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Cheap flights from London Heathrow Airport to San José from $457

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 2/1. 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.
United Airlines Logo
1:35 pm - 1:15 pmLHR-SJO
29h 40m2 stops
United Airlines Logo
9:05 am - 8:30 amSJO-LHR
17h 25m2 stops
$689United Airlines
Find Deal
vie., ene. 30 - jue., feb. 12
United Airlines Logo
10:25 am - 1:15 pmLHR-SJO
32h 50m2 stops
United Airlines Logo
9:05 am - 8:30 amSJO-LHR
17h 25m2 stops
$690United Airlines
Find Deal
vie., ene. 30 - jue., feb. 12
American Airlines Logo
8:20 am - 10:40 pmLHR-SJO
20h 20m1 stop
American Airlines Logo
3:04 pm - 12:15 pmSJO-LHR
15h 11m1 stop
$693American Airlines
Find Deal
jue., feb. 19 - vie., feb. 27
American Airlines Logo
11:00 am - 10:30 pmLHR-SJO
17h 30m1 stop
American Airlines Logo
6:38 am - 6:50 amSJO-LHR
18h 12m1 stop
$694American Airlines
Find Deal
jue., ene. 15 - dom., ene. 25
SWISS Logo
2:25 pm - 2:05 pmLHR-SJO
29h 40m2 stops
SWISS Logo
3:50 pm - 9:25 pmSJO-LHR
23h 35m3 stops
$696SWISS
Find Deal
mar., dic. 2 - mié., dic. 10
Air Canada Logo
9:00 am - 10:55 pmLHR-SJO
19h 55m2 stops
Air Canada Logo
8:35 am - 7:10 amSJO-LHR
16h 35m2 stops
$703Air Canada
Find Deal
vie., dic. 5 - vie., dic. 12
SWISS Logo
7:00 am - 2:05 pmLHR-SJO
37h 05m2 stops
SWISS Logo
3:50 pm - 9:25 pmSJO-LHR
23h 35m3 stops
$704SWISS
Find Deal
mar., dic. 2 - mié., dic. 10
Avianca Logo
9:40 pm - 3:20 pmLHR-SJO
23h 40m1 stop
Avianca Logo
4:15 pm - 2:35 pmSJO-LHR
16h 20m1 stop
$726Avianca
Find Deal
dom., mar. 1 - mar., mar. 10
Avianca Logo
9:40 pm - 7:45 amLHR-SJO
40h 05m2 stops
Avianca Logo
4:15 pm - 2:35 pmSJO-LHR
16h 20m1 stop
$728Avianca
Find Deal
dom., mar. 1 - mar., mar. 10
Air Canada Logo
3:10 pm - 9:20 pmLHR-SJO
37h 10m2 stops
Air Canada Logo
6:10 am - 6:30 amSJO-LHR
17h 20m2 stops
$754Air Canada
Find Deal
mar., abr. 7 - mié., abr. 15

SWISS flights from London Heathrow Airport to San José

Our best SWISS deals on London Heathrow Airport to San José flight tickets
SWISS
Dec 2
LHR2:25 pmLondon Heathrow
29h 40m
2 stops
SJO2:05 pmSan José Juan Santamaria Intl
Dec 10
SJO3:50 pmSan José Juan Santamaria Intl
23h 35m
3 stops
LHR9:25 pmLondon Heathrow
$696
Find similar
SWISS
Dec 2
LHR7:00 amLondon Heathrow
37h 05m
2 stops
SJO2:05 pmSan José Juan Santamaria Intl
Dec 10
SJO3:50 pmSan José Juan Santamaria Intl
23h 35m
3 stops
LHR9:25 pmLondon Heathrow
$704
Find similar
SWISS
Nov 25
LHR9:00 amLondon Heathrow
35h 05m
2 stops
SJO2:05 pmSan José Juan Santamaria Intl
Dec 8
SJO8:10 pmSan José Juan Santamaria Intl
19h 15m
3 stops
LHR9:25 pmLondon Heathrow
$713
Find similar

United Airlines flights from London Heathrow Airport to San José

Our best United Airlines deals on London Heathrow Airport to San José flight tickets
United Airlines
Jan 30
LHR1:35 pmLondon Heathrow
29h 40m
2 stops
SJO1:15 pmSan José Juan Santamaria Intl
Feb 12
SJO9:05 amSan José Juan Santamaria Intl
17h 25m
2 stops
LHR8:30 amLondon Heathrow
$689
Find similar
United Airlines
Jan 30
LHR10:25 amLondon Heathrow
32h 50m
2 stops
SJO1:15 pmSan José Juan Santamaria Intl
Feb 12
SJO9:05 amSan José Juan Santamaria Intl
17h 25m
2 stops
LHR8:30 amLondon Heathrow
$690
Find similar
United Airlines
Apr 16
LHR1:40 pmLondon Heathrow
29h 46m
1 stop
SJO12:26 pmSan José Juan Santamaria Intl
Apr 23
SJO8:45 amSan José Juan Santamaria Intl
22h 25m
1 stop
LHR2:10 pmLondon Heathrow
$699
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 noviembre 5, 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

vie. 1/30

1:35 pm-1:15 pm

2 stops29h 40m

San José Juan Santamaria Intl

jue. 2/12

9:05 am-8:30 am

2 stops17h 25m

$689

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

vie. 1/30

10:25 am-1:15 pm

2 stops32h 50m

San José Juan Santamaria Intl

jue. 2/12

9:05 am-8:30 am

2 stops17h 25m

$690

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

jue. 2/19

8:20 am-10:40 pm

1 stop20h 20m

San José Juan Santamaria Intl

vie. 2/27

3:04 pm-12:15 pm

1 stop15h 11m

$693

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

jue. 1/15

11:00 am-10:30 pm

1 stop17h 30m

San José Juan Santamaria Intl

dom. 1/25

6:38 am-6:50 am

1 stop18h 12m

$694

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

mar. 12/2

2:25 pm-2:05 pm

2 stops29h 40m

San José Juan Santamaria Intl

mié. 12/10

3:50 pm-9:25 pm

3 stops23h 35m

$696

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

vie. 12/5

9:00 am-10:55 pm

2 stops19h 55m

San José Juan Santamaria Intl

vie. 12/12

8:35 am-7:10 am

2 stops16h 35m

$703

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

mar. 12/2

7:00 am-2:05 pm

2 stops37h 05m

San José Juan Santamaria Intl

mié. 12/10

3:50 pm-9:25 pm

3 stops23h 35m

$704

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

dom. 3/1

9:40 pm-3:20 pm

1 stop23h 40m

San José Juan Santamaria Intl

mar. 3/10

4:15 pm-2:35 pm

1 stop16h 20m

$726

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

dom. 3/1

9:40 pm-7:45 am

2 stops40h 05m

San José Juan Santamaria Intl

mar. 3/10

4:15 pm-2:35 pm

1 stop16h 20m

$728

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

mar. 4/7

3:10 pm-9:20 pm

2 stops37h 10m

San José Juan Santamaria Intl

mié. 4/15

6:10 am-6:30 am

2 stops17h 20m

$754

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 $814.

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

On average, the least expensive day to fly to San José from London Heathrow Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,309. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London Heathrow Airport to San José on a Saturday will generally be more expensive and average around $2,595. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $897. Flights in the morning are often more expensive with an average ticket price of $1,334.

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 $873 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 $814 on momondo.

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

As of November 2025, prices for London Heathrow Airport to San José flights are approximately 3% 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

Direct flights

None
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.
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  • 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 15h 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
9,002 reviews
Search United Airlines flights
Air CanadaPriceFrom $754Free CancellationRating
7.1
10,409 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
Alajuela
Monteverde
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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