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Cheap flights from San José to London Heathrow Airport from £293

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 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
26 Aug — 2 Sep1
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 27 July 2026.

Fri 6/1114:23
SJO
-
LHR
1 stop15h 17m
Multiple Airlines
Fri 20/1110:50
LHR
-
SJO
1 stop17h 25m
Multiple Airlines
Deal found 24/7£596
Sun 13/913:19
SJO
-
LHR
1 stop16h 56m
KLM
Sat 19/906:30
LHR
-
SJO
2 stops17h 30m
KLM
Deal found 26/7£596
Mon 10/813:14
SJO
-
LHR
1 stop17h 01m
Multiple Airlines
Mon 24/806:30
LHR
-
SJO
2 stops17h 30m
Multiple Airlines
Deal found 26/7£597
Fri 7/813:14
SJO
-
LHR
1 stop17h 01m
Multiple Airlines
Wed 26/806:30
LHR
-
SJO
2 stops17h 30m
Multiple Airlines
Deal found 22/7£598
Mon 16/1107:00
SJO
-
LHR
1 stop18h 50m
KLM
Mon 23/1110:50
LHR
-
SJO
1 stop17h 25m
KLM
Deal found 26/7£599
Sun 11/1019:05
SJO
-
LHR
2 stops17h 20m
Multiple Airlines
Sun 25/1006:20
LHR
-
SJO
1 stop15h 50m
Multiple Airlines
Deal found 24/7£600
Sat 14/1118:20
SJO
-
LHR
2 stops16h 40m
Multiple Airlines
Wed 2/1206:20
LHR
-
SJO
1 stop15h 50m
Multiple Airlines
Deal found 27/7£602
Mon 12/1013:25
SJO
-
LHR
1 stop14h 55m
Multiple Airlines
Wed 28/1006:30
LHR
-
SJO
1 stop17h 00m
Multiple Airlines
Deal found 26/7£603
Sat 31/1013:23
SJO
-
LHR
1 stop16h 17m
KLM
Tue 10/1106:30
LHR
-
SJO
1 stop17h 00m
KLM
Deal found 24/7£604

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 27 July 2026.

Round-trip from

£596

One-way from

£293

Popular in

July

Cheapest in

April

Average price

£963

Good one-way deal

£499 or less
KLM
  • KLM
  • 6/11-20/11
  • 2 total stops
  • 32h 42m total
  • San José to London
Search Deals
23/1
  • 23/1
  • 1 total stop
  • 14h 45m total
  • San José to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£96 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 27 July 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

Mon 12/10

19:05-19:25

2 stops17h 20m

London Heathrow

Mon 26/10

06:30-17:30

1 stop17h 00m

£601
Fastest return journey

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 2/12

18:40-10:50

Nonstop10h 10m

London Heathrow

Tue 15/12

06:05-15:45

1 stop15h 40m

£714

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 22/9

13:19-13:15

1 stop16h 56m

London Heathrow

Tue 6/10

06:30-16:20

1 stop16h 50m

£719

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 29/9

13:19-13:15

1 stop16h 56m

London Heathrow

Tue 6/10

06:15-16:20

2 stops17h 05m

£754

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 21/9

13:19-13:15

1 stop16h 56m

London Heathrow

Fri 9/10

08:40-21:48

2 stops20h 08m

£755

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 16/9

13:19-13:15

1 stop16h 56m

London Heathrow

Sun 27/9

11:30-21:48

2 stops17h 18m

£786

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 12/9

13:25-06:45

2 stops34h 20m

London Heathrow

Sun 20/9

14:05-22:00

2 stops38h 55m

£815

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 27/8

13:25-07:55

1 stop35h 30m

London Heathrow

Tue 15/9

10:00-19:37

1 stop16h 37m

£824

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 14/9

14:48-16:15

2 stops18h 27m

London Heathrow

Mon 21/9

06:30-17:00

2 stops17h 30m

£824

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 28/8

13:25-11:35

1 stop15h 10m

London Heathrow

Fri 18/9

13:40-12:21

1 stop29h 41m

£824

Flights are sorted by cheapest return flights first.

Deals found on 26/7

Showing 1-10 of 22 resultsSorted by cheapest first
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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 50 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 £620). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £963). 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?

Airfare is below average for this route at the moment.

San José to London Heathrow Airport flights typically cost between £702 and £906 in August.
The cheapest return price found within the last 5 days was £594 on KLM (9 Aug–18 Aug).

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 27 July 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
1,550 reviews
Check prices

Entertainment

7.2

Overall

7.8

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.8
Good
1,550 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Entertainment

7.2

Overall

7.8

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air France
7.5
Good
1,625 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Entertainment

7.2

Overall

7.8

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 17h 20m. 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 £567. Another airline that can offer you cheap pricing is Air France. KLM is priced at 23% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San José to London Heathrow Airport one-way?

    £396 is the cheapest one-way deal found within the past few days, from KLM. You may also be able to find cheap deals on American Airlines and Air Canada, with prices starting from £421 and £454, respectively.

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

    On average you can expect to pay £502 for a flight from San José to London Heathrow Airport. The cheapest flight overall is £492 while the most popular route, (San José Juan Santamaria Intl - London Heathrow) is currently priced at £567.

  • 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 £620). Flying from San José to London Heathrow Airport in July is currently the most expensive (average of £963). 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
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£567Average£733FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£573Average£685FlexibilityNo 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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