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Cheap flights from London Heathrow Airport to San José from $418

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 2/19. 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
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m
1 stop
Multiple Airlines Logo
7:05 pm - 9:25 pm
SJO
-
LHR
19h 20m
1 stop
$807Multiple Airlines
Thu, May 28 - Sun, Jun 14
Multiple Airlines Logo
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m
1 stop
Multiple Airlines Logo
7:05 pm - 9:25 pm
SJO
-
LHR
19h 20m
1 stop
$808Multiple Airlines
Sat, Jun 6 - Sun, Jun 14
Air Canada Logo
9:00 am - 11:05 pm
LHR
-
SJO
20h 05m
2 stops
Air Canada Logo
7:35 am - 11:20 am
SJO
-
LHR
21h 45m
1 stop
$812Air Canada
Wed, Mar 11 - Wed, Mar 18
SWISS Logo
8:05 pm - 5:35 pm
LHR
-
SJO
28h 30m
1 stop
SWISS Logo
2:40 pm - 4:25 pm
SJO
-
LHR
18h 45m
2 stops
$813SWISS
Tue, May 5 - Mon, May 18
Air Canada Logo
9:00 am - 11:05 pm
LHR
-
SJO
20h 05m
2 stops
Air Canada Logo
7:35 am - 7:10 am
SJO
-
LHR
17h 35m
2 stops
$815Air Canada
Wed, Mar 11 - Wed, Mar 18
SWISS Logo
6:40 pm - 2:05 pm
LHR
-
SJO
26h 25m
1 stop
SWISS Logo
2:40 pm - 7:20 pm
SJO
-
LHR
21h 40m
2 stops
$822SWISS
Thu, Jun 18 - Sun, Jun 28
Avianca Logo
10:05 pm - 3:25 pm
LHR
-
SJO
24h 20m
1 stop
Avianca Logo
9:25 am - 3:35 pm
SJO
-
LHR
23h 10m
1 stop
$823Avianca
Tue, May 5 - Thu, May 14
Avianca Logo
10:05 pm - 11:15 pm
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
4:00 pm - 3:35 pm
SJO
-
LHR
16h 35m
1 stop
$825Avianca
Tue, May 5 - Thu, May 14
Air Canada Logo
6:00 am - 10:10 pm
LHR
-
SJO
23h 10m
2 stops
Air Canada Logo
7:15 am - 8:35 am
SJO
-
LHR
18h 20m
2 stops
$827Air Canada
Tue, Apr 7 - Thu, May 7
Avianca Logo
10:05 pm - 11:15 pm
LHR
-
SJO
32h 10m
2 stops
Avianca Logo
5:45 am - 3:35 pm
SJO
-
LHR
26h 50m
2 stops
$828Avianca
Tue, May 5 - Thu, May 14

Lufthansa flights from London Heathrow Airport to San José

Our best Lufthansa deals on London Heathrow Airport to San José flight tickets
Lufthansa
May 30
LHR9:30 amLondon Heathrow
15h 05m
1 stop
SJO5:35 pmSan José Juan Santamaria Intl
Jun 9
SJO7:25 pmSan José Juan Santamaria Intl
15h 15m
1 stop
LHR5:40 pmLondon Heathrow
$841
Lufthansa
May 30
LHR7:25 amLondon Heathrow
17h 10m
2 stops
SJO5:35 pmSan José Juan Santamaria Intl
Jun 9
SJO7:25 pmSan José Juan Santamaria Intl
15h 15m
1 stop
LHR5:40 pmLondon Heathrow
$852
Lufthansa
Feb 19
LHR8:15 pmLondon Heathrow
24h 35m
2 stops
SJO2:50 pmSan José Juan Santamaria Intl
Feb 26
SJO8:40 pmSan José Juan Santamaria Intl
18h 20m
2 stops
LHR9:00 pmLondon Heathrow
$990

Avianca flights from London Heathrow Airport to San José

Our best Avianca deals on London Heathrow Airport to San José flight tickets
Avianca
May 5
LHR10:05 pmLondon Heathrow
24h 20m
1 stop
SJO3:25 pmSan José Juan Santamaria Intl
May 14
SJO9:25 amSan José Juan Santamaria Intl
23h 10m
1 stop
LHR3:35 pmLondon Heathrow
$823
Avianca
Apr 16
LHR10:05 pmLondon Heathrow
24h 20m
1 stop
SJO3:25 pmSan José Juan Santamaria Intl
Apr 25
SJO4:00 pmSan José Juan Santamaria Intl
16h 35m
1 stop
LHR3:35 pmLondon Heathrow
$825
Avianca
May 5
LHR10:05 pmLondon Heathrow
32h 10m
2 stops
SJO11:15 pmSan José Juan Santamaria Intl
May 14
SJO5:45 amSan José Juan Santamaria Intl
26h 50m
2 stops
LHR3:35 pmLondon Heathrow
$828

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 February 13, 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

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 5/28

6:30 am-4:20 pm

1 stop16h 50m

San José Juan Santamaria Intl

Sun 6/14

7:05 pm-9:25 pm

1 stop19h 20m

$807

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 6/6

6:30 am-4:20 pm

1 stop16h 50m

San José Juan Santamaria Intl

Sun 6/14

7:05 pm-9:25 pm

1 stop19h 20m

$808

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/11

9:00 am-11:05 pm

2 stops20h 05m

San José Juan Santamaria Intl

Wed 3/18

7:35 am-11:20 am

1 stop21h 45m

$812

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 5/5

8:05 pm-5:35 pm

1 stop28h 30m

San José Juan Santamaria Intl

Mon 5/18

2:40 pm-4:25 pm

2 stops18h 45m

$813

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 3/11

9:00 am-11:05 pm

2 stops20h 05m

San José Juan Santamaria Intl

Wed 3/18

7:35 am-7:10 am

2 stops17h 35m

$815

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Thu 6/18

6:40 pm-2:05 pm

1 stop26h 25m

San José Juan Santamaria Intl

Sun 6/28

2:40 pm-7:20 pm

2 stops21h 40m

$822

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 5/5

10:05 pm-3:25 pm

1 stop24h 20m

San José Juan Santamaria Intl

Thu 5/14

9:25 am-3:35 pm

1 stop23h 10m

$823

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 5/5

10:05 pm-11:15 pm

2 stops32h 10m

San José Juan Santamaria Intl

Thu 5/14

4:00 pm-3:35 pm

1 stop16h 35m

$825

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 4/7

6:00 am-10:10 pm

2 stops23h 10m

San José Juan Santamaria Intl

Thu 5/7

7:15 am-8:35 am

2 stops18h 20m

$827

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 5/5

10:05 pm-11:15 pm

2 stops32h 10m

San José Juan Santamaria Intl

Thu 5/14

5:45 am-3:35 pm

2 stops26h 50m

$828

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 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 $820.

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 $877 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 $810 on momondo.

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

As of February 2026, prices for London Heathrow Airport to San José flights are approximately 8% 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 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

16h 50m

Direct flights

None
The fastest flight from London Heathrow Airport to San José takes 16h 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?

    There are 5405.7 mi between London Heathrow and San José Juan Santamaria Intl. A reasonable flight in good conditions will take 16h 50m.

  • 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
9,286 reviews
Search United Airlines flights
Air CanadaPriceFrom $769Free CancellationRating
7.1
10,717 reviews
Search Air Canada 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
San Gerardo de Dota
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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