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Cheap flights from London Heathrow Airport to San José from $419

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 2/25. 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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Find the cheapest flights from London Heathrow Airport to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:55 pm - 4:20 pm
LHR
-
SJO
26h 25m1 stop
Multiple Airlines Logo
7:05 pm - 9:25 pm
SJO
-
LHR
19h 20m1 stop
$768Multiple Airlines
Fri, May 22 - Sun, Jun 7
SWISS Logo
6:00 am - 2:50 pm
LHR
-
SJO
14h 50m1 stop
SWISS Logo
4:45 pm - 5:50 pm
SJO
-
LHR
19h 05m1 stop
$778SWISS
Fri, Jan 16 - Fri, Jan 23
Lufthansa Logo
9:30 am - 6:55 pm
LHR
-
SJO
15h 25m1 stop
Lufthansa Logo
8:40 pm - 6:45 pm
SJO
-
LHR
16h 05m1 stop
$780Lufthansa
Thu, Jan 15 - Thu, Jan 22
Air Canada Logo
6:00 am - 12:05 am
LHR
-
SJO
24h 05m2 stops
Air Canada Logo
8:35 am - 11:20 am
SJO
-
LHR
20h 45m1 stop
$782Air Canada
Sun, Jan 18 - Sat, Jan 31
Air Canada Logo
6:50 am - 11:15 pm
LHR
-
SJO
22h 25m2 stops
Air Canada Logo
8:50 am - 7:10 am
SJO
-
LHR
16h 20m1 stop
$788Air Canada
Sun, Feb 8 - Mon, Feb 23
Air Canada Logo
6:50 am - 11:15 pm
LHR
-
SJO
22h 25m2 stops
Air Canada Logo
8:50 am - 7:10 am
SJO
-
LHR
16h 20m1 stop
$791Air Canada
Fri, Jan 16 - Mon, Jan 19
Air Canada Logo
6:00 am - 12:05 am
LHR
-
SJO
24h 05m2 stops
Air Canada Logo
8:50 am - 8:30 am
SJO
-
LHR
17h 40m2 stops
$792Air Canada
Sun, Jan 18 - Sat, Jan 31
Air Canada Logo
6:50 am - 11:15 pm
LHR
-
SJO
22h 25m2 stops
Air Canada Logo
8:35 am - 11:20 am
SJO
-
LHR
20h 45m1 stop
$794Air Canada
Fri, Jan 16 - Sun, Jan 25
Multiple Airlines Logo
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m1 stop
Multiple Airlines Logo
7:05 pm - 6:35 pm
SJO
-
LHR
16h 30m1 stop
$796Multiple Airlines
Thu, May 28 - Mon, Jun 15
Multiple Airlines Logo
12:15 pm - 12:22 pm
LHR
-
SJO
30h 07m3 stops
Multiple Airlines Logo
7:22 am - 10:50 am
SJO
-
LHR
21h 28m2 stops
$803Multiple Airlines
Sun, Jan 18 - Sat, Jan 31

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
Jan 18
LHR6:00 amLondon Heathrow
24h 05m
2 stops
SJO12:05 amSan José Juan Santamaria Intl
Jan 31
SJO8:35 amSan José Juan Santamaria Intl
20h 45m
1 stop
LHR11:20 amLondon Heathrow
$782
Find similar
Air Canada
Feb 8
LHR6:50 amLondon Heathrow
22h 25m
2 stops
SJO11:15 pmSan José Juan Santamaria Intl
Feb 23
SJO8:50 amSan José Juan Santamaria Intl
16h 20m
1 stop
LHR7:10 amLondon Heathrow
$788
Find similar
Air Canada
Jan 16
LHR6:50 amLondon Heathrow
22h 25m
2 stops
SJO11:15 pmSan José Juan Santamaria Intl
Jan 19
SJO8:50 amSan José Juan Santamaria Intl
16h 20m
1 stop
LHR7:10 amLondon Heathrow
$791
Find similar

Turkish Airlines flights from London Heathrow Airport to San José

Our best Turkish Airlines deals on London Heathrow Airport to San José flight tickets
Turkish Airlines
Jan 2
LHR10:35 pmLondon Heathrow
29h 17m
3 stops
SJO9:52 pmSan José Juan Santamaria Intl
Jan 31
SJO2:54 pmSan José Juan Santamaria Intl
24h 11m
2 stops
LHR9:05 pmLondon Heathrow
$1,777
Find similar
Turkish Airlines
Jan 2
LHR10:35 pmLondon Heathrow
29h 17m
3 stops
SJO9:52 pmSan José Juan Santamaria Intl
Jan 31
SJO2:54 pmSan José Juan Santamaria Intl
24h 11m
2 stops
LHR9:05 pmLondon Heathrow
$1,778
Find similar
Turkish Airlines
Jan 5
LHR10:35 pmLondon Heathrow
29h 17m
3 stops
SJO9:52 pmSan José Juan Santamaria Intl
Jan 21
SJO2:54 pmSan José Juan Santamaria Intl
24h 11m
2 stops
LHR9:05 pmLondon Heathrow
$2,029
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 28, 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

Fri 5/22

8:55 pm-4:20 pm

1 stop26h 25m

San José Juan Santamaria Intl

Sun 6/7

7:05 pm-9:25 pm

1 stop19h 20m

$768

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 1/16

6:00 am-2:50 pm

1 stop14h 50m

San José Juan Santamaria Intl

Fri 1/23

4:45 pm-5:50 pm

1 stop19h 05m

$778

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 1/15

9:30 am-6:55 pm

1 stop15h 25m

San José Juan Santamaria Intl

Thu 1/22

8:40 pm-6:45 pm

1 stop16h 05m

$780

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 1/18

6:00 am-12:05 am

2 stops24h 05m

San José Juan Santamaria Intl

Sat 1/31

8:35 am-11:20 am

1 stop20h 45m

$782

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 2/8

6:50 am-11:15 pm

2 stops22h 25m

San José Juan Santamaria Intl

Mon 2/23

8:50 am-7:10 am

1 stop16h 20m

$788

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 1/16

6:50 am-11:15 pm

2 stops22h 25m

San José Juan Santamaria Intl

Mon 1/19

8:50 am-7:10 am

1 stop16h 20m

$791

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 1/18

6:00 am-12:05 am

2 stops24h 05m

San José Juan Santamaria Intl

Sat 1/31

8:50 am-8:30 am

2 stops17h 40m

$792

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 1/16

6:50 am-11:15 pm

2 stops22h 25m

San José Juan Santamaria Intl

Sun 1/25

8:35 am-11:20 am

1 stop20h 45m

$794

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 5/28

6:30 am-4:20 pm

1 stop16h 50m

San José Juan Santamaria Intl

Mon 6/15

7:05 pm-6:35 pm

1 stop16h 30m

$796

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 1/18

12:15 pm-12:22 pm

3 stops30h 07m

San José Juan Santamaria Intl

Sat 1/31

7:22 am-10:50 am

2 stops21h 28m

$803

Flights are sorted by cheapest round-trip 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 typical price of a round-trip flight between London Heathrow Airport and San José?

What is the cheapest month to fly to San José?

In general, November is the cheapest month to fly from London Heathrow Airport to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $753. If you don’t want to visit San José in November, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $812.

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 $870 when searching weeks out. 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 $805 on momondo.

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 round-trip 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 40m

Direct flights

None
The fastest flight from London Heathrow Airport to San José takes 14h 40m
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?

    There are 5405.7 mi between London Heathrow and San José Juan Santamaria Intl. A reasonable flight in good conditions will take 14h 40m.

  • 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 are refreshed on a daily basis.

  • 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 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 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 necessary travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • 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
United AirlinesPriceFrom $728Free CancellationRating
7.4
9,113 reviews
Search United Airlines flights
American AirlinesPriceFrom $847Free CancellationRating
7.2
11,073 reviews
Search American Airlines flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Dominical
Santa Elena
Esterillos Este

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to San José for you.

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

Flights from London to San José with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to San José.

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

Price alerts on flights to San José from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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