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Cheap flights from London Heathrow Airport to San Jose, California from £321

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJC
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to San Jose

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to San Jose
Explore the most affordable flight options available from Heathrow to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Fri 6/311:05
LHR
-
SJC
1 stop17h 48m
Virgin Atlantic
Fri 13/320:35
SJC
-
LHR
1 stop13h 15m
Virgin Atlantic
Deal found 20/1£415
Mon 9/316:15
LHR
-
SJC
2 stops36h 06m
Multiple Airlines
Thu 26/311:02
SJC
-
LHR
1 stop18h 13m
Multiple Airlines
Deal found 21/1£415
Mon 9/316:10
LHR
-
SJC
1 stop25h 01m
British Airways
Thu 26/311:02
SJC
-
LHR
1 stop18h 13m
British Airways
Deal found 21/1£417
Sat 7/306:30
LHR
-
SJC
2 stops22h 48m
Delta
Sat 14/307:00
SJC
-
LHR
1 stop20h 55m
Delta
Deal found 21/1£426
Sat 18/409:55
LHR
-
SJC
1 stop17h 06m
Virgin Atlantic
Sun 26/406:30
SJC
-
LHR
1 stop19h 45m
Virgin Atlantic
Deal found 21/1£427
Fri 19/609:55
LHR
-
SJC
1 stop14h 20m
Virgin Atlantic
Sun 19/711:33
SJC
-
LHR
1 stop20h 02m
Virgin Atlantic
Deal found 21/1£427
Thu 11/608:40
LHR
-
SJC
2 stops31h 35m
Virgin Atlantic
Fri 19/609:05
SJC
-
LHR
1 stop17h 10m
Virgin Atlantic
Deal found 21/1£429
Tue 27/111:55
LHR
-
SJC
1 stop17h 34m
British Airways
Sun 1/306:00
SJC
-
LHR
1 stop22h 15m
British Airways
Deal found 20/1£434
Mon 20/706:30
LHR
-
SJC
2 stops17h 45m
Delta
Wed 29/709:05
SJC
-
LHR
1 stop17h 10m
Delta
Deal found 20/1£435
Sat 28/317:20
LHR
-
SJC
1 stop21h 56m
Virgin Atlantic
Sat 25/409:59
SJC
-
LHR
1 stop23h 36m
Virgin Atlantic
Deal found 20/1£436
Thu 18/606:30
LHR
-
SJC
2 stops17h 45m
Delta
Sat 18/717:05
SJC
-
LHR
1 stop13h 55m
Delta
Deal found 21/1£436

Find flight deals from Heathrow to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 22 January 2026.

Round-trip from

£415

One-way from

£321

Popular in

December

Cheapest in

March

Average price

£472
Virgin Atlantic
  • Virgin Atlantic
  • 16/2-23/2
  • 2 total stops
  • 31h 28m total
  • London to San Jose
Search Deals
United Airlines
  • United Airlines
  • 4/3
  • 2 total stops
  • 21h 35m total
  • London to San Jose
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 22 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San Jose that are best for you.

Fly from

Heathrow

Fly to

San Jose

Route

Depart

Return

Price

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 20/7

06:30-16:15

2 stops17h 45m

San Jose

Wed 29/7

11:30-13:15

2 stops17h 45m

£435

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 28/3

17:20-08:16

1 stop21h 56m

San Jose

Sat 25/4

09:59-10:00

2 stops16h 01m

£436

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 19/2

11:20-22:05

1 stop18h 45m

San Jose

Sat 7/3

11:45-10:30

1 stop14h 45m

£437

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 20/3

11:20-22:02

1 stop17h 42m

San Jose

Tue 31/3

09:40-11:00

1 stop17h 20m

£437

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 8/3

11:05-20:24

1 stop16h 19m

San Jose

Mon 23/3

13:50-16:50

1 stop20h 00m

£438

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 4/2

12:30-21:20

1 stop16h 50m

San Jose

Sat 14/2

13:57-06:25

1 stop32h 28m

£443

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 10/5

09:20-18:49

1 stop17h 29m

San Jose

Sat 23/5

09:05-10:15

1 stop17h 10m

£448

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 20/6

18:15-08:15

1 stop22h 00m

San Jose

Tue 21/7

09:05-10:15

1 stop17h 10m

£449

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 19/6

14:30-21:45

1 stop15h 15m

San Jose

Fri 17/7

20:05-17:35

1 stop13h 30m

£449

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 16/6

09:55-18:45

1 stop16h 50m

San Jose

Thu 16/7

17:05-15:00

1 stop13h 55m

£449

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 20 results
1
2

Best time to book a flight from Heathrow to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Heathrow 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 Heathrow Airport to San Jose

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

Use this chart to determine the optimal time to book a return flight from Heathrow to San Jose. Price data was last updated on 16 January 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to San Jose, California, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to San Jose, California (average of £354). Flying from London Heathrow Airport to San Jose, California in July is currently the most expensive (average of £443). 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.

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 22 January 2026.
Check out reviews from past customers who have flown with KLM, Virgin Atlantic, andUnited Airlines from London Heathrow Airport to San Jose to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,191 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,738 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,689 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    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 Heathrow. Booking flights from London Heathrow to San Jose (SJC) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 6 different airlines.

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

    Delta and Virgin Atlantic can get you from London Heathrow Airport to San Jose, California in just under 17h 45m. Your travel time can differ by up to 4h 11m. London Heathrow Airport and San Jose, California are separated by a distance of 5352 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from London Heathrow Airport to San Jose, California is United Airlines. Our recent data shows that you can find tickets from as low as £338 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £367 and £393 round-trip. These flights start at 33% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to San Jose, California (average of £354). Flying from London Heathrow Airport to San Jose, California in July is currently the most expensive (average of £443). 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 Heathrow to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Heathrow to San Jose

Discover the top 6 airlines that operate flights from Heathrow 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£338Average£577FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£367Average£532FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£393Average£498FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£399Average£483FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£401Average£512FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£402Average£433FlexibilityNo cancel feeOn-time75%
Search KLM 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 Heathrow to San Jose?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow 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 Heathrow to San Jose?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to San Jose for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Heathrow to San Jose with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Heathrow to San Jose and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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