Cheap flights from London to San Jose, California from £320

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJC
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to San Jose

Enter your travel dates to find the best prices.

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 23 June 2026.

Fri 18/906:30
LHR
-
SJC
2 stops18h 34m
Delta
Fri 16/1011:30
SJC
-
LHR
1 stop14h 45m
Delta
Deal found 21/6£471
Tue 21/706:30
LHR
-
SJC
2 stops18h 42m
Delta
Tue 28/714:55
SJC
-
LHR
1 stop16h 40m
Delta
Deal found 20/6£471
Tue 21/712:25
LHR
-
SJC
1 stop16h 10m
Virgin Atlantic
Tue 28/713:40
SJC
-
LHR
1 stop13h 20m
Virgin Atlantic
Deal found 20/6£475
Mon 14/918:15
LHR
-
SJC
1 stop30h 58m
Virgin Atlantic
Sat 3/1018:10
SJC
-
LHR
1 stop15h 25m
Virgin Atlantic
Deal found 21/6£475
Fri 10/708:55
LHR
-
SJC
1 stop22h 03m
British Airways
Mon 20/714:23
SJC
-
LHR
1 stop16h 02m
British Airways
Deal found 19/6£477
Thu 10/908:40
LHR
-
SJC
2 stops21h 28m
Multiple Airlines
Thu 12/1107:15
SJC
-
LHR
1 stop20h 25m
Multiple Airlines
Deal found 21/6£480
Fri 25/908:40
LHR
-
SJC
2 stops19h 11m
Multiple Airlines
Wed 30/906:30
SJC
-
LHR
1 stop15h 55m
Multiple Airlines
Deal found 21/6£481
Fri 25/918:15
LHR
-
SJC
1 stop33h 36m
Virgin Atlantic
Wed 30/906:30
SJC
-
LHR
1 stop20h 50m
Virgin Atlantic
Deal found 21/6£484
Wed 9/909:55
LHR
-
SJC
1 stop20h 13m
Virgin Atlantic
Wed 16/912:46
SJC
-
LHR
1 stop16h 29m
Virgin Atlantic
Deal found 19/6£486
Fri 11/917:10
LHR
-
SJC
2 stops30h 35m
Multiple Airlines
Wed 30/906:30
SJC
-
LHR
1 stop15h 55m
Multiple Airlines
Deal found 19/6£488
Thu 17/906:30
LHR
-
SJC
2 stops18h 43m
Virgin Atlantic
Wed 23/916:30
SJC
-
LHR
1 stop17h 05m
Virgin Atlantic
Deal found 21/6£489
Thu 1/1020:15
LCY
-
SJC
2 stops32h 26m
Virgin Atlantic
Sun 1/1106:30
SJC
-
LCY
2 stops26h 05m
Virgin Atlantic
Deal found 20/6£530

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 23 June 2026.

Round-trip from

£471

One-way from

£320

Popular in

December

Cheapest in

September

Average price

£589
Delta
  • Delta
  • 18/9-16/10
  • 3 total stops
  • 33h 19m total
  • London to San Jose
6/11
  • 6/11
  • 3 total stops
  • 37h 42m total
  • London to San Jose
High demand for flights, 1% potential price rise
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 23 June 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 return flight
Fastest return journey

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 21/7

06:30-17:12

2 stops18h 42m

San Jose

Tue 28/7

14:55-12:10

1 stop13h 15m

£472

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 21/7

11:40-20:14

1 stop16h 34m

San Jose

Tue 28/7

13:10-13:05

1 stop15h 55m

£493

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 28/8

08:55-22:32

1 stop21h 37m

San Jose

Sat 12/9

14:36-14:25

1 stop15h 49m

£509

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 16/10

06:30-18:48

2 stops20h 18m

San Jose

Fri 23/10

15:00-17:35

1 stop18h 35m

£515

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 28/7

06:30-17:12

2 stops18h 42m

San Jose

Thu 13/8

13:24-13:05

1 stop15h 41m

£519

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 1/10

08:55-22:01

1 stop21h 06m

San Jose

Mon 5/10

06:00-09:00

1 stop19h 00m

£520

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 27/8

11:45-22:50

2 stops19h 05m

San Jose

Thu 10/9

09:52-13:05

2 stops19h 13m

£521

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 23/11

06:30-20:58

2 stops22h 28m

San Jose

Sun 29/11

20:05-16:50

1 stop12h 45m

£521

LondonSan Jose

LGW - SJC

LGWSJC

London Gatwick

Wed 9/9

10:25-21:22

2 stops18h 57m

San Jose

Wed 16/9

06:30-09:25

2 stops18h 55m

£534

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 26/9

16:25-10:53

1 stop26h 28m

San Jose

Sat 3/10

06:00-12:50

1 stop22h 50m

£536

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 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 London to San Jose

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

Currently, January is the cheapest month in which you can book a flight from London to San Jose, California (average of £373). Flying from London to San Jose, California in June is currently the most expensive (average of £436). 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 London to San Jose, California?

What’s the top stopover airport for flights from London to San Jose, California?

Share of one-stop return flights from London to San Jose, California chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Los Angeles (LAX) – chosen by Cheapflights users on 32% of one-stop itineraries from London to San Jose, California on Cheapflights.

What’s the cheapest stopover airport for flights from London to San Jose, California?

Average return fare for one-stop flights from London to San Jose, California, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Salt Lake City (SLC) is the most affordable one-stop option, with an average return flight price of £430.

What’s the fastest stopover option from London to San Jose, California?

Shortest average travel time for one-stop one-way flights from London to San Jose, California, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 32m.

Which airport typically offers the quickest stopover for flights from London to San Jose, California?

Average stopover duration for one-stop one-way flights from London to San Jose, California, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Salt Lake City (SLC) offer the fastest connection on this route, with an average stopover time of 1h 09m.

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.

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated 23 June 2026.
Get a feel of what it's like to fly with KLM,Delta, andVirgin Atlantic from London to San Jose by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

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

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

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

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

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

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

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

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

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

Comfort

7.7

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

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 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?

    Located just 2.9 mi from the city center, San Jose is the airport most travelers will use when flying to San Jose from London. Booking flights from London to San Jose (SJC) should be relatively easy as there are 0 daily inbound flights from London from 3 different airlines.

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

    For as low as £493, Delta can have you in San Jose, California from London in 16h 34m. Airlines will cover a distance of 5352 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London to San Jose, California round-trip?

    British Airways, at £408, was found to be the cheapest airline from London to San Jose, California.Alternate airlines flying return to your destination include Virgin Atlantic and United Airlines. British Airways is priced at 22% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes 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 holiday 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, January is the cheapest month in which you can book a flight from London to San Jose, California (average of £373). Flying from London to San Jose, California in June is currently the most expensive (average of £436). 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

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Alternative routes for London to San Jose

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from London to San Jose

Discover the top 3 airlines that operate flights from London to San Jose. 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 23 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£408Average£625FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£419Average£543FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£500Average£631FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 London to San Jose?

When you search for this flight from London to San Jose, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to San Jose?

Millions of users choose and trust Cheapflights to book the best flight deals from London to San Jose 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 London to San Jose with no change fees?

Yes! Cheapflights helps users easily find flights from London to San Jose with no change fees.

Can Cheapflights notify me if prices for flights from London to San Jose become cheaper?

Yes, Cheapflights offers price alerts on London to San Jose flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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