Cheap flights from San Francisco Bay Area to London from £182

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 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LON
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheap flight deals from San Francisco Bay Area to London

Keep the following information in mind while searching for San Francisco Bay Area to London flight deals. Data was last updated 15 October 2025.

Round-trip from

£379

One-way from

£182

Popular in

June

Cheapest in

September

Average price

£500
Virgin Atlantic
  • Virgin Atlantic
  • 26/11-3/12
  • 2 total stops
  • 30h 21m total
  • San Francisco Bay Area to London
13/11
  • 13/11
  • 2 total stops
  • 24h 07m total
  • San Francisco Bay Area to London
Highest demand for flights based on searches. 16% potential increase in price (£83 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in October 2025

Find flight deals from San Francisco Bay Area to London

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco Bay Area to London
Explore the most affordable flight options available from San Francisco Bay Area to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 October 2025.

Wed 26/1113:35SJC - LHR
1 stop12h 25mVirgin Atlantic
Wed 3/1210:45LHR - SJC
1 stop17h 56mVirgin Atlantic
Deal found 12/10£379
Sun 19/1016:37SJC - LHR
1 stop13h 38mVirgin Atlantic
Tue 4/1106:30LHR - SJC
2 stops20h 25mVirgin Atlantic
Deal found 14/10£409
Thu 27/1106:15SJC - LHR
1 stop16h 50mVirgin Atlantic
Thu 4/1206:30LHR - SJC
2 stops22h 11mVirgin Atlantic
Deal found 13/10£412
Mon 13/1014:21SJC - LHR
1 stop12h 59mVirgin Atlantic
Tue 28/1011:05LHR - SJC
1 stop16h 21mVirgin Atlantic
Deal found 12/10£422
Wed 5/1111:35SJC - LHR
1 stop14h 55mKLM
Wed 12/1106:30LHR - SJC
2 stops17h 25mKLM
Deal found 12/10£439
Sun 2/1116:40SFO - STN
2 stops22h 20mMultiple Airlines
Fri 7/1115:15STN - SFO
2 stops31h 20mMultiple Airlines
Deal found 14/10£439
Sun 16/1116:40SFO - LHR
1 stop15h 20mScandinavian Airlines
Mon 24/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Deal found 13/10£439
Mon 20/1016:20SFO - LGW
1 stop15h 15mMultiple Airlines
Fri 7/1114:00LGW - SFO
2 stops36h 45mMultiple Airlines
Deal found 14/10£440
Thu 27/1116:40SFO - STN
2 stops22h 30mMultiple Airlines
Thu 4/1212:25STN - SFO
2 stops34h 10mMultiple Airlines
Deal found 12/10£440
Sun 19/1021:20SFO - LHR
Nonstop10h 20mDelta
Thu 30/1011:40LHR - SFO
Nonstop11h 00mDelta
Deal found 14/10£440
Mon 13/1019:35SJC - LHR
1 stop34h 40mDelta
Tue 28/1006:30LHR - SJC
2 stops19h 25mDelta
Deal found 12/10£440
Sat 29/1116:35SFO - LGW
1 stop33h 15mTAP AIR PORTUGAL
Sun 7/1210:40LGW - SFO
1 stop35h 55mTAP AIR PORTUGAL
Deal found 13/10£440

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco Bay Area 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, Cheapflights users made 858,174 searches. Data last updated 15 October 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to London that are best for you.

Fly from

San Francisco Bay Area

Fly to

London

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 5/11

09:50-08:45

2 stops14h 55m

London Heathrow

Wed 12/11

06:30-15:55

2 stops17h 25m

£439

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 12/1

14:40-20:10

2 stops21h 30m

London Luton

Tue 27/1

20:50-12:40

2 stops23h 50m

£440

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Wed 26/11

08:25-22:20

2 stops29h 55m

London Luton

Wed 3/12

17:00-12:40

2 stops27h 40m

£441

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 4/11

00:35-07:05

1 stop22h 30m

London Heathrow

Wed 12/11

11:40-14:40

Nonstop11h 00m

£443

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 19/11

12:40-11:25

1 stop14h 45m

London Heathrow

Wed 3/12

11:40-14:40

Nonstop11h 00m

£443

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 11/11

14:40-20:15

2 stops21h 35m

London Stansted

Tue 18/11

08:10-21:22

2 stops21h 12m

£443

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 2/11

16:40-23:00

3 stops22h 20m

London Stansted

Fri 7/11

15:15-14:35

2 stops31h 20m

£443

OaklandLondon

OAK - LHR

OAKLHR

Oakland

Mon 3/11

12:30-10:00

1 stop13h 30m

London Heathrow

Mon 10/11

20:25-16:11

2 stops27h 46m

£446

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 16/3

17:40-16:00

1 stop15h 20m

London Heathrow

Mon 23/3

06:40-15:35

1 stop15h 55m

£446

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 28/10

18:00-18:50

2 stops17h 50m

London Heathrow

Mon 3/11

06:40-14:35

1 stop15h 55m

£447

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco Bay Area to London

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

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

Currently, December is the cheapest month in which you can book a flight from San Francisco Bay Area to London (average of £355). Flying from San Francisco Bay Area to London in June is currently the most expensive (average of £606). 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 XIH to LON?

Find hourly flight availability from San Francisco Bay Area to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 October 2025.

It’s typically best to fly out from San Francisco Bay Area to London in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from San Francisco Bay Area to London?

Use this chart to determine the cheapest time to fly return from San Francisco Bay Area to London. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their San Francisco Bay Area to London flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco Bay Area to London

Explore weekly flight availability from San Francisco Bay Area to London. 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 15 October 2025.

The most flights from zzXIH to LON are scheduled on a Monday (37 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (37 on average).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 15 October 2025.
See what other customers who have flown with United Airlines, Virgin Atlantic, andIberia from San Francisco Bay Area to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to London. 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 San Francisco Bay Area to London?

    Departing from San Francisco Bay Area to London will take you 14h 55m. San Francisco Bay Area and London are separated by a distance of 5352 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for SWISS. According to our data, you can fly for as low as £267. Users have also found prices from £278 and £289 on JetBlue and KLM, respectively.

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

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

    No one likes to see their flight delayed. When booking a flight from San Francisco Bay Area to London consider choosing KLM (91%), Air France (91%) or Delta (91%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £1,298 for a flight from San Francisco Bay Area to London. The cheapest flight overall is £258 while the most popular route, (San Francisco - London Heathrow) is currently priced at £322.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Francisco Bay Area to London (average of £355). Flying from San Francisco Bay Area to London in June is currently the most expensive (average of £606). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Slough
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Wembley
Deal
Ilford
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Guildford
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from San Francisco Bay Area to London

Discover the top 7 airlines that operate flights from San Francisco Bay Area to London. 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 15 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£358Average£451FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£372Average£558FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£373Average£477FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£390Average£527FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£421Average£603FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£429Average£520FlexibilityNo cancel feeOn-time77%
Search Iberia flights
LufthansaCheapest£434Average£671FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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How does Cheapflights help users find flights from San Francisco Bay Area to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from San Francisco Bay Area today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from San Francisco Bay Area to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to London from San Francisco Bay Area? 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 San Francisco Bay Area to London become cheaper?

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

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