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Cheap flights from San Jose, California to London from $236

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to London departing on 1/20. 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
0 bags

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Find the cheapest flights from San Jose, California to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
6:00 am - 6:50 amSJC-LHR
16h 50m1 stop
Iberia Logo
8:20 am - 9:29 pmLHR-SJC
21h 09m1 stop
$551Iberia
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Tue, Jan 13 - Sat, Jan 31
Finnair Logo
6:00 am - 10:00 amSJC-LHR
20h 00m1 stop
Finnair Logo
6:10 pm - 9:29 pmLHR-SJC
35h 19m2 stops
$565Finnair
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Mon, Jan 12 - Mon, Feb 2
Delta Logo
9:50 am - 10:00 amSJC-LHR
16h 10m1 stop
Delta Logo
6:20 am - 7:18 pmLHR-SJC
20h 58m2 stops
$589Delta
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Wed, Dec 3 - Wed, Dec 10
Delta Logo
9:40 am - 10:00 amSJC-LHR
16h 20m1 stop
Delta Logo
6:30 am - 8:35 pmLHR-SJC
22h 05m2 stops
$590Delta
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Tue, Nov 18 - Wed, Nov 26
British Airways Logo
11:06 am - 10:00 amSJC-LHR
14h 54m1 stop
British Airways Logo
10:05 am - 8:36 pmLHR-SJC
18h 31m1 stop
$591British Airways
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Tue, Dec 2 - Tue, Dec 9
British Airways Logo
11:06 am - 8:35 amSJC-LHR
13h 29m1 stop
British Airways Logo
11:55 am - 8:49 pmLHR-SJC
16h 54m1 stop
$614British Airways
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Tue, Nov 18 - Wed, Nov 26
United Airlines Logo
6:30 am - 5:55 amSJC-LHR
15h 25m1 stop
United Airlines Logo
6:35 am - 5:51 pmLHR-SJC
19h 16m2 stops
$616United Airlines
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Tue, Nov 25 - Tue, Dec 9
United Airlines Logo
8:45 am - 9:40 amSJC-LHR
16h 55m1 stop
United Airlines Logo
7:40 am - 5:51 pmLHR-SJC
18h 11m2 stops
$617United Airlines
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Tue, Dec 9 - Mon, Dec 15
Virgin Atlantic Logo
6:20 am - 6:50 amSJC-LHR
16h 30m2 stops
Virgin Atlantic Logo
9:40 am - 8:36 pmLHR-SJC
18h 56m2 stops
$625Virgin Atlantic
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Fri, Dec 5 - Fri, Dec 12
Virgin Atlantic Logo
9:17 am - 10:30 amSJC-LHR
17h 13m2 stops
Virgin Atlantic Logo
11:20 am - 9:56 pmLHR-SJC
18h 36m1 stop
$633Virgin Atlantic
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Sun, Feb 15 - Sun, Feb 22

KLM flights from San Jose, California to London

Our best KLM deals on San Jose, California to London flight tickets
KLM
Dec 9
SJC9:50 amSan Jose
16h 10m
1 stop
LHR10:00 amLondon Heathrow
Dec 15
LHR11:05 amLondon Heathrow
17h 31m
1 stop
SJC8:36 pmSan Jose
$622
Find similar
KLM
Feb 27
SJC7:15 amSan Jose
19h 15m
1 stop
LHR10:30 amLondon Heathrow
Mar 12
LHR12:10 pmLondon Heathrow
16h 22m
1 stop
SJC9:32 pmSan Jose
$645
Find similar
KLM
Jan 13
SJC11:40 amSan Jose
20h 55m
2 stops
LCY4:35 pmLondon City
Feb 7
LCY8:40 amLondon City
20h 48m
2 stops
SJC9:28 pmSan Jose
$647
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United Airlines flights from San Jose, California to London

Our best United Airlines deals on San Jose, California to London flight tickets
United Airlines
Nov 25
SJC6:30 amSan Jose
15h 25m
1 stop
LHR5:55 amLondon Heathrow
Dec 9
LHR6:35 amLondon Heathrow
19h 16m
2 stops
SJC5:51 pmSan Jose
$616
Find similar
United Airlines
Dec 9
SJC8:45 amSan Jose
16h 55m
1 stop
LHR9:40 amLondon Heathrow
Dec 15
LHR7:40 amLondon Heathrow
18h 11m
2 stops
SJC5:51 pmSan Jose
$617
Find similar
United Airlines
Nov 23
SJC6:40 pmSan Jose
31h 35m
2 stops
LHR10:15 amLondon Heathrow
Dec 10
LHR6:35 amLondon Heathrow
19h 16m
2 stops
SJC5:51 pmSan Jose
$621
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to London 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 November 6, 2025.
Use the filters below to find and compare flights from San Jose, California to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 1/13

6:00 am-6:50 am

1 stop16h 50m

London Heathrow

Sat 1/31

8:20 am-9:29 pm

1 stop21h 09m

$551

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 1/12

6:00 am-10:00 am

1 stop20h 00m

London Heathrow

Mon 2/2

6:10 pm-9:29 pm

2 stops35h 19m

$565

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 12/3

9:50 am-10:00 am

1 stop16h 10m

London Heathrow

Wed 12/10

6:20 am-7:18 pm

2 stops20h 58m

$589

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 11/18

9:40 am-10:00 am

1 stop16h 20m

London Heathrow

Wed 11/26

6:30 am-8:35 pm

2 stops22h 05m

$590

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 12/2

11:06 am-10:00 am

1 stop14h 54m

London Heathrow

Tue 12/9

10:05 am-8:36 pm

1 stop18h 31m

$591

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 11/18

11:06 am-8:35 am

1 stop13h 29m

London Heathrow

Wed 11/26

11:55 am-8:49 pm

1 stop16h 54m

$614

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 11/25

6:30 am-5:55 am

1 stop15h 25m

London Heathrow

Tue 12/9

6:35 am-5:51 pm

2 stops19h 16m

$616

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 12/9

8:45 am-9:40 am

1 stop16h 55m

London Heathrow

Mon 12/15

7:40 am-5:51 pm

2 stops18h 11m

$617

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Fri 12/5

6:20 am-6:50 am

2 stops16h 30m

London Heathrow

Fri 12/12

9:40 am-8:36 pm

2 stops18h 56m

$625

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 2/15

9:17 am-10:30 am

2 stops17h 13m

London Heathrow

Sun 2/22

11:20 am-9:56 pm

1 stop18h 36m

$633

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 London from

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

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 San Jose, California and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from San Jose, California is in August. Flight prices, which tend to average around $635, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from San Jose, California averaging around $666.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from San Jose, California to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $727. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $933. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from San Jose, California at noon is the least expensive time of day to depart. momondo users have found prices as low as $727 when looking at flights departing at noon. Flights to London are more costly in the afternoon, with an average ticket price of $814. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $780 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from San Jose, California for as low as $653 on momondo.

When to book flights from San Jose, California to London

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

Cheap San Jose, California to London (SJC to LON) flight deals and tips

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

Direct flights

None
There are no direct flights from San Jose, California to London. There are no popular flight routes from San Jose, California to London.
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  • How far is San Jose to London by plane?

    San Jose and London are 5360.5 mi apart from one another. By plane, this route typically takes 13h 00m.

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

    Prices for flights from San Jose Airport to London are updated daily.

  • How many operators does momondo search for flights from San Jose Airport to London?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Jose Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London 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.

  • What is the most popular airline from San Jose, California to London?

Best airlines flying from San Jose, California to London

Compare and see reviews for airlines that fly from San Jose, California to London with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $564Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $619Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $640Free CancellationRating
7.5
672 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $640Free CancellationRating
6.7
7,499 reviews
Search British Airways flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Chelmsford
Wembley
Folkestone
Romford
Ilford
Cobham
Stansted
Harrow
Watford

Why use momondo?

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

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

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

Flights from San Jose to London 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 San Jose to London?

Once all potential San Jose to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport