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San Jose

$474+ Cheap flights from London (LON) to San Jose, CA (SJC)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJC
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from London to San Jose

Cheapest flights from London to San Jose
Explore the most affordable flight options available from London to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This TravelUp deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:55 am
LHR
-
SJC
1 stop21h 01m
British Airways
Sat 9/262:36 pm
SJC
-
LHR
1 stop15h 49m
British Airways
Deal found 3/18$635
This TravelUp deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:25 pm
LHR
-
SJC
1 stop25h 45m
British Airways
Sun 4/2612:46 pm
SJC
-
LHR
1 stop14h 04m
British Airways
Deal found 3/20$636
This deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/162:50 pm
LHR
-
SJC
1 stop14h 18m
United Airlines
Sun 4/196:30 am
SJC
-
LHR
1 stop18h 30m
United Airlines
Deal found 3/19$641
This Travcart deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:55 am
LHR
-
SJC
1 stop22h 18m
Iberia
Tue 6/306:00 am
SJC
-
LHR
1 stop20h 55m
Iberia
Deal found 3/23$643
This Travcart deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:25 pm
LHR
-
SJC
1 stop37h 31m
Finnair
Sun 9/136:00 am
SJC
-
LHR
1 stop19h 05m
Finnair
Deal found 3/21$650
This TravelUp deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:25 pm
LHR
-
SJC
1 stop25h 42m
British Airways
Tue 6/304:26 pm
SJC
-
LHR
1 stop14h 39m
British Airways
Deal found 3/23$651
This TravelUp deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:25 pm
LHR
-
SJC
1 stop25h 46m
British Airways
Tue 4/712:46 pm
SJC
-
LHR
1 stop14h 04m
British Airways
Deal found 3/20$652
This Travcart deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:25 pm
LHR
-
SJC
1 stop36h 56m
Finnair
Mon 4/206:00 am
SJC
-
LHR
1 stop20h 55m
Finnair
Deal found 3/20$654
This Travcart deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/78:55 am
LHR
-
SJC
1 stop21h 04m
Finnair
Tue 4/286:00 am
SJC
-
LHR
1 stop18h 05m
Finnair
Deal found 3/18$655
This Travcart deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:05 am
LHR
-
SJC
1 stop19h 54m
Finnair
Tue 4/146:00 am
SJC
-
LHR
1 stop24h 25m
Finnair
Deal found 3/22$658
This Travcart deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:55 am
LHR
-
SJC
1 stop20h 26m
Finnair
Tue 4/76:00 am
SJC
-
LHR
1 stop24h 25m
Finnair
Deal found 3/21$659
This Travcart deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:05 am
LHR
-
SJC
1 stop19h 54m
Finnair
Sun 4/196:00 am
SJC
-
LHR
1 stop20h 55m
Finnair
Deal found 3/20$661

Find flight deals from London to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San Jose (SJC). 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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$635
(TravelUp)

One-way from

$474
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$620
Provider with most accurate pricing for London (LON)-San Jose flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-San Jose flights.
Search Deals
From London (LON) to San Jose
Search Deals
One-way flight from London (LON) to San Jose
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to San Jose 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 2,558,603 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from London to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 7/21

11:45 am-10:56 pm

2 stops19h 11m

San Jose

Tue 7/28

6:35 am-1:15 pm

1 stop22h 40m

$679

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 5/2

8:55 am-9:59 pm

1 stop21h 04m

San Jose

Sat 5/9

12:46 pm-3:05 pm

1 stop18h 19m

$710

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 5/3

8:55 am-9:59 pm

1 stop21h 04m

San Jose

Sun 5/10

12:46 pm-10:50 am

1 stop14h 04m

$712

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 6/29

6:15 am-5:14 pm

2 stops18h 59m

San Jose

Mon 7/6

11:30 am-3:00 pm

1 stop19h 30m

$729
Quickest round-trip

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 7/22

6:15 am-5:14 pm

2 stops18h 59m

San Jose

Mon 7/27

1:35 pm-10:00 am

1 stop12h 25m

$736

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 5/7

8:55 am-9:56 pm

1 stop21h 01m

San Jose

Thu 5/14

12:46 pm-3:05 pm

1 stop18h 19m

$785

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 5/2

12:00 pm-9:32 pm

2 stops17h 32m

San Jose

Tue 5/5

6:30 am-10:40 am

2 stops20h 10m

$814

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 5/3

1:40 pm-12:00 pm

1 stop30h 20m

San Jose

Sun 5/10

6:19 pm-6:45 am

2 stops28h 26m

$814

LondonSan Jose

LGW - SJC

LGWSJC

London Gatwick

Mon 7/20

10:25 am-10:13 pm

2 stops19h 48m

San Jose

Wed 7/29

2:59 pm-4:00 pm

2 stops17h 01m

$1,025

LondonSan Jose

LCY - SJC

LCYSJC

London City

Mon 6/1

9:15 am-9:09 pm

2 stops19h 54m

San Jose

Sun 6/7

8:45 am-5:55 pm

2 stops25h 10m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Compare providers for flights from London to San Jose

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to San Jose in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-San Jose, California flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from London with our price prediction graph.
Estimated round-trip 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 London to San Jose

How far ahead should I book a flight from London to San Jose, California?

Use this chart to determine the optimal time to book a round-trip flight from London to San Jose. Price data was last updated on March 13, 2026.

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to San Jose, California. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to San Jose, California?

Currently, February is the cheapest month in which you can book a flight from London to San Jose, California (average of $475). Flying from London to San Jose, California in July is currently the most expensive (average of $585). 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.

Related info for your journey

Find useful and relevant information for your journey from London to San Jose. 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 into for flights to San Jose from London?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly into when you book flights from London to San Jose. 0 airlines have flights to San Jose from London on a regular basis. Booking flights from London to San Jose should not be difficult; the airport handles an average of 0 inbound flights from London per day.

  • How long is the flight from London to San Jose, California?

    For as low as $641, British Airways can have you in San Jose, California from London in 14h 18m. London and San Jose, California are separated by a distance of 5352 mi. This flight may include one or multiple stops.

  • What are the most popular routes from London to San Jose, California?

    Most travelers choose London Heathrow - San Jose, London Gatwick - San Jose or London City - San Jose when deciding on the best route from London to San Jose, California.

  • Can I find deals for flights from London to San Jose that include hotel bookings?

    Yes. In addition to deals on London to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to San Jose?

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

  • Can I find deals for business class flights from London to San Jose?

    Yes. Cheapflights offers flight deals from London to San Jose 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 London to San Jose, California?

    Currently, February is the cheapest month in which you can book a flight from London to San Jose, California (average of $475). Flying from London to San Jose, California in July is currently the most expensive (average of $585). 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.

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