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Cheap flights from San José to London Heathrow Airport from £299

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
12 Jul — 19 Jul1
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 12 June 2026.

Mon 26/1013:23
SJO
-
LHR
2 stops18h 22m
Multiple Airlines
Sat 7/1115:50
LHR
-
SJO
1 stop27h 08m
Multiple Airlines
Deal found 7/6£616
Sun 2/813:16
SJO
-
LHR
1 stop16h 59m
KLM
Sat 23/115:50
LHR
-
SJO
1 stop26h 55m
KLM
Deal found 7/6£617
Wed 16/913:25
SJO
-
LHR
1 stop16h 50m
KLM
Wed 23/917:10
LHR
-
SJO
1 stop30h 10m
KLM
Deal found 10/6£617
Wed 28/1013:23
SJO
-
LHR
2 stops18h 22m
Multiple Airlines
Sat 14/1108:55
LHR
-
SJO
1 stop19h 20m
Multiple Airlines
Deal found 9/6£618
Fri 18/913:25
SJO
-
LHR
1 stop34h 00m
KLM
Sun 4/1015:15
LHR
-
SJO
1 stop27h 39m
KLM
Deal found 10/6£620
Fri 18/913:25
SJO
-
LHR
1 stop34h 00m
KLM
Sun 27/915:15
LHR
-
SJO
1 stop27h 39m
KLM
Deal found 12/6£620
Mon 9/1119:30
SJO
-
LHR
2 stops16h 50m
Multiple Airlines
Sat 14/1108:55
LHR
-
SJO
1 stop19h 20m
Multiple Airlines
Deal found 11/6£621
Tue 11/807:10
SJO
-
LHR
1 stop16h 25m
Air Canada
Fri 21/809:30
LHR
-
SJO
1 stop17h 50m
Air Canada
Deal found 10/6£622
Fri 6/1114:23
SJO
-
LHR
1 stop15h 17m
KLM
Sat 21/1108:55
LHR
-
SJO
1 stop19h 20m
KLM
Deal found 9/6£623
Sat 5/1214:30
SJO
-
LHR
1 stop15h 10m
KLM
Mon 14/1212:30
LHR
-
SJO
1 stop15h 45m
KLM
Deal found 11/6£623

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 12 June 2026.

Round-trip from

£616

One-way from

£299

Popular in

July

Cheapest in

April

Average price

£800

Good one-way deal

£414 or less
KLM
  • KLM
  • 26/10-7/11
  • 3 total stops
  • 45h 30m total
  • San José to London
Search Deals
22/7
  • 22/7
  • 2 total stops
  • 18h 10m total
  • San José to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from San José Juan Santamaria Intl to London Heathrow.
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 12 June 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
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 21/9

13:25-11:20

1 stop14h 55m

London Heathrow

Fri 9/10

11:30-21:45

2 stops17h 15m

£639

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 23/9

13:25-11:20

1 stop14h 55m

London Heathrow

Mon 12/10

11:30-21:45

2 stops17h 15m

£639

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 11/9

13:25-13:15

1 stop16h 50m

London Heathrow

Wed 30/9

11:15-23:45

2 stops19h 30m

£647

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 29/9

13:25-13:15

1 stop16h 50m

London Heathrow

Tue 13/10

08:40-18:24

2 stops16h 44m

£712

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 7/9

19:05-19:25

2 stops17h 20m

London Heathrow

Sat 19/9

06:15-16:20

2 stops17h 05m

£727

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 17/7

17:55-18:35

2 stops17h 40m

London Heathrow

Sun 16/8

06:30-17:00

2 stops17h 30m

£749

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 17/9

13:25-11:20

1 stop14h 55m

London Heathrow

Thu 1/10

08:55-21:45

2 stops19h 50m

£781

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 28/7

13:16-13:15

1 stop16h 59m

London Heathrow

Tue 11/8

08:40-18:59

2 stops17h 19m

£804

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 15/7

07:55-11:35

1 stop20h 40m

London Heathrow

Thu 30/7

10:35-07:15

1 stop27h 40m

£824

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 13/7

07:15-09:20

1 stop19h 05m

London Heathrow

Thu 30/7

07:45-19:37

2 stops18h 52m

£827

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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, April is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of £619). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £934). 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 12 June 2026.
See what other customers who have flown with KLM and Air France 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
1,527 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,527 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air France
7.5
Good
1,603 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 2 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 £557. Another airline that can offer you cheap pricing is KLM. Air France is priced at 22% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from San José to London Heathrow Airport?

    On average you can expect to pay £551 for a flight from San José to London Heathrow Airport. The cheapest flight overall is £412 while the most popular route, (San José Juan Santamaria Intl - London Heathrow) is currently priced at £568.

  • 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, April is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of £619). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £934). 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
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Poole
Guildford
Romford

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 London City flights
San José to Stansted flights
San José to Luton flights
Liberia to Heathrow flights
Liberia to Gatwick flights

Top 2 airlines flying from San José to Heathrow

Discover the top 2 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 12 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£557Average£675FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£565Average£667FlexibilityNo cancel feeOn-time75%
Search KLM 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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