Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJC
9 Apr — 16 Apr1
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 10 March 2026.

Mon 21/1215:00
LHR
-
SJC
1 stop27h 03m
British Airways
Wed 6/114:37
SJC
-
LHR
1 stop13h 38m
British Airways
Deal found 5/3£380
Sun 19/414:25
LHR
-
SJC
1 stop27h 45m
British Airways
Sun 26/414:02
SJC
-
LHR
1 stop16h 23m
British Airways
Deal found 5/3£407
Tue 17/311:25
LHR
-
SJC
2 stops40h 56m
British Airways
Tue 24/306:00
SJC
-
LHR
1 stop19h 15m
British Airways
Deal found 5/3£412
Mon 16/308:20
LHR
-
SJC
1 stop32h 51m
British Airways
Wed 25/306:00
SJC
-
LHR
1 stop19h 15m
British Airways
Deal found 5/3£424
Mon 16/319:15
LHR
-
SJC
2 stops33h 06m
British Airways
Sat 28/316:20
SJC
-
LHR
1 stop34h 30m
British Airways
Deal found 5/3£435
Tue 31/316:25
LHR
-
SJC
1 stop25h 51m
American Airlines
Tue 14/414:02
SJC
-
LHR
1 stop14h 08m
American Airlines
Deal found 5/3£436
Tue 21/410:05
LHR
-
SJC
1 stop19h 54m
British Airways
Tue 28/412:46
SJC
-
LHR
1 stop14h 04m
British Airways
Deal found 7/3£437
Thu 23/410:05
LHR
-
SJC
1 stop20h 54m
British Airways
Thu 30/414:02
SJC
-
LHR
1 stop16h 23m
British Airways
Deal found 9/3£439
Mon 29/611:25
LHR
-
SJC
1 stop14h 10m
United Airlines
Thu 16/708:45
SJC
-
LHR
1 stop16h 55m
United Airlines
Deal found 8/3£445
Tue 7/410:50
LHR
-
SJC
2 stops31h 20m
British Airways
Sun 12/416:18
SJC
-
LHR
1 stop34h 32m
British Airways
Deal found 5/3£447
Wed 1/408:55
LHR
-
SJC
1 stop20h 26m
American Airlines
Thu 16/411:00
SJC
-
LHR
1 stop19h 25m
American Airlines
Deal found 5/3£448
Wed 1/410:05
LHR
-
SJC
1 stop16h 40m
British Airways
Sun 5/412:52
SJC
-
LHR
1 stop13h 58m
British Airways
Deal found 6/3£450

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 10 March 2026.

Round-trip from

£407

One-way from

£320

Popular in

December

Cheapest in

September

Average price

£498
British Airways
  • British Airways
  • 19/4-26/4
  • 2 total stops
  • 44h 08m total
  • London to San Jose
Search Deals
United Airlines
  • United Airlines
  • 3/5
  • 1 total stop
  • 18h 07m total
  • London to San Jose
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£31 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 March 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 10 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 2/5

10:05-22:59

1 stop20h 54m

San Jose

Tue 5/5

12:46-15:05

1 stop18h 19m

£466

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 3/4

16:25-21:21

1 stop36h 56m

San Jose

Sun 12/4

16:18-10:50

1 stop34h 32m

£466

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 8/4

08:55-21:59

1 stop21h 04m

San Jose

Sun 12/4

16:18-10:50

1 stop34h 32m

£466

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 22/4

07:25-21:08

2 stops21h 43m

San Jose

Wed 29/4

08:45-10:40

2 stops17h 55m

£519

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 30/3

16:25-10:11

1 stop25h 46m

San Jose

Mon 13/4

12:46-10:50

1 stop14h 04m

£530
Fastest return journey

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 21/4

14:50-21:07

1 stop14h 17m

San Jose

Tue 28/4

15:45-12:25

1 stop12h 40m

£541

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 2/5

07:25-21:32

2 stops22h 07m

San Jose

Tue 5/5

08:45-10:25

2 stops17h 40m

£548

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 3/4

06:30-20:24

2 stops21h 54m

San Jose

Sun 12/4

22:50-06:45

2 stops23h 55m

£550
Cheapest one-way

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 12/5

10:05-21:59

1 stop19h 54m

£355

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 13/5

10:05-21:59

1 stop19h 54m

£355

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 19 resultsSorted by cheapest first
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 6 March 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 62 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 £356). Flying from London Heathrow Airport to San Jose, California in July is currently the most expensive (average of £439). 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 Heathrow Airport to San Jose, California?

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 10 March 2026.
Check out reviews from past customers who have flown with Finnair,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.
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,371 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Virgin Atlantic
7.5
Good
680 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,409 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Lufthansa
6.8
Okay
7,840 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,781 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Entertainment

6.9

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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?

    British Airways and United Airlines can get you from London Heathrow Airport to San Jose, California in just under 20h 54m. Your travel time can differ by up to 49m. 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 £340 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £369 and £400 round-trip. These flights start at 34% 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 £356). Flying from London Heathrow Airport to San Jose, California in July is currently the most expensive (average of £439). 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.

Alternative routes for Heathrow to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Los Angeles flights
Heathrow to Las Vegas flights
Heathrow to San Francisco flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Heathrow to Ontario flights
Gatwick to Las Vegas flights
Gatwick to San Francisco flights
Stansted to San Francisco flights
Luton to Los Angeles flights
London City to San Francisco flights
Heathrow to Long Beach flights
Heathrow to San Diego flights
London City to Las Vegas flights
Stansted to Las Vegas flights
Heathrow to Santa Ana flights
Luton to San Francisco flights
Luton to Las Vegas flights
Gatwick to San Diego flights
Heathrow to Sacramento flights
Heathrow to Burbank flights
Gatwick to San Jose flights
Stansted to San Diego flights
London City to San Diego flights
Heathrow to Oakland flights
Gatwick to Sacramento flights
Gatwick to Ontario flights
London City to Santa Ana flights
Gatwick to Oakland flights
Southend to Los Angeles flights
Heathrow to Palm Springs flights
Heathrow to Reno flights
London City to Sacramento flights
Gatwick to Santa Ana flights
Gatwick to Palm Springs flights
Gatwick to Reno flights
Southend to San Francisco flights
Heathrow to Fresno flights
London City to Palm Springs flights
London City to San Jose flights
Gatwick to Burbank flights
London City to Ontario flights
Heathrow to San Luis Obispo flights
Stansted to Sacramento flights
Heathrow to Santa Barbara flights
Southend to Las Vegas flights
Heathrow to Santa Rosa flights
Gatwick to Tijuana flights

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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£340Average£597FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£369Average£526FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£400Average£502FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£401Average£639FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£402Average£496FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£403Average£488FlexibilityNo cancel feeOn-time76%
Search Finnair 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.

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.