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Cheap flights from London to San Francisco Bay Area from £296

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to San Francisco Bay Area

Enter your travel dates to find the best prices.

Cheapest flights from London to San Francisco Bay Area
Explore the most affordable flight options available from London to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2026.

Tue 11/817:45
LHR
-
SJC
2 stops36h 28m
Virgin Atlantic
Wed 26/817:50
SJC
-
LHR
1 stop13h 45m
Virgin Atlantic
Deal found 10/6£472
Thu 25/611:00
LHR
-
SJC
1 stop15h 33m
British Airways
Wed 8/714:23
SJC
-
LHR
1 stop16h 02m
British Airways
Deal found 9/6£475
Sat 4/714:25
LHR
-
SJC
1 stop28h 24m
British Airways
Sat 18/714:23
SJC
-
LHR
1 stop14h 27m
British Airways
Deal found 9/6£476
Wed 8/708:55
LHR
-
SJC
1 stop22h 03m
British Airways
Sat 18/712:39
SJC
-
LHR
1 stop14h 26m
British Airways
Deal found 12/6£476
Wed 8/708:55
LHR
-
SJC
1 stop22h 03m
British Airways
Wed 15/712:39
SJC
-
LHR
1 stop18h 26m
British Airways
Deal found 13/6£477
Mon 17/818:35
LHR
-
OAK
2 stops37h 21m
Virgin Atlantic
Sun 23/806:00
OAK
-
LHR
2 stops21h 20m
Virgin Atlantic
Deal found 8/6£479
Mon 17/812:25
LHR
-
SJC
1 stop15h 59m
Virgin Atlantic
Sun 23/814:45
SJC
-
LHR
1 stop16h 50m
Virgin Atlantic
Deal found 8/6£479
Thu 27/806:30
LHR
-
SJC
2 stops18h 42m
Delta
Thu 10/913:50
SJC
-
LHR
1 stop19h 45m
Delta
Deal found 12/6£481
Mon 24/817:10
LHR
-
SJC
2 stops35h 03m
Multiple Airlines
Thu 3/912:37
SJC
-
LHR
1 stop16h 38m
Multiple Airlines
Deal found 8/6£484
Tue 15/1210:45
LHR
-
SJC
1 stop16h 07m
Delta
Mon 28/1217:05
SJC
-
LHR
1 stop15h 45m
Delta
Deal found 12/6£485
Mon 17/806:15
LHR
-
OAK
2 stops25h 41m
Multiple Airlines
Sun 23/817:00
OAK
-
LHR
1 stop33h 00m
Multiple Airlines
Deal found 8/6£488
Mon 7/909:20
LHR
-
OAK
2 stops22h 36m
Virgin Atlantic
Wed 7/1013:15
OAK
-
LHR
1 stop12h 45m
Virgin Atlantic
Deal found 9/6£495

Find flight deals from London to San Francisco Bay Area

Keep the following information in mind while searching for London to San Francisco Bay Area flight deals. Data was last updated 13 June 2026.

Round-trip from

£472

One-way from

£296

Popular in

December

Cheapest in

February

Average price

£577
Virgin Atlantic
  • Virgin Atlantic
  • 11/8-26/8
  • 3 total stops
  • 50h 13m total
  • London to San Francisco Bay Area
Search Deals
United Airlines
  • United Airlines
  • 2/9
  • 1 total stop
  • 16h 40m total
  • London to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£8 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to San Francisco Bay Area 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 13 June 2026.
Use the filters below to find and compare flights from London to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonOakland

LHR - OAK

LHROAK

London Heathrow

Mon 17/8

18:35-23:56

2 stops37h 21m

Oakland

Sun 23/8

06:00-11:20

2 stops21h 20m

£479

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 27/8

06:30-17:02

2 stops18h 32m

San Jose

Thu 10/9

09:05-10:20

2 stops17h 15m

£481

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 27/8

11:00-18:30

1 stop15h 30m

San Jose

Thu 10/9

14:36-14:25

1 stop15h 49m

£500

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 24/9

14:25-22:01

1 stop15h 36m

San Jose

Mon 28/9

06:00-14:25

1 stop24h 25m

£518

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 23/6

14:25-23:12

1 stop16h 47m

San Jose

Wed 8/7

11:47-14:25

1 stop18h 38m

£518

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 15/8

15:15-23:58

1 stop16h 43m

San Francisco

Wed 26/8

16:05-06:20

1 stop30h 15m

£520

LondonOakland

LHR - OAK

LHROAK

London Heathrow

Wed 23/9

11:40-23:59

2 stops20h 19m

Oakland

Mon 28/9

06:00-10:15

2 stops20h 15m

£523

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 17/8

06:30-15:50

2 stops17h 20m

San Francisco

Tue 1/9

11:30-11:20

1 stop15h 50m

£534
Fastest return journey

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 21/8

12:45-15:45

Nonstop11h 00m

San Francisco

Sun 30/8

14:00-15:35

1 stop17h 35m

£535

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 2/7

09:25-16:35

1 stop15h 10m

San Francisco

Sun 12/7

19:35-17:50

1 stop14h 15m

£546

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from London 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 to San Francisco Bay Area

What is the cheapest month to book a flight from London to San Francisco Bay Area?

Currently, February is the cheapest month in which you can book a flight from London to San Francisco Bay Area (average of £405). Flying from London to San Francisco Bay Area in December is currently the most expensive (average of £661). 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.

What is the cheapest time of day to fly from LON to XIH?

Find hourly flight availability from London to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to San Francisco Bay Area as you normally would.

Weekly flight availability from London to San Francisco Bay Area

Explore weekly flight availability from London to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 June 2026.

The most flights from LON to zzXIH are scheduled on a Monday (42 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (42 on average).

How far ahead should I book a flight from London to San Francisco Bay Area?

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to San Francisco Bay Area. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Francisco Bay Area. Reviews last updated 13 June 2026.
Read reviews from past customers who have flown with Austrian Airlines,Virgin Atlantic, andUnited Airlines from London to San Francisco Bay Area. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
931 reviews
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Virgin Atlantic
7.5
Good
689 reviews
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
United Airlines
7.4
Good
9,813 reviews
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
8,056 reviews
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
8,047 reviews
Austrian Airlines
7.6
Good
931 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Overall

7.6

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Related info for your journey

Find useful and relevant information for your journey from London to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to San Francisco Bay Area?

    There are many flights that can get you from London to San Francisco Bay Area in 15h 30m. Fly via Virgin Atlantic, Delta, or British Airways to get the fastest option. There are 5352 mi between London and San Francisco Bay Area. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London to San Francisco Bay Area one-way?

    The cheapet airlines for a one-way flight from London to San Francisco Bay Area are TAP AIR PORTUGAL (£273), Virgin Atlantic (£325), and Iberia (£326).

  • What are the most popular routes from London to San Francisco Bay Area?

    While some choose either London Gatwick - San Francisco or London City - San Francisco, London Heathrow - San Francisco is the most popular route from London to San Francisco Bay Area.

  • What are the most reliable airlines from London to San Francisco Bay Area?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to San Francisco Bay Area on time: Air Canada (89%), Austrian Airlines (89%), United Airlines (89%).

  • What are the cheapest flights from London to San Francisco Bay Area?

    On average you can expect to pay £1,190 for a flight from London to San Francisco Bay Area. The cheapest flight overall is £428 while the most popular route, (London Heathrow - San Francisco) is currently priced at £349.

  • Can I find deals for flights from London to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on London to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Francisco Bay Area.

  • Can I find deals for business class flights from London to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from London to San Francisco Bay Area 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 to San Francisco Bay Area?

    Currently, February is the cheapest month in which you can book a flight from London to San Francisco Bay Area (average of £405). Flying from London to San Francisco Bay Area in December is currently the most expensive (average of £661). 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

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Alternative routes for London to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to San Francisco Bay Area

Discover the top 10 airlines that operate flights from London to San Francisco Bay Area. 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 13 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£321Average£628FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SWISSCheapest£351Average£452FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Aer LingusCheapest£353Average£585FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Scandinavian AirlinesCheapest£357Average£493FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£360Average£470FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapest£368Average£548FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brussels AirlinesCheapest£372Average£519FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Austrian AirlinesCheapest£375Average£501FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Air CanadaCheapest£378Average£574FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£384Average£647FlexibilityNo cancel feeOn-time70%
Search British Airways 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 London to San Francisco Bay Area?

Cheapflights helps you search for flights from London to San Francisco Bay Area via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London to San Francisco Bay Area?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to San Francisco Bay Area for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to San Francisco Bay Area with no change fees?

Need flexible booking options for your flight to San Francisco Bay Area from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to San Francisco Bay Area become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco Bay Area from London today and book when prices fit your budget.

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