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Cheap flights from London Heathrow Airport to San Jose from $427

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to San Jose departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London Heathrow Airport to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:25 pm - 10:10 am
LHR
-
SJC
27h 45m
1 stop
British Airways Logo
2:02 pm - 2:25 pm
SJC
-
LHR
16h 23m
1 stop
$544British Airways
Sun, Apr 19 - Sun, Apr 26
British Airways Logo
4:25 pm - 10:10 am
LHR
-
SJC
25h 45m
1 stop
British Airways Logo
11:00 am - 12:10 pm
SJC
-
LHR
17h 10m
1 stop
$583British Airways
Sun, Apr 12 - Sun, Apr 19
British Airways Logo
10:05 am - 9:59 pm
LHR
-
SJC
19h 54m
1 stop
British Airways Logo
12:46 pm - 10:50 am
SJC
-
LHR
14h 04m
1 stop
$584British Airways
Tue, Apr 21 - Tue, Apr 28
British Airways Logo
10:05 am - 10:59 pm
LHR
-
SJC
20h 54m
1 stop
British Airways Logo
2:02 pm - 2:25 pm
SJC
-
LHR
16h 23m
1 stop
$586British Airways
Thu, Apr 23 - Thu, Apr 30
United Airlines Logo
11:25 am - 5:35 pm
LHR
-
SJC
14h 10m
1 stop
United Airlines Logo
8:45 am - 9:40 am
SJC
-
LHR
16h 55m
1 stop
$594United Airlines
Mon, Jun 29 - Thu, Jul 16
British Airways Logo
10:50 am - 10:10 am
LHR
-
SJC
31h 20m
2 stops
British Airways Logo
4:18 pm - 10:50 am
SJC
-
LHR
34h 32m
1 stop
$597British Airways
Tue, Apr 7 - Sun, Apr 12
British Airways Logo
10:05 am - 6:45 pm
LHR
-
SJC
16h 40m
1 stop
British Airways Logo
12:52 pm - 10:50 am
SJC
-
LHR
13h 58m
1 stop
$601British Airways
Wed, Apr 1 - Sun, Apr 5
Multiple Airlines Logo
12:55 pm - 9:06 pm
LHR
-
SJC
16h 11m
1 stop
Multiple Airlines Logo
8:00 am - 6:20 am
SJC
-
LHR
14h 20m
1 stop
$605Multiple Airlines
Tue, Aug 11 - Wed, Aug 26
British Airways Logo
5:10 pm - 9:59 pm
LHR
-
SJC
36h 49m
2 stops
British Airways Logo
2:02 pm - 8:05 am
SJC
-
LHR
34h 03m
1 stop
$607British Airways
Wed, Apr 8 - Sun, Apr 12
British Airways Logo
6:45 pm - 10:10 am
LHR
-
SJC
47h 25m
2 stops
British Airways Logo
2:02 pm - 8:05 am
SJC
-
LHR
34h 03m
1 stop
$609British Airways
Mon, Apr 6 - Sun, Apr 12

British Airways flights from London Heathrow Airport to San Jose, California

Our best British Airways deals on London Heathrow Airport to San Jose, California flight tickets
British Airways
Apr 12
LHR4:25 pmLondon Heathrow
25h 45m
1 stop
SJC10:10 amSan Jose
Apr 19
SJC11:00 amSan Jose
17h 10m
1 stop
LHR12:10 pmLondon Heathrow
$583
British Airways
Apr 13
LHR8:55 amLondon Heathrow
21h 04m
1 stop
SJC9:59 pmSan Jose
Apr 28
SJC2:02 pmSan Jose
14h 08m
1 stop
LHR12:10 pmLondon Heathrow
$584
British Airways
Apr 23
LHR10:05 amLondon Heathrow
20h 54m
1 stop
SJC10:59 pmSan Jose
Apr 30
SJC2:02 pmSan Jose
16h 23m
1 stop
LHR2:25 pmLondon Heathrow
$586

American Airlines flights from London Heathrow Airport to San Jose, California

Our best American Airlines deals on London Heathrow Airport to San Jose, California flight tickets
American Airlines
Mar 18
LHR10:15 amLondon Heathrow
18h 06m
1 stop
SJC9:21 pmSan Jose
May 17
SJC6:10 amSan Jose
19h 40m
2 stops
LHR9:50 amLondon Heathrow
$606
American Airlines
Mar 17
LHR2:10 pmLondon Heathrow
27h 06m
2 stops
SJC10:16 amSan Jose
May 28
SJC12:38 pmSan Jose
22h 17m
2 stops
LHR6:55 pmLondon Heathrow
$614
American Airlines
Mar 17
LHR8:20 amLondon Heathrow
20h 01m
2 stops
SJC9:21 pmSan Jose
May 17
SJC6:10 amSan Jose
17h 35m
2 stops
LHR7:45 amLondon Heathrow
$625

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to San Jose, California 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, momondo users made 832,500 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 4/19

2:25 pm-10:10 am

1 stop27h 45m

San Jose

Sun 4/26

2:02 pm-2:25 pm

1 stop16h 23m

$544

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sun 4/12

4:25 pm-10:10 am

1 stop25h 45m

San Jose

Sun 4/19

11:00 am-12:10 pm

1 stop17h 10m

$583

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 4/21

10:05 am-9:59 pm

1 stop19h 54m

San Jose

Tue 4/28

12:46 pm-10:50 am

1 stop14h 04m

$584

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 4/23

10:05 am-10:59 pm

1 stop20h 54m

San Jose

Thu 4/30

2:02 pm-2:25 pm

1 stop16h 23m

$586

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 6/29

11:25 am-5:35 pm

1 stop14h 10m

San Jose

Thu 7/16

8:45 am-9:40 am

1 stop16h 55m

$594

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 4/7

10:50 am-10:10 am

2 stops31h 20m

San Jose

Sun 4/12

4:18 pm-10:50 am

1 stop34h 32m

$597

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 4/1

10:05 am-6:45 pm

1 stop16h 40m

San Jose

Sun 4/5

12:52 pm-10:50 am

1 stop13h 58m

$601
Quickest round-trip

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 8/11

12:55 pm-9:06 pm

1 stop16h 11m

San Jose

Wed 8/26

8:00 am-6:20 am

1 stop14h 20m

$605

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 4/8

5:10 pm-9:59 pm

2 stops36h 49m

San Jose

Sun 4/12

2:02 pm-8:05 am

1 stop34h 03m

$607

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Mon 4/6

6:45 pm-10:10 am

2 stops47h 25m

San Jose

Sun 4/12

2:02 pm-8:05 am

1 stop34h 03m

$609

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from London Heathrow Airport to San Jose, California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and San Jose, California?

What is the cheapest month to fly to San Jose, California?

The month of September is, on average, the cheapest month to fly to San Jose, California from London Heathrow Airport, with most prices found around $582. If you are unable to visit San Jose, California during the month of September, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around $634.

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $697 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from London Heathrow Airport for as low as $599 on momondo.

When to book flights from London Heathrow Airport to San Jose, California

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to San Jose, California according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to San Jose, California (LHR to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to San Jose, California

Fastest flight time

15h 19m

Direct flights

None
The fastest flight from London Heathrow Airport to San Jose, California takes 15h 19m
There are no direct flights from London Heathrow Airport to San Jose, California. There are no popular flight routes from London Heathrow Airport to San Jose, California.
Search flight deals

  • How far is London Heathrow to San Jose by plane?

    There are 5352.0 mi between London Heathrow and San Jose. Flights usually cover this in 15h 19m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Heathrow Airport to San Jose Airport?

    Prices for flights from London Heathrow Airport to San Jose Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow Airport to San Jose Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The necessary travel and health documents for your San Jose Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to San Jose?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to San Jose. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to San Jose with flexible booking policies on momondo?

Flights from London to San Jose with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to San Jose?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to San Jose.

I’m not ready to book a flight from London to San Jose right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to San Jose flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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