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Cheap flights from London to San Jose, California from £311

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SJC
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to San Jose are usually found in February or September, booked 89 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap 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 27 November 2025.

Round-trip from

£423

One-way from

£311

Popular in

July

Cheapest in

February

Average price

£462
Virgin Atlantic
  • Virgin Atlantic
  • 10/12-21/1
  • 2 total stops
  • 30h 16m total
  • London to San Jose
Search Deals
Finnair
  • Finnair
  • 15/2
  • 2 total stops
  • 35h 19m total
  • London to San Jose
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£73 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 27 November 2025.

Wed 10/1211:05LHR - SJC
1 stop17h 31mVirgin Atlantic
Wed 21/120:05SJC - LHR
1 stop12h 45mVirgin Atlantic
Deal found 26/11£423
Wed 10/1206:30LHR - SJC
2 stops16h 33mDelta
Wed 21/105:54SJC - LHR
2 stops18h 51mDelta
Deal found 26/11£433
Tue 2/1214:30LHR - SJC
2 stops30h 01mAmerican Airlines
Wed 10/1211:13SJC - LHR
1 stop13h 22mAmerican Airlines
Deal found 25/11£448
Thu 4/1211:55LHR - SJC
1 stop16h 50mFinnair
Thu 11/1206:00SJC - LHR
1 stop16h 50mFinnair
Deal found 24/11£454
Thu 25/1210:05LHR - SJC
1 stop19h 08mFinnair
Thu 15/106:00SJC - LHR
1 stop20h 00mFinnair
Deal found 25/11£457
Thu 4/1210:05LHR - SJC
1 stop18h 40mFinnair
Wed 10/1206:00SJC - LHR
1 stop20h 00mFinnair
Deal found 25/11£464
Wed 3/1216:30LHR - SJC
1 stop36h 15mFinnair
Wed 10/1206:00SJC - LHR
1 stop20h 00mFinnair
Deal found 25/11£466
Tue 2/1211:15LHR - SJC
2 stops30h 05mAmerican Airlines
Tue 16/1206:00SJC - LHR
1 stop20h 00mAmerican Airlines
Deal found 25/11£467
Thu 25/1211:05LHR - SJC
1 stop17h 59mVirgin Atlantic
Sat 10/106:20SJC - LHR
1 stop16h 45mVirgin Atlantic
Deal found 26/11£471
Sat 6/1210:15LHR - SJC
1 stop18h 13mFinnair
Tue 9/1206:00SJC - LHR
1 stop16h 50mFinnair
Deal found 26/11£475
Thu 4/1211:55LHR - SJC
2 stops18h 22mAmerican Airlines
Wed 10/1206:00SJC - LHR
2 stops16h 20mAmerican Airlines
Deal found 25/11£477
Thu 11/1208:20LHR - SJC
1 stop20h 25mFinnair
Fri 16/106:00SJC - LHR
1 stop21h 40mFinnair
Deal found 25/11£483

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 27 November 2025.
Use the filters below to find and compare flights from London to San Jose that are best for you.

Fly from

London

Fly to

San Jose

Route

Depart

Return

Price

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 10/12

06:30-19:18

2 stops20h 48m

San Jose

Wed 21/1

13:50-16:50

1 stop19h 00m

£433

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 10/12

06:30-15:03

2 stops16h 33m

San Jose

Wed 21/1

05:54-08:45

2 stops18h 51m

£433

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 15/1

06:15-22:15

2 stops24h 00m

San Jose

Tue 20/1

11:51-12:15

1 stop16h 24m

£433

LondonSan Jose

LGW - SJC

LGWSJC

London Gatwick

Fri 16/1

11:20-21:29

2 stops42h 09m

San Jose

Mon 19/1

11:51-07:30

2 stops35h 39m

£455

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 12/1

08:20-21:29

1 stop21h 09m

San Jose

Mon 26/1

06:00-06:50

1 stop16h 50m

£459

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 15/4

10:55-23:49

1 stop20h 54m

San Jose

Wed 29/4

13:35-09:50

1 stop12h 15m

£459

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 12/2

11:05-20:53

1 stop17h 48m

San Jose

Thu 5/3

11:45-11:55

1 stop16h 10m

£461

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 16/1

06:30-16:20

2 stops17h 50m

San Jose

Mon 19/1

09:46-10:00

1 stop16h 14m

£462

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 10/5

06:30-16:15

2 stops17h 45m

San Jose

Sat 23/5

07:15-09:00

1 stop17h 45m

£466

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 14/2

06:30-21:18

2 stops22h 48m

San Jose

Wed 18/2

05:45-07:05

2 stops17h 20m

£468

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 60 results
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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

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 return flight from London to San Jose. Price data was last updated on 21 November 2025.

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, April is the cheapest month in which you can book a flight from London to San Jose, California (average of £345). Flying from London to San Jose, California in July is currently the most expensive (average of £464). 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.

What is the cheapest time of day to fly from LON to SJC?

Find hourly flight availability from London to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

When flying from London to San Jose, California, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 10% versus a flight in the afternoon.

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 40% 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 £432.

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 59m.

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 Atlanta (ATL) offer the fastest connection on this route, with an average stopover time of 1h 14m.

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 27 November 2025.
Get a feel of what it's like to fly with KLM, Virgin Atlantic, andUnited Airlines 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.
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,423 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
675 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,046 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,594 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,539 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 6 different airlines.

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

    For as low as £433, Virgin Atlantic can have you in San Jose, California from London in 16h 33m. 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?

    United Airlines, at £344, was found to be the cheapest airline from London to San Jose, California.Alternate airlines flying return to your destination include British Airways and Virgin Atlantic. United Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London to San Jose, California one-way?

    For one-way options, check prices for Finnair. According to our data, you can fly for as low as £311. Users have also found prices from £359 and £373 on United Airlines and British Airways, respectively.

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

    When deciding which route to take from London to San Jose, California consider London Heathrow - San Jose, London Gatwick - San Jose or London City - San Jose as they are the most popular.

  • 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, April is the cheapest month in which you can book a flight from London to San Jose, California (average of £345). Flying from London to San Jose, California in July is currently the most expensive (average of £464). 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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Top 6 airlines flying from London to San Jose

Discover the top 6 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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£344Average£587FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£400Average£507FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£406Average£479FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£409Average£469FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£416Average£539FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£499Average£561FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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