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Cheap flights from San José to London from $496

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to London departing on 7/7. 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 San José to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
6:25 pm - 9:00 am
SJO
-
LHR
31h 35m
1 stop
KLM Logo
8:40 am - 4:20 pm
LHR
-
SJO
14h 40m
1 stop
$821KLM
Tue, Jun 2 - Thu, Jun 11
Multiple Airlines Logo
4:30 pm - 6:55 pm
SJO
-
LHR
19h 25m
1 stop
Multiple Airlines Logo
6:15 am - 3:05 pm
LHR
-
SJO
15h 50m
1 stop
$827Multiple Airlines
Wed, May 27 - Thu, Jun 4
KLM Logo
1:20 pm - 1:15 pm
SJO
-
LHR
16h 55m
1 stop
KLM Logo
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m
1 stop
$836KLM
Tue, Jun 2 - Thu, Jun 11
KLM Logo
1:20 pm - 1:15 pm
SJO
-
LHR
16h 55m
1 stop
KLM Logo
8:40 am - 4:20 pm
LHR
-
SJO
14h 40m
1 stop
$837KLM
Sun, May 24 - Sat, May 30
Air Canada Logo
7:10 am - 8:35 am
SJO
-
LHR
18h 25m
2 stops
Air Canada Logo
6:50 am - 8:35 pm
LHR
-
SJO
20h 45m
2 stops
$839Air Canada
Wed, Jun 3 - Fri, Jun 5
Air Canada Logo
7:10 am - 10:00 am
SJO
-
LHR
19h 50m
2 stops
Air Canada Logo
6:50 am - 8:35 pm
LHR
-
SJO
20h 45m
2 stops
$843Air Canada
Fri, Jun 5 - Sun, Jun 7
KLM Logo
1:19 pm - 11:20 am
SJO
-
LHR
15h 01m
1 stop
KLM Logo
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m
1 stop
$845KLM
Sun, Jun 7 - Sat, Jun 13
KLM Logo
1:20 pm - 1:15 pm
SJO
-
LHR
16h 55m
1 stop
KLM Logo
6:30 am - 4:20 pm
LHR
-
SJO
16h 50m
1 stop
$849KLM
Tue, Jun 2 - Sat, Jun 13
Multiple Airlines Logo
1:20 pm - 1:15 pm
SJO
-
LHR
16h 55m
1 stop
Multiple Airlines Logo
11:30 am - 5:00 pm
LHR
-
SJO
36h 30m
1 stop
$857Multiple Airlines
Wed, May 27 - Thu, Jun 4
KLM Logo
1:20 pm - 1:15 pm
SJO
-
LHR
16h 55m
1 stop
KLM Logo
8:55 pm - 4:20 pm
LHR
-
SJO
26h 25m
1 stop
$859KLM
Sun, May 24 - Fri, May 29

KLM flights from San José to London Heathrow Airport

Our best KLM deals on San José to London Heathrow Airport flight tickets
KLM
Jun 2
SJO6:25 pmSan José Juan Santamaria Intl
31h 35m
1 stop
LHR9:00 amLondon Heathrow
Jun 11
LHR8:40 amLondon Heathrow
14h 40m
1 stop
SJO4:20 pmSan José Juan Santamaria Intl
$821
KLM
May 18
SJO1:20 pmSan José Juan Santamaria Intl
15h 00m
1 stop
LHR11:20 amLondon Heathrow
May 28
LHR8:40 amLondon Heathrow
14h 40m
1 stop
SJO4:20 pmSan José Juan Santamaria Intl
$835
KLM
May 17
SJO1:20 pmSan José Juan Santamaria Intl
16h 55m
1 stop
LHR1:15 pmLondon Heathrow
May 26
LHR8:40 amLondon Heathrow
14h 40m
1 stop
SJO4:20 pmSan José Juan Santamaria Intl
$836

Air Canada flights from San José to London Heathrow Airport

Our best Air Canada deals on San José to London Heathrow Airport flight tickets
Air Canada
Jun 3
SJO7:10 amSan José Juan Santamaria Intl
18h 25m
2 stops
LHR8:35 amLondon Heathrow
Jun 5
LHR6:50 amLondon Heathrow
20h 45m
2 stops
SJO8:35 pmSan José Juan Santamaria Intl
$839
Air Canada
Jun 5
SJO7:10 amSan José Juan Santamaria Intl
19h 50m
2 stops
LHR10:00 amLondon Heathrow
Jun 7
LHR6:50 amLondon Heathrow
20h 45m
2 stops
SJO8:35 pmSan José Juan Santamaria Intl
$843
Air Canada
May 18
SJO7:15 amSan José Juan Santamaria Intl
19h 45m
1 stop
LHR10:00 amLondon Heathrow
May 29
LHR8:40 amLondon Heathrow
18h 55m
2 stops
SJO8:35 pmSan José Juan Santamaria Intl
$959

momondo Fare Finder

 
Customize your flight search to find flights from San José to London Heathrow Airport 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 May 15, 2026.
Use the filters below to find and compare flights from San José to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 6/2

6:25 pm-9:00 am

1 stop31h 35m

London Heathrow

Thu 6/11

8:40 am-4:20 pm

1 stop14h 40m

$821

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 5/27

4:30 pm-6:55 pm

1 stop19h 25m

London Heathrow

Thu 6/4

6:15 am-3:05 pm

1 stop15h 50m

$827

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 6/2

1:20 pm-1:15 pm

1 stop16h 55m

London Heathrow

Thu 6/11

6:30 am-4:20 pm

1 stop16h 50m

$836
Quickest round-trip

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 5/24

1:20 pm-1:15 pm

1 stop16h 55m

London Heathrow

Sat 5/30

8:40 am-4:20 pm

1 stop14h 40m

$837

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 6/3

7:10 am-8:35 am

2 stops18h 25m

London Heathrow

Fri 6/5

6:50 am-8:35 pm

2 stops20h 45m

$839

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 6/5

7:10 am-10:00 am

2 stops19h 50m

London Heathrow

Sun 6/7

6:50 am-8:35 pm

2 stops20h 45m

$843

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 6/7

1:19 pm-11:20 am

1 stop15h 01m

London Heathrow

Sat 6/13

6:30 am-4:20 pm

1 stop16h 50m

$845

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 6/2

1:20 pm-1:15 pm

1 stop16h 55m

London Heathrow

Sat 6/13

6:30 am-4:20 pm

1 stop16h 50m

$849

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 5/27

1:20 pm-1:15 pm

1 stop16h 55m

London Heathrow

Thu 6/4

11:30 am-5:00 pm

1 stop36h 30m

$857

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 5/24

1:20 pm-1:15 pm

1 stop16h 55m

London Heathrow

Fri 5/29

8:55 pm-4:20 pm

1 stop26h 25m

$859

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from San José to London Heathrow Airport

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 San José and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from San José, with most prices found around $811. If you’re not able to fly to London Heathrow Airport in October, then April is your next best option. Flight prices from San José to London Heathrow Airport during April average around $828.

What is the cheapest San José Juan Santamaria Intl to London Heathrow flight route?

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

How far in advance should I book a flight from San José to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $945 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from San José for as low as $817 on momondo.

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

You could potentially save up to 25% on your flight if you consider stops on a San José to London Heathrow Airport flight.

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

As of May 2026, prices for San José to London Heathrow Airport flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from San José to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San José to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San José to London Heathrow Airport (SJO to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to London Heathrow Airport

Fastest flight time

10h 10m

Direct flights

Mon, Wed, Thu, Sat and Sun
The fastest flight from San José to London Heathrow Airport takes 10h 10m
Direct flights go from San José to London Heathrow Airport on Monday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

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

  • How far is San José Juan Santamaria Intl to London Heathrow by plane?

    There are 5405.7 mi between San José Juan Santamaria Intl and London Heathrow. A reasonable flight in good conditions will take 10h 10m.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San José to London Heathrow Airport?

  • What is the most popular airline from San José to London Heathrow Airport?

Best airlines flying from San José to London Heathrow Airport

Compare and see reviews for airlines that fly from San José to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $702Free CancellationRating
7.4
1,589 reviews
Search Air France flights
British AirwaysPriceFrom $719Free CancellationRating
6.7
7,981 reviews
Search British Airways flights
KLMPriceFrom $732Free CancellationRating
7.8
1,517 reviews
Search KLM flights
IberiaPriceFrom $762Free CancellationRating
7.0
3,217 reviews
Search Iberia flights
Air CanadaPriceFrom $935Free CancellationRating
7.1
11,043 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,077Free CancellationRating
7.4
9,725 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Stratford-upon-Avon
Wembley
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Cobham
Folkestone
Romford
Uxbridge

Why use momondo?

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

Finding the right flight to London from San José is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to London from San José with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from San José.

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

Yes momondo offers price alerts on flights to London from San José. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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