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Cheap flights from San José to London from £330

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 15/10. 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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Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
18:25 - 09:00
SJO
-
LHR
31h 35m
1 stop
KLM Logo
08:40 - 16:20
LHR
-
SJO
14h 40m
1 stop
£609KLM
Tue, 2 Jun - Thu, 11 Jun
Iberia Logo
16:30 - 18:55
SJO
-
LHR
19h 25m
1 stop
Iberia Logo
06:15 - 15:05
LHR
-
SJO
15h 50m
1 stop
£610Iberia
Mon, 8 Jun - Mon, 15 Jun
Multiple Airlines Logo
16:30 - 18:55
SJO
-
LHR
19h 25m
1 stop
Multiple Airlines Logo
06:15 - 15:05
LHR
-
SJO
15h 50m
1 stop
£613Multiple Airlines
Wed, 27 May - Thu, 4 Jun
Multiple Airlines Logo
16:10 - 19:45
SJO
-
LHR
20h 35m
1 stop
Multiple Airlines Logo
06:15 - 14:35
LHR
-
SJO
15h 20m
1 stop
£615Multiple Airlines
Tue, 16 Jun - Fri, 19 Jun
Iberia Logo
06:00 - 09:25
SJO
-
LHR
20h 25m
1 stop
Iberia Logo
20:00 - 15:05
LHR
-
SJO
26h 05m
1 stop
£616Iberia
Thu, 28 May - Tue, 2 Jun
KLM Logo
13:20 - 13:15
SJO
-
LHR
16h 55m
1 stop
KLM Logo
06:30 - 16:20
LHR
-
SJO
16h 50m
1 stop
£620KLM
Tue, 2 Jun - Thu, 11 Jun
KLM Logo
13:20 - 13:15
SJO
-
LHR
16h 55m
1 stop
KLM Logo
08:40 - 16:20
LHR
-
SJO
14h 40m
1 stop
£621KLM
Sun, 24 May - Sat, 30 May
Iberia Logo
17:25 - 14:20
SJO
-
LHR
14h 55m
1 stop
Iberia Logo
19:40 - 15:45
LHR
-
SJO
26h 05m
1 stop
£622Iberia
Mon, 2 Nov - Tue, 10 Nov
Air Canada Logo
07:10 - 08:35
SJO
-
LHR
18h 25m
2 stops
Air Canada Logo
06:50 - 20:35
LHR
-
SJO
20h 45m
2 stops
£622Air Canada
Wed, 3 Jun - Fri, 5 Jun
Air France Logo
13:20 - 13:15
SJO
-
LHR
16h 55m
1 stop
Air France Logo
06:15 - 16:20
LHR
-
SJO
17h 05m
2 stops
£625Air France
Tue, 2 Jun - Thu, 11 Jun

KLM flights from San José to London Heathrow Airport

Our best KLM deals on San José to London Heathrow Airport flight tickets
KLM
2 Jun
SJO18:25San José Juan Santamaria Intl
31h 35m
1 stop
LHR09:00London Heathrow
11 Jun
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
£609
KLM
18 May
SJO13:20San José Juan Santamaria Intl
15h 00m
1 stop
LHR11:20London Heathrow
28 May
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
£619
KLM
17 May
SJO13:20San José Juan Santamaria Intl
16h 55m
1 stop
LHR13:15London Heathrow
26 May
LHR08:40London Heathrow
14h 40m
1 stop
SJO16:20San José Juan Santamaria Intl
£620

Iberia flights from San José to London Heathrow Airport

Our best Iberia deals on San José to London Heathrow Airport flight tickets
Iberia
28 May
SJO06:00San José Juan Santamaria Intl
20h 25m
1 stop
LHR09:25London Heathrow
2 Jun
LHR20:00London Heathrow
26h 05m
1 stop
SJO15:05San José Juan Santamaria Intl
£616
Iberia
2 Nov
SJO17:25San José Juan Santamaria Intl
14h 55m
1 stop
LHR14:20London Heathrow
10 Nov
LHR19:40London Heathrow
26h 05m
1 stop
SJO15:45San José Juan Santamaria Intl
£622
Iberia
1 Jun
SJO06:00San José Juan Santamaria Intl
20h 25m
1 stop
LHR09:25London Heathrow
17 Jun
LHR18:45London Heathrow
26h 50m
1 stop
SJO14:35San José Juan Santamaria Intl
£627

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 15 May 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 return flight

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 2/6

18:25-09:00

1 stop31h 35m

London Heathrow

Thu 11/6

08:40-16:20

1 stop14h 40m

£609

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 8/6

16:30-18:55

1 stop19h 25m

London Heathrow

Mon 15/6

06:15-15:05

1 stop15h 50m

£610

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 27/5

16:30-18:55

1 stop19h 25m

London Heathrow

Thu 4/6

06:15-15:05

1 stop15h 50m

£613

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 16/6

16:10-19:45

1 stop20h 35m

London Heathrow

Fri 19/6

06:15-14:35

1 stop15h 20m

£615

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 28/5

06:00-09:25

1 stop20h 25m

London Heathrow

Tue 2/6

20:00-15:05

1 stop26h 05m

£616

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 2/6

13:20-13:15

1 stop16h 55m

London Heathrow

Thu 11/6

06:30-16:20

1 stop16h 50m

£620
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 24/5

13:20-13:15

1 stop16h 55m

London Heathrow

Sat 30/5

08:40-16:20

1 stop14h 40m

£621

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 2/11

17:25-14:20

1 stop14h 55m

London Heathrow

Tue 10/11

19:40-15:45

1 stop26h 05m

£622

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 3/6

07:10-08:35

2 stops18h 25m

London Heathrow

Fri 5/6

06:50-20:35

2 stops20h 45m

£622

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 2/6

13:20-13:15

1 stop16h 55m

London Heathrow

Thu 11/6

06:15-16:20

2 stops17h 05m

£625

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

In general, October is the cheapest month to fly from San José to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £602. The month of April is another great option to travel to London Heathrow Airport, with average flight prices from San José averaging around £614.

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 £701 when searching weeks before you fly. 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 £606 on momondo.

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 return 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. Airline offering direct flights is British Airways..
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?

    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 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
IberiaPriceFrom £533Free CancellationRating
7.0
3,216 reviews
Search Iberia flights
KLMPriceFrom £542Free CancellationRating
7.8
1,517 reviews
Search KLM flights
Air FrancePriceFrom £567Free CancellationRating
7.4
1,589 reviews
Search Air France flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Wembley
Slough
Maidstone
Northampton
Swindon
Ipswich
Southend-on-Sea
Canterbury
Ilford
Hayes
Guildford
Poole
Folkestone
Chelmsford
Dover

Why use momondo?

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

It is quick and easy to find San José to London 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 London that suits you.

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?

momondo provides multiple filters to help you find the best flight to London from San José. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from San José to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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