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Cheap flights from San José to London Heathrow Airport from £362

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San José to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from San José to Heathrow
Explore the most affordable flight options available from San José to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2026.

Tue 5/519:15
SJO
-
LHR
1 stop16h 20m
Multiple Airlines
Wed 3/620:55
LHR
-
SJO
1 stop26h 25m
Multiple Airlines
Deal found 23/4£609
Mon 4/513:21
SJO
-
LHR
1 stop16h 54m
KLM
Wed 3/620:55
LHR
-
SJO
1 stop26h 25m
KLM
Deal found 25/4£614
Sat 25/412:10
SJO
-
LHR
1 stop15h 55m
Iberia
Sat 2/518:45
LHR
-
SJO
1 stop27h 20m
Iberia
Deal found 24/4£614
Mon 2/1117:25
SJO
-
LHR
1 stop17h 50m
Iberia
Fri 19/206:15
LHR
-
SJO
1 stop15h 30m
Iberia
Deal found 25/4£618
Mon 4/513:21
SJO
-
LHR
1 stop14h 59m
KLM
Wed 20/520:55
LHR
-
SJO
1 stop26h 25m
KLM
Deal found 21/4£619
Tue 5/513:21
SJO
-
LHR
1 stop16h 54m
KLM
Wed 3/620:55
LHR
-
SJO
1 stop26h 25m
KLM
Deal found 20/4£621
Sun 18/1007:10
SJO
-
LHR
1 stop21h 40m
Air Canada
Tue 20/1006:00
LHR
-
SJO
2 stops23h 00m
Air Canada
Deal found 25/4£624
Wed 29/413:21
SJO
-
LHR
1 stop16h 54m
KLM
Sat 9/506:30
LHR
-
SJO
1 stop16h 50m
KLM
Deal found 23/4£625
Wed 22/413:21
SJO
-
LHR
1 stop16h 54m
Multiple Airlines
Wed 29/406:15
LHR
-
SJO
1 stop17h 55m
Multiple Airlines
Deal found 21/4£625
Sun 7/619:05
SJO
-
LHR
1 stop19h 20m
Air France
Sat 13/608:55
LHR
-
SJO
1 stop15h 05m
Air France
Deal found 22/4£626

Find flight deals from San José to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 April 2026.

Round-trip from

£609

One-way from

£362

Popular in

July

Cheapest in

October

Average price

£614
KLM
  • KLM
  • 5/5-3/6
  • 2 total stops
  • 42h 45m total
  • San José to London
Search Deals
1/10
  • 1/10
  • 1 total stop
  • 32h 45m total
  • San José to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£52 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San José to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 25 April 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

Sat 26/9

13:25-13:15

1 stop16h 50m

London Heathrow

Sun 11/10

11:15-11:58

1 stop31h 43m

£654

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 5/6

13:20-06:25

1 stop34h 05m

London Heathrow

Sat 13/6

06:15-17:00

1 stop17h 45m

£656

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 19/9

13:25-13:15

1 stop16h 50m

London Heathrow

Fri 2/10

11:15-11:54

1 stop31h 39m

£691

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 13/9

13:25-13:15

1 stop16h 50m

London Heathrow

Wed 30/9

15:15-11:54

1 stop27h 39m

£692

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 22/9

13:25-13:15

1 stop16h 50m

London Heathrow

Sun 4/10

13:25-11:54

1 stop29h 29m

£692

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 2/6

18:25-10:45

1 stop33h 20m

London Heathrow

Thu 11/6

15:00-17:00

1 stop33h 00m

£742

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 14/9

13:25-10:40

2 stops38h 15m

London Heathrow

Sat 19/9

13:40-19:37

1 stop36h 57m

£755

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 10/5

06:00-14:10

2 stops25h 10m

London Heathrow

Wed 13/5

07:45-19:37

2 stops18h 52m

£794
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 16/5

06:00-14:10

2 stops25h 10m

London Heathrow

Sun 31/5

13:40-22:39

1 stop15h 59m

£795

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 22/8

08:45-07:25

1 stop39h 40m

London Heathrow

Tue 22/9

13:40-19:37

1 stop36h 57m

£795

Flights are sorted by cheapest return flights first.

Deals found on 20/4

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from San José to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from San José with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San José to London Heathrow Airport

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

The price you pay for your flight from San José to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San José to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of £591). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £792). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from San José to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 25 April 2026.
See what other customers who have flown with KLM,Air France, andIberia from San José to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,508 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,508 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air France
7.4
Good
1,579 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Iberia
7.0
Good
3,195 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from San José to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San José to London Heathrow?

    San José Juan Santamaria Intl (SJO) is the airport you will fly out of if you book a flight from San José to London Heathrow. You should not have trouble finding flights to London Heathrow from Juan Santamaria Intl; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the San José airport to London Heathrow. It is only a 8.8 mi journey to Juan Santamaria Intl (SJO) from San José’s city center.

  • How long is the flight from San José to London Heathrow Airport?

    KLM can get you from San José to London Heathrow Airport in just under 16h 50m. Your travel time can differ by up to . The distance from San José to London Heathrow Airport is about 5407 mi.

  • What are the cheapest airlines flying from San José to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from San José to London Heathrow Airport round-trip from £521. Other airlines that can offer you cheap pricing are Iberia, from £533, and Air France, from £552. KLM is priced at 23% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from San José to Heathrow that include hotel bookings?

    Yes. In addition to deals on San José to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San José to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San José to Heathrow.

  • Can I find deals for business class flights from San José to Heathrow?

    Yes. Cheapflights offers flight deals from San José to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San José to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of £591). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £792). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Northampton
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San José to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
San José to Gatwick flights
San José to Stansted flights
San José to London City flights
San José to Luton flights
Liberia to Heathrow flights
Liberia to Gatwick flights

Top 3 airlines flying from San José to Heathrow

Discover the top 3 airlines that operate flights from San José to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 April 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£521Average£636FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£533Average£834FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air FranceCheapest£552Average£676FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San José to Heathrow?

Cheapflights helps you search for flights from San José to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San José to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from San José to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San José to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from San José shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San José to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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