HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Jose

$472+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJC
Jun 7 — Jun 141
Sun 6/7
Sun 6/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from London to San Jose with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 8, 2026.

This TravelUp deal was found by Cheapflights users on 5/3. 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 8/178:55 am
LHR
-
SJC
1 stop21h 37m
British Airways
Mon 8/312:30 pm
SJC
-
LHR
1 stop13h 40m
British Airways
Deal found 5/3$653
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:30 am
LHR
-
SJC
2 stops18h 34m
Delta
Sun 7/55:00 pm
SJC
-
LHR
1 stop16h 35m
Delta
Deal found 5/8$684
This Sembo deal was found by Cheapflights users on 5/8. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:55 am
LHR
-
SJC
1 stop15h 22m
Virgin Atlantic
Sun 7/55:00 pm
SJC
-
LHR
1 stop16h 35m
Virgin Atlantic
Deal found 5/8$687
This SmartFares deal was found by Cheapflights users on 5/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:55 am
LHR
-
SJC
1 stop15h 22m
Virgin Atlantic
Wed 7/86:12 pm
SJC
-
LHR
1 stop12h 48m
Virgin Atlantic
Deal found 5/7$692
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:20 am
LHR
-
SJC
2 stops18h 12m
American Airlines
Mon 8/1012:42 pm
SJC
-
LHR
1 stop14h 23m
American Airlines
Deal found 5/8$699
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:55 am
LHR
-
SJC
2 stops17h 42m
American Airlines
Wed 8/1212:03 pm
SJC
-
LHR
1 stop14h 52m
American Airlines
Deal found 5/7$700
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:35 pm
LHR
-
SJC
2 stops27h 20m
American Airlines
Tue 6/96:01 am
SJC
-
LHR
2 stops20h 14m
American Airlines
Deal found 5/6$705
This The Travel House deal was found by Cheapflights users on 5/7. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:05 am
LHR
-
SJC
1 stop20h 27m
Iberia
Tue 9/12:30 pm
SJC
-
LHR
1 stop15h 55m
Iberia
Deal found 5/7$707
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:55 pm
LHR
-
SJC
1 stop18h 04m
American Airlines
Wed 8/126:00 am
SJC
-
LHR
1 stop16h 20m
American Airlines
Deal found 5/7$709
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:30 am
LHR
-
SJC
2 stops17h 45m
Delta
Sat 10/37:15 am
SJC
-
LHR
1 stop20h 55m
Delta
Deal found 5/8$711
This American Airlines deal was found by Cheapflights users on 5/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:30 pm
LGW
-
SJC
2 stops31h 11m
American Airlines
Mon 6/296:01 am
SJC
-
LGW
2 stops18h 39m
American Airlines
Deal found 5/4$780
This oojo deal was found by Cheapflights users on 5/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:50 pm
LCY
-
SJC
2 stops33h 38m
Multiple Airlines
Wed 5/274:59 pm
SJC
-
LCY
2 stops40h 21m
Multiple Airlines
Deal found 5/7$816

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 May 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$639

One-way from

$472
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$645
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 ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 8, 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

11:30 am-10:53 pm

2 stops19h 23m

San Jose

Tue 7/28

2:59 pm-5:35 pm

1 stop18h 36m

$709
Quickest round-trip

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 7/16

1:25 pm-10:49 pm

1 stop17h 24m

San Jose

Fri 8/14

1:46 pm-10:00 am

1 stop12h 14m

$720

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 9/26

10:55 am-11:49 pm

1 stop20h 54m

San Jose

Sat 10/3

1:50 pm-5:35 pm

1 stop19h 45m

$729

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 8/27

11:45 am-10:50 pm

2 stops19h 05m

San Jose

Thu 9/10

11:33 am-3:35 pm

1 stop20h 02m

$738

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 7/14

12:25 pm-8:35 pm

1 stop16h 10m

San Jose

Sun 8/16

2:59 pm-3:00 pm

1 stop16h 01m

$741

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 8/27

2:30 pm-10:13 pm

1 stop15h 43m

San Jose

Thu 9/10

2:35 pm-3:35 pm

1 stop17h 00m

$750

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 9/10

12:55 pm-10:53 am

1 stop29h 58m

San Jose

Mon 9/14

2:36 pm-12:50 pm

1 stop14h 14m

$761

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 9/17

2:25 pm-9:56 pm

1 stop15h 31m

San Jose

Mon 9/21

2:36 pm-12:50 pm

1 stop14h 14m

$768

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 9/18

6:30 am-4:15 pm

2 stops17h 45m

San Jose

Mon 9/21

5:05 pm-3:00 pm

1 stop13h 55m

$780

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 8/27

11:45 am-10:50 pm

2 stops19h 05m

San Jose

Thu 9/10

11:33 am-3:35 pm

1 stop20h 02m

$795

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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 May.
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?

Booking 84 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, July is the cheapest month in which you can book a flight from London to San Jose, California (average of $327). Flying from London to San Jose, California in April is currently the most expensive (average of $540). 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 to fly round-trip from London to San Jose, California?

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 $1,138, Delta can have you in San Jose, California from London in 17h 40m. London and San Jose, California are separated by a distance of 5376 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, July is the cheapest month in which you can book a flight from London to San Jose, California (average of $327). Flying from London to San Jose, California in April is currently the most expensive (average of $540). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.