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Cheap flights from the United Kingdom to San Jose from £309

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJC
18 Jun — 25 Jun1
1 adult

Cheap flight deals from United Kingdom to San Jose

Keep the following information in mind while searching for United Kingdom to San Jose flight deals. Data was last updated 13 June 2025.

Round-trip from

£430

One-way from

£309

Popular in

August

Cheapest in

February

Average price

£531
Virgin Atlantic
  • Virgin Atlantic
  • 30/8-8/9
  • 2 total stops
  • 44h 59m total
  • United Kingdom to San Jose
Search Deals
18/8
  • 18/8
  • 3 total stops
  • 59h 54m total
  • United Kingdom to San Jose
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from United Kingdom to San Jose

Cheapest flights from United Kingdom to San Jose
Explore the most affordable flight options available from United Kingdom to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Thu 4/911:15LHR - SJC
1 stop15h 15mFinnair
Sat 13/914:08SJC - LHR
1 stop14h 22mFinnair
Deal found 12/6£461
Wed 16/711:00LHR - SJC
1 stop15h 30mKLM
Mon 28/714:32SJC - LHR
1 stop15h 43mKLM
Deal found 12/6£473
Tue 24/611:15LHR - SJC
1 stop15h 14mBritish Airways
Sun 29/623:24SJC - LHR
1 stop23h 01mBritish Airways
Deal found 11/6£481
Wed 16/706:15LHR - SJC
2 stops17h 48mDelta
Mon 28/711:15SJC - LHR
2 stops17h 55mDelta
Deal found 12/6£488
Mon 23/612:00LHR - SJC
1 stop18h 34mIberia
Mon 7/713:07SJC - LHR
1 stop15h 38mIberia
Deal found 11/6£494
Mon 23/615:15LHR - SJC
1 stop15h 40mVirgin Atlantic
Mon 7/713:34SJC - LHR
1 stop15h 36mVirgin Atlantic
Deal found 12/6£495
Sun 28/910:55LGW - SJC
1 stop35h 20mMultiple Airlines
Fri 3/1006:15SJC - LGW
1 stop20h 40mMultiple Airlines
Deal found 13/6£495
Fri 11/709:30LHR - SJC
2 stops19h 32mUnited Airlines
Thu 17/714:31SJC - LHR
1 stop13h 49mUnited Airlines
Deal found 11/6£517
Sat 6/905:50GLA - SJC
2 stops20h 45mBritish Airways
Sat 13/914:08SJC - GLA
2 stops18h 47mBritish Airways
Deal found 11/6£520
Thu 2/1009:30LHR - SJC
2 stops19h 23mAir Canada
Sun 5/1018:22SJC - LHR
2 stops28h 13mAir Canada
Deal found 11/6£542
Sun 13/719:50MAN - SJC
2 stops33h 37mMultiple Airlines
Wed 3/914:08SJC - MAN
2 stops47h 52mMultiple Airlines
Deal found 12/6£559
Tue 24/606:30LHR - SJC
2 stops18h 30mMultiple Airlines
Sun 29/606:20SJC - LHR
2 stops23h 25mMultiple Airlines
Deal found 11/6£564

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 13 June 2025.
Use the filters below to find and compare flights from the United Kingdom to San Jose that are best for you.

Fly from

United Kingdom

Fly to

San Jose

Route

Depart

Return

Price

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 4/9

11:15-18:30

1 stop15h 15m

San Jose

Sat 13/9

14:08-12:30

1 stop14h 22m

£461

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 16/7

11:00-18:30

1 stop15h 30m

San Jose

Mon 28/7

14:32-14:15

1 stop15h 43m

£473

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 24/6

11:15-18:29

1 stop15h 14m

San Jose

Sun 29/6

23:24-06:25

1 stop23h 01m

£481

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 16/7

06:15-16:03

2 stops17h 48m

San Jose

Mon 28/7

11:15-13:10

2 stops17h 55m

£488

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 23/6

12:00-22:34

1 stop18h 34m

San Jose

Mon 7/7

13:07-12:45

1 stop15h 38m

£494

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 23/6

15:15-22:55

1 stop15h 40m

San Jose

Mon 7/7

13:34-13:10

1 stop15h 36m

£495

LondonSan Jose

LGW - SJC

LGWSJC

London Gatwick

Sun 28/9

10:55-14:15

1 stop35h 20m

San Jose

Fri 3/10

06:15-10:55

1 stop20h 40m

£495

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 11/7

09:30-21:02

2 stops19h 32m

San Jose

Thu 17/7

14:31-12:20

1 stop13h 49m

£517

GlasgowSan Jose

GLA - SJC

GLASJC

Glasgow Intl

Sat 6/9

05:50-18:35

2 stops20h 45m

San Jose

Sat 13/9

14:08-16:55

2 stops18h 47m

£520

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 2/10

09:30-20:53

2 stops19h 23m

San Jose

Sun 5/10

18:22-06:35

2 stops28h 13m

£542

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from United Kingdom 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 the United Kingdom to San Jose

What is the cheapest month to book a flight from United Kingdom to San Jose?

Currently, November is the cheapest month in which you can book a flight from United Kingdom to San Jose (average of £505). Flying from United Kingdom to San Jose in July is currently the most expensive (average of £768). 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 GB to SJC?

Find hourly flight availability from United Kingdom 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 13 June 2025.

When flying from United Kingdom to San Jose, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 79.0 inches per month. January is typically the wettest month, when rainfall can reach 79.0 mm. July is typically the driest time to visit San Jose when rainfall is around 0.0 mm.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

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 13 June 2025.
To help decide which airline to fly from United Kingdom to San Jose, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    San Jose (SJC) is the airport you will fly into if you book a flight from United Kingdom to San Jose. It is only a 2.9 mi journey from San Jose (SJC) to San Jose’s city center.

  • What are the cheapest airlines to fly from United Kingdom to San Jose one-way?

    £492 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on British Airways and WestJet, with prices starting from £492 and £514, respectively.

  • What are the most popular routes from United Kingdom to San Jose?

    The most popular route from United Kingdom to San Jose is London Heathrow - San Jose. You may also consider London Gatwick - San Jose or Manchester - San Jose.

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

    Yes. In addition to deals on United Kingdom to San Jose flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to San Jose?

    Currently, November is the cheapest month in which you can book a flight from United Kingdom to San Jose (average of £505). Flying from United Kingdom to San Jose in July is currently the most expensive (average of £768). 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 United Kingdom to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from United Kingdom to San Jose

Discover the top 7 airlines that operate flights from United Kingdom 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£312Average£404FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£371Average£527FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£376Average£508FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£379Average£492FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£393Average£508FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£434Average£503FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£448Average£604FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to San Jose?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to San Jose. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Jose from United Kingdom.

Can Cheapflights find flights from United Kingdom to San Jose with no change fees?

Need flexible booking options for your flight to San Jose from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to San Jose 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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