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Cheap flights from San Jose, California to London from £239

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 17/11. 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

Find the cheapest flights from San Jose, California to London

Cheap return flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
10:24 - 12:20SJC  San Jose-LHR London Heathrow
17h 56m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
14:45 - 22:12LHR  London Heathrow-SJC San Jose
15h 27m1 stop Seattle/Tacoma Intl
£612Alaska Airlines
Tue, 29 Dec - Mon, 11 Jan
Multiple Airlines Logo
12:02 - 12:00SJC  San Jose-LHR London Heathrow
15h 58m1 stop Dallas/Fort Worth
Multiple Airlines Logo
14:45 - 17:56LHR  London Heathrow-SJC San Jose
35h 11m1 stop Seattle/Tacoma Intl
£616Multiple Airlines
Sun, 10 Jan - Sun, 31 Jan
Alaska Airlines Logo
19:43 - 12:20SJC  San Jose-LHR London Heathrow
32h 37m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
14:45 - 09:45LHR  London Heathrow-SJC San Jose
27h 00m1 stop Seattle/Tacoma Intl
£625Alaska Airlines
Sat, 14 Nov - Sat, 21 Nov
Multiple Airlines Logo
06:15 - 12:20SJC  San Jose-LHR London Heathrow
22h 05m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
18:00 - 21:11LHR  London Heathrow-SJC San Jose
35h 11m2 stops Toronto Pearson Intl Denver Intl
£644Multiple Airlines
Tue, 29 Dec - Mon, 11 Jan
Multiple Airlines Logo
13:01 - 12:15SJC  San Jose-LHR London Heathrow
15h 14m1 stop Phoenix Sky Harbor Intl
Multiple Airlines Logo
14:45 - 22:12LHR  London Heathrow-SJC San Jose
15h 27m1 stop Seattle/Tacoma Intl
£649Multiple Airlines
Fri, 1 Jan - Fri, 8 Jan
Iberia Logo
06:00 - 06:50SJC  San Jose-LHR London Heathrow
16h 50m1 stop Dallas/Fort Worth
Iberia Logo
07:35 - 20:45LHR  London Heathrow-SJC San Jose
21h 10m2 stops Madrid Barajas Dallas/Fort Worth
£650Iberia
Mon, 7 Dec - Wed, 16 Dec
Alaska Airlines Logo
14:50 - 12:20SJC  San Jose-LHR London Heathrow
13h 30m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
14:45 - 22:12LHR  London Heathrow-SJC San Jose
15h 27m1 stop Seattle/Tacoma Intl
£651Alaska Airlines
Mon, 7 Dec - Wed, 16 Dec
Alaska Airlines Logo
13:24 - 12:20SJC  San Jose-LHR London Heathrow
14h 56m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
14:45 - 18:02LHR  London Heathrow-SJC San Jose
35h 17m1 stop Seattle/Tacoma Intl
£654Alaska Airlines
Mon, 16 Nov - Wed, 25 Nov
Iberia Logo
06:00 - 13:30SJC  San Jose-LHR London Heathrow
23h 30m2 stops Dallas/Fort Worth Madrid Barajas
Iberia Logo
07:35 - 20:45LHR  London Heathrow-SJC San Jose
21h 10m2 stops Madrid Barajas Dallas/Fort Worth
£656Iberia
Mon, 7 Dec - Wed, 16 Dec
Multiple Airlines Logo
08:45 - 11:50SJC  San Jose-LHR London Heathrow
19h 05m2 stops Denver Intl Toronto Pearson Intl
Multiple Airlines Logo
06:35 - 21:08LHR  London Heathrow-SJC San Jose
21h 33m2 stops Munich Franz Josef Strauss Denver Intl
£656Multiple Airlines
Tue, 6 Oct - Thu, 29 Oct

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

Our best Alaska Airlines deals on San Jose, California to London Heathrow Airport flight tickets
Alaska Airlines
29 Dec
SJC10:24San Jose
17h 56m
1 stop
LHR12:20London Heathrow
11 Jan
LHR14:45London Heathrow
15h 27m
1 stop
SJC22:12San Jose
£612
Alaska Airlines
14 Nov
SJC19:43San Jose
32h 37m
1 stop
LHR12:20London Heathrow
21 Nov
LHR14:45London Heathrow
27h 00m
1 stop
SJC09:45San Jose
£625
Alaska Airlines
7 Dec
SJC14:50San Jose
13h 30m
1 stop
LHR12:20London Heathrow
16 Dec
LHR14:45London Heathrow
15h 27m
1 stop
SJC22:12San Jose
£651

Iberia flights from San Jose, California to London Heathrow Airport

Our best Iberia deals on San Jose, California to London Heathrow Airport flight tickets
Iberia
7 Dec
SJC06:00San Jose
16h 50m
1 stop
LHR06:50London Heathrow
16 Dec
LHR07:35London Heathrow
21h 10m
2 stops
SJC20:45San Jose
£650
Iberia
7 Dec
SJC06:00San Jose
23h 30m
2 stops
LHR13:30London Heathrow
16 Dec
LHR07:35London Heathrow
21h 10m
2 stops
SJC20:45San Jose
£656
Iberia
21 Oct
SJC14:41San Jose
18h 34m
2 stops
LHR17:15London Heathrow
28 Oct
LHR10:05London Heathrow
19h 03m
1 stop
SJC22:08San Jose
£677

momondo Fare Finder

 
Customise your flight search to find flights from San Jose, California to London Heathrow Airport 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 279,928 searches. Data last updated 10 August 2026.
Use the filters below to find and compare flights from San Jose, California to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Tue 29/12

10:24-12:20

1 stop17h 56m

London Heathrow

Mon 11/1

14:45-22:12

1 stop15h 27m

£612

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Sun 10/1

12:02-12:00

1 stop15h 58m

London Heathrow

Sun 31/1

14:45-17:56

1 stop35h 11m

£616

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Sat 14/11

19:43-12:20

1 stop32h 37m

London Heathrow

Sat 21/11

14:45-09:45

1 stop27h 00m

£625

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Tue 29/12

06:15-12:20

1 stop22h 05m

London Heathrow

Mon 11/1

18:00-21:11

2 stops35h 11m

£644

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Fri 1/1

13:01-12:15

1 stop15h 14m

London Heathrow

Fri 8/1

14:45-22:12

1 stop15h 27m

£649

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Mon 7/12

06:00-06:50

1 stop16h 50m

London Heathrow

Wed 16/12

07:35-20:45

2 stops21h 10m

£650
Fastest return journey

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Mon 7/12

14:50-12:20

1 stop13h 30m

London Heathrow

Wed 16/12

14:45-22:12

1 stop15h 27m

£651

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Mon 16/11

13:24-12:20

1 stop14h 56m

London Heathrow

Wed 25/11

14:45-18:02

1 stop35h 17m

£654

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Mon 7/12

06:00-13:30

2 stops23h 30m

London Heathrow

Wed 16/12

07:35-20:45

2 stops21h 10m

£656

San JoseLondon

SJC San Jose - LHR London Heathrow

SJCLHR

San Jose

Tue 6/10

08:45-11:50

2 stops19h 05m

London Heathrow

Thu 29/10

06:35-21:08

2 stops21h 33m

£656

Flights are sorted by cheapest return 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 Heathrow Airport

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 Heathrow Airport?

Prices are currently low for flights on this route.

Typical prices usually range from £792 to £898.
The lowest price recently found on this route was £612.

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from San Jose, California to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £468. The month of April is another great option to travel to London Heathrow Airport, with average flight prices from San Jose, California averaging around £497.

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

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

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

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

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

Fastest flight time

13h 06m

Direct flights

None
The fastest flight from San Jose, California to London Heathrow Airport takes 13h 06m
There are no direct flights from San Jose, California to London Heathrow Airport. There are no popular flight routes from San Jose, California to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from San Jose, California to London Heathrow Airport

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

    The distance between San Jose and London Heathrow is about 5352.0 mi. By plane, this route typically takes 13h 06m.

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

    Prices for flights from San Jose Airport to London Heathrow Airport refresh daily.

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

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Wembley
Gatwick
Milton Keynes
Stratford-upon-Avon
Luton
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Chichester
Hayes
Guildford

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?

Yes. momondo enables you to select and highlight flights to London from San Jose with this policy.

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

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 San Jose to London.

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

Yes. momondo can track prices for San Jose to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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