35m

£609

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 5/6

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Wed 24/6

16:00-15:35

1 stop16h 35m

£610

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 16/4

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Sat 25/4

05:45-15:35

2 stops26h 50m

£611

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 14/4

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Sun 3/5

05:45-15:35

2 stops26h 50m

£612

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Mon 18/5

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Mon 1/6

09:25-15:35

1 stop23h 10m

£612

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 16/4

22:05-23:15

2 stops32h 10m

San José Juan Santamaria Intl

Sat 25/4

05:45-15:35

2 stops26h 50m

£613

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 25/4

22:05-08:50

1 stop17h 45m

San José Juan Santamaria Intl

Sat 9/5

09:25-15:35

1 stop23h 10m

£614

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 £564, 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 £621.

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 £759. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around £857. These prices are subject to change though, so be sure to set up a Price Alert for flights to San José.

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 £664 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 £612 on momondo.

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

You could potentially save up to 44% 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 March 2026, prices for London Heathrow Airport to San José flights are approximately 23% 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

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
SWISSPriceFrom £442Free CancellationRating
7.5
1,903 reviews
Search SWISS flights
FinnairPriceFrom £459Free CancellationRating
7.7
1,374 reviews
Search Finnair flights
IcelandairPriceFrom £471Free CancellationRating
7.0
625 reviews
Search Icelandair flights
Air CanadaPriceFrom £474Free CancellationRating
7.1
10,835 reviews
Search Air Canada flights
JetBluePriceFrom £477Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
American AirlinesPriceFrom £518Free CancellationRating
7.1
11,489 reviews
Search American Airlines flights
Air FrancePriceFrom £544Free CancellationRating
7.4
1,547 reviews
Search Air France flights
LufthansaPriceFrom £548Free CancellationRating
6.8
7,860 reviews
Search Lufthansa flights
AviancaPriceFrom £551Free CancellationRating
6.5
2,505 reviews
Search Avianca flights
KLMPriceFrom £554Free CancellationRating
7.8
1,477 reviews
Search KLM 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 22/4
Wed 29/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Airports servicing Costa Rica

Liberia Airport