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Cheap flights from San Jose, California to London from $334

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 2/21. 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
11:01 am - 11:40 am
SJC
-
LHR
16h 39m1 stop
Iberia Logo
6:00 am - 9:30 pm
LHR
-
SJC
23h 30m2 stops
$579Iberia
Wed, Feb 25 - Tue, Mar 3
Iberia Logo
6:00 am - 10:00 am
SJC
-
LHR
20h 00m1 stop
Iberia Logo
7:40 pm - 10:11 am
LHR
-
SJC
22h 31m2 stops
$582Iberia
Sun, Feb 22 - Mon, Mar 2
British Airways Logo
6:00 am - 6:50 am
SJC
-
LHR
17h 50m1 stop
British Airways Logo
12:55 pm - 9:30 pm
LHR
-
SJC
16h 35m1 stop
$589British Airways
Tue, Mar 24 - Tue, Mar 31
Iberia Logo
6:00 am - 12:45 pm
SJC
-
LHR
22h 45m2 stops
Iberia Logo
6:00 am - 9:30 pm
LHR
-
SJC
23h 30m2 stops
$592Iberia
Wed, Feb 25 - Tue, Mar 3
United Airlines Logo
8:40 am - 9:40 am
SJC
-
LHR
17h 00m1 stop
United Airlines Logo
11:10 am - 1:41 pm
LHR
-
SJC
34h 31m2 stops
$594United Airlines
Sun, Feb 8 - Fri, Feb 27
United Airlines Logo
3:49 pm - 9:40 am
SJC
-
LHR
34h 51m1 stop
United Airlines Logo
2:05 pm - 6:30 pm
LHR
-
SJC
36h 25m2 stops
$595United Airlines
Tue, Mar 24 - Tue, Mar 31
Virgin Atlantic Logo
1:57 pm - 11:40 am
SJC
-
LHR
13h 43m1 stop
Virgin Atlantic Logo
11:20 am - 5:33 pm
LHR
-
SJC
14h 13m1 stop
$596Virgin Atlantic
Thu, Feb 19 - Thu, Feb 26
British Airways Logo
6:00 am - 12:15 pm
SJC
-
LHR
22h 15m1 stop
British Airways Logo
7:15 pm - 9:30 pm
LHR
-
SJC
33h 15m2 stops
$600British Airways
Mon, Feb 23 - Mon, Mar 9
Delta Logo
10:45 pm - 6:25 am
SJC
-
LHR
23h 40m1 stop
Delta Logo
6:20 am - 7:12 pm
LHR
-
SJC
20h 52m2 stops
$602Delta
Sat, Jan 24 - Tue, Feb 3
Delta Logo
5:00 pm - 4:40 pm
SJC
-
LCY
15h 40m2 stops
Delta Logo
7:45 am - 6:45 pm
LCY
-
SJC
19h 00m2 stops
$1,090Delta
Wed, Jul 1 - Wed, Jul 15

Iberia flights from San Jose, California to London

Our best Iberia deals on San Jose, California to London flight tickets
Iberia
Jan 18
SJC6:00 amSan Jose
18h 35m
1 stop
LHR8:35 amLondon Heathrow
Feb 3
LHR8:50 pmLondon Heathrow
32h 39m
2 stops
SJC9:29 pmSan Jose
$578
Iberia
Mar 4
SJC6:00 amSan Jose
18h 35m
1 stop
LHR8:35 amLondon Heathrow
Mar 10
LHR8:50 pmLondon Heathrow
31h 40m
2 stops
SJC9:30 pmSan Jose
$579
Iberia
Feb 17
SJC6:00 amSan Jose
16h 50m
1 stop
LHR6:50 amLondon Heathrow
Feb 25
LHR7:05 pmLondon Heathrow
23h 06m
2 stops
SJC10:11 amSan Jose
$582

Finnair flights from San Jose, California to London

Our best Finnair deals on San Jose, California to London flight tickets
Finnair
Jan 18
SJC6:00 amSan Jose
18h 35m
1 stop
LHR8:35 amLondon Heathrow
Feb 3
LHR10:35 amLondon Heathrow
18h 54m
1 stop
SJC9:29 pmSan Jose
$595
Finnair
Feb 22
SJC6:00 amSan Jose
20h 00m
1 stop
LHR10:00 amLondon Heathrow
Mar 1
LHR10:05 amLondon Heathrow
19h 25m
1 stop
SJC9:30 pmSan Jose
$620

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 January 8, 2026.
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

Wed 2/25

11:01 am-11:40 am

1 stop16h 39m

London Heathrow

Tue 3/3

6:00 am-9:30 pm

2 stops23h 30m

$579

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 2/22

6:00 am-10:00 am

1 stop20h 00m

London Heathrow

Mon 3/2

7:40 pm-10:11 am

2 stops22h 31m

$582

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 3/24

6:00 am-6:50 am

1 stop17h 50m

London Heathrow

Tue 3/31

12:55 pm-9:30 pm

1 stop16h 35m

$589

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 2/25

6:00 am-12:45 pm

2 stops22h 45m

London Heathrow

Tue 3/3

6:00 am-9:30 pm

2 stops23h 30m

$592

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 2/8

8:40 am-9:40 am

1 stop17h 00m

London Heathrow

Fri 2/27

11:10 am-1:41 pm

2 stops34h 31m

$594

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 3/24

3:49 pm-9:40 am

1 stop34h 51m

London Heathrow

Tue 3/31

2:05 pm-6:30 pm

2 stops36h 25m

$595

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Thu 2/19

1:57 pm-11:40 am

1 stop13h 43m

London Heathrow

Thu 2/26

11:20 am-5:33 pm

1 stop14h 13m

$596

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 2/23

6:00 am-12:15 pm

1 stop22h 15m

London Heathrow

Mon 3/9

7:15 pm-9:30 pm

2 stops33h 15m

$600

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sat 1/24

10:45 pm-6:25 am

1 stop23h 40m

London Heathrow

Tue 2/3

6:20 am-7:12 pm

2 stops20h 52m

$602

San JoseLondon

SJC - LCY

SJCLCY

San Jose

Wed 7/1

5:00 pm-4:40 pm

2 stops15h 40m

London City

Wed 7/15

7:45 am-6:45 pm

2 stops19h 00m

$1,090

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 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 $629, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from San Jose, California averaging around $638.

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 $778 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 $627 on momondo.

How have San Jose, California to London flight prices changed over time?

As of January 2026, prices for San Jose, California to London flights are approximately 2% cheaper when compared to flights at the same time last year.

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

Fastest flight time

13h 34m

Direct flights

None
The fastest flight from San Jose, California to London takes 13h 34m
There are no direct flights from San Jose, California to London. There are no popular flight routes from San Jose, California to London.
Search flight deals

  • 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 34m.

  • 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 $560Free CancellationRating
7.9
8,025 reviews
Search Delta flights
Virgin AtlanticPriceFrom $596Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom $619Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
7,657 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
Luton
Hounslow
Milton Keynes
Dover
Slough
Guildford
Hayes
Crawley
Dartford
Brentwood
Watford
Wembley
Cobham
Folkestone
Romford
Richmond
Uxbridge
Chelmsford
Stansted

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