How many flights depart from London to San Francisco on average per day?

29 flights are operational daily from London to San Francisco as of December 2025. The most popular departure time for this route is 11:00, with 59% of flights per day taking off at midday.

How often are flights from London to San Francisco delayed?

Historically, on average around 13% of flights between London and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

What is the most punctual flight time for London to San Francisco flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from London to San Francisco on average per week?

As of December 2025, there are 207 flights per week flying from London to San Francisco. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

Which airline has the best punctuality record on London to San Francisco flights?

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from London to San Francisco?

SWISS, United Airlines, and British Airways are the most popular carriers operating from London to San Francisco

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

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

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

As of December 2025, there are 2 operators available to choose from for flights from London to San Francisco Airport.

How old do you have to be to fly from London to San Francisco 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 London to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco 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 San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

₹ 44,339 Cheap Flights from London to San Francisco in 2025/26

Q: What is the typical price of a round-trip flight between London and San Francisco?

Prices are currently typical for flights on this route. Typical prices usually range from ₹ 55,267 to ₹ 89,215. The lowest price recently found on this route was ₹ 55,267.

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10:10 - 14:35

LGW

SFO

60h 25m2 stops

16:35 - 09:50

SFO

LGW

33h 15m1 stop

₹ 55,267TAP AIR PORTUGAL

Sat, 17 Jan - Sat, 31 Jan

15:35 - 14:35

LHR

SFO

31h 00m2 stops

16:40 - 18:50

SFO

LHR

18h 10m2 stops

₹ 55,356Scandinavian Airlines

Thu, 15 Jan - Mon, 19 Jan

08:50 - 15:35

LHR

SFO

14h 45m1 stop

10:41 - 07:20

SFO

LHR

12h 39m1 stop

₹ 55,446British Airways

Mon, 2 Mar - Wed, 8 Apr

21:25 - 14:30

LGW

SFO

49h 05m2 stops

16:35 - 20:35

SFO

LGW

20h 00m2 stops

₹ 55,536TAP AIR PORTUGAL

Mon, 19 Jan - Mon, 2 Feb

10:45 - 13:50

LHR

SFO

11h 05mdirect

19:30 - 13:55

SFO

LHR

10h 25mdirect

₹ 55,983British Airways

Mon, 6 Apr - Mon, 27 Apr

18:40 - 16:30

LGW

SFO

29h 50m1 stop

19:35 - 17:50

SFO

LGW

14h 15m1 stop

₹ 55,983SWISS

Tue, 17 Feb - Wed, 1 Apr

21:25 - 14:30

LGW

SFO

49h 05m2 stops

16:35 - 20:35

SFO

LGW

20h 00m2 stops

₹ 56,163TAP AIR PORTUGAL

Mon, 19 Jan - Mon, 2 Feb

10:45 - 13:50

LHR

SFO

11h 05mdirect

16:23 - 15:05

SFO

LHR

14h 42m1 stop

₹ 56,610British Airways

Fri, 22 May - Fri, 29 May

09:25 - 16:15

LGW

SFO

14h 50m1 stop

19:35 - 17:50

SFO

LGW

14h 15m1 stop

₹ 56,969SWISS

Wed, 15 Apr - Wed, 22 Apr

08:40 - 16:15

LHR

SFO

15h 35m1 stop

06:40 - 09:40

SFO

LHR

19h 00m1 stop

₹ 57,237United Airlines

Wed, 15 Apr - Thu, 23 Apr

British Airways flights from London to San Francisco

Our best British Airways deals on London to San Francisco flight tickets

British Airways

2 Mar

LHR08:50London Heathrow

14h 45m

1 stop

SFO15:35San Francisco

8 Apr

SFO10:41San Francisco

12h 39m

1 stop

LHR07:20London Heathrow

₹ 55,446

Find similar

British Airways

6 Apr

LHR10:45London Heathrow

11h 05m

SFO13:50San Francisco

27 Apr

SFO19:30San Francisco

10h 25m

LHR13:55London Heathrow

₹ 55,983

Find similar

British Airways

22 May

LHR10:45London Heathrow

11h 05m

SFO13:50San Francisco

29 May

SFO16:23San Francisco

14h 42m

1 stop

LHR15:05London Heathrow

₹ 56,610

Find similar

United Airlines flights from London to San Francisco

Our best United Airlines deals on London to San Francisco flight tickets

United Airlines

15 Apr

LHR08:40London Heathrow

15h 35m

1 stop

SFO16:15San Francisco

23 Apr

SFO06:40San Francisco

19h 00m

1 stop

LHR09:40London Heathrow

₹ 57,237

Find similar

United Airlines

14 Apr

LHR07:25London Heathrow

15h 10m

1 stop

SFO14:35San Francisco

23 Apr

SFO12:55San Francisco

10h 30m

LHR07:25London Heathrow

₹ 57,685

Find similar

United Airlines

14 Mar

LHR06:35London Heathrow

21h 00m

1 stop

SFO20:35San Francisco

16 Mar

SFO13:50San Francisco

10h 35m

LHR07:25London Heathrow

₹ 59,835

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 17/1

10:10-14:35

2 stops60h 25m

San Francisco

Sat 31/1

16:35-09:50

1 stop33h 15m

₹ 55,267

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 15/1

15:35-14:35

2 stops31h 00m

San Francisco

Mon 19/1

16:40-18:50

2 stops18h 10m

₹ 55,356

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 2/3

08:50-15:35

1 stop14h 45m

San Francisco

Wed 8/4

10:41-07:20

1 stop12h 39m

₹ 55,446

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 19/1

21:25-14:30

2 stops49h 05m

San Francisco

Mon 2/2

16:35-20:35

2 stops20h 00m

₹ 55,536

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 6/4

10:45-13:50

Nonstop11h 05m

San Francisco

Mon 27/4

19:30-13:55

Nonstop10h 25m

₹ 55,983

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 17/2

18:40-16:30

1 stop29h 50m

San Francisco

Wed 1/4

19:35-17:50

1 stop14h 15m

₹ 55,983

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 19/1

21:25-14:30

2 stops49h 05m

San Francisco

Mon 2/2

16:35-20:35

2 stops20h 00m

₹ 56,163

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 22/5

10:45-13:50

Nonstop11h 05m

San Francisco

Fri 29/5

16:23-15:05

1 stop14h 42m

₹ 56,610

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 15/4

09:25-16:15

1 stop14h 50m

San Francisco

Wed 22/4

19:35-17:50

1 stop14h 15m

₹ 56,969

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 15/4

08:40-16:15

1 stop15h 35m

San Francisco

Thu 23/4

06:40-09:40

1 stop19h 00m

₹ 57,237

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to San Francisco

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

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between London and San Francisco?

What is the cheapest month to fly to San Francisco?

In general, September is the cheapest month to fly from London to San Francisco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 51,326. If you aren’t able to travel to San Francisco during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of ₹ 51,773.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from London to San Francisco is on a Thursday. Travellers who choose to depart for San Francisco on a Thursday will often find tickets for as low as ₹ 51,098. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around ₹ 74,845.

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

The cheapest time of day to fly to San Francisco is at midday when flights can be purchased for as low as ₹ 51,098. Flights in the morning are often more expensive, with an average ticket price of ₹ 62,691.

What is the cheapest London to San Francisco flight route?

Fly from London Heathrow to San Francisco for the best London - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from London when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around ₹ 61,082 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from London for as low as ₹ 57,417 on momondo.

What cabin class options are available on London to San Francisco flights?

There are 2 cabin classes available to choose from on London to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to San Francisco flights?

You could potentially save up to 73% on your flight if you consider stops on a London to San Francisco flight.

How have London to San Francisco flight prices changed over time?

As of December 2025, prices for London to San Francisco flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from London to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from London to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to San Francisco (LON to SFO) flight deals and tips

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

Fastest flight time	11h 00m
Direct flights	Every day
Airports in San Francisco	1 airport

The fastest flight from London to San Francisco takes 11h 00m

Direct flights go from London to San Francisco every day.

There is 1 airport in San Francisco. From London there are direct flights to San Francisco (SFO).

Search flight deals

How far is London to San Francisco by plane?
There are 8609.4 km between London and San Francisco. Typically, this will take 11h 00m by plane in normal conditions.
When did momondo last update prices for flights from London to San Francisco Airport?
Prices for flights from London to San Francisco Airport are updated daily.
How many operators does momondo search for flights from London to San Francisco Airport?
As of December 2025, there are 2 operators available to choose from for flights from London to San Francisco Airport.
How old do you have to be to fly from London to San Francisco 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 London to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco 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 San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from London to San Francisco is Boeing 777, representing 35.66% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 22.57%, Airbus A380-800 at 18.44%, and Boeing 777-300ER at 13.11%.
What is the most popular airline from London to San Francisco?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to San Francisco is United Airlines (100% of total bookings).

Best airlines flying from London to San Francisco

Compare and see reviews for airlines that fly from London to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom ₹ 49,818	Free Cancellation	Rating 7.5 677 reviews		Search Virgin Atlantic flights
British Airways	PriceFrom ₹ 51,034	Free Cancellation	Rating 6.7 7,605 reviews		Search British Airways flights

Virgin Atlantic Flights From London to San Francisco
The lowest priced Virgin Atlantic flight from London to San Francisco from the last 72 hours was ₹ 49,818. Generally, Virgin Atlantic has 7 flights on this route every week with an average price of ₹ 53,611. Virgin Atlantic is rated 7.5/10 by our users.
British Airways Flights From London to San Francisco
The best British Airways deal for London to San Francisco flight tickets found on momondo in the last 72 hours was ₹ 51,034, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at ₹ 55,043 round-trip. British Airways operates 12 flights out of London into San Francisco in an average week, so prices vary by time and availability. 7,605 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Menlo Park

Davis

South San Francisco

Santa Clara

Palo Alto

San Mateo

Gilroy

Rancho Cordova

Mountain View

Belmont

Bodega Bay

Roseville

Woodland

Cupertino

Lathrop

Daly City

Sunnyvale

Calistoga

Fremont

Why use momondo?

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

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

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

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

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

Once you have performed a search for London to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from London and alert you when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from London to San Francisco from ₹ 44,339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Francisco departing on 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from London to San Francisco

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United Airlines flights from London to San Francisco

Our best United Airlines deals on London to San Francisco flight tickets

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See travel insights to San Francisco from

How to get the cheapest flight ticket from London to San Francisco

What is the typical price of a round-trip flight between London and San Francisco?

What is the cheapest month to fly to San Francisco?

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from London to San Francisco is on a Thursday. Travellers who choose to depart for San Francisco on a Thursday will often find tickets for as low as ₹ 51,098. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around ₹ 74,845.

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

The cheapest time of day to fly to San Francisco is at midday when flights can be purchased for as low as ₹ 51,098. Flights in the morning are often more expensive, with an average ticket price of ₹ 62,691.

What is the cheapest London to San Francisco flight route?

Fly from London Heathrow to San Francisco for the best London - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

What cabin class options are available on London to San Francisco flights?

There are 2 cabin classes available to choose from on London to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to San Francisco flights?

You could potentially save up to 73% on your flight if you consider stops on a London to San Francisco flight.

How have London to San Francisco flight prices changed over time?

As of December 2025, prices for London to San Francisco flights are approximately 3% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London to San Francisco?

SWISS, United Airlines, and British Airways are the most popular carriers operating from London to San Francisco

How often are flights from London to San Francisco delayed?

Historically, on average around 13% of flights between London and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

What is the most punctual flight time for London to San Francisco flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to San Francisco flights?

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

How many flights depart from London to San Francisco on average per day?

29 flights are operational daily from London to San Francisco as of December 2025. The most popular departure time for this route is 11:00, with 59% of flights per day taking off at midday.

How many flights depart from London to San Francisco on average per week?

As of December 2025, there are 207 flights per week flying from London to San Francisco. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

When to book flights from London to San Francisco

Cheap London to San Francisco (LON to SFO) flight deals and tips

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

Fastest flight time

Direct flights

Airports in San Francisco

How far is London to San Francisco by plane?

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

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

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

What documentation or ID do you need to fly to San Francisco Airport?

What is the most popular plane model from London to San Francisco?

What is the most popular airline from London to San Francisco?

Best airlines flying from London to San Francisco

Compare and see reviews for airlines that fly from London to San Francisco with momondo

Virgin Atlantic Flights From London to San Francisco

British Airways Flights From London to San Francisco

Travelling to a place near San Francisco?

Why use momondo?

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

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

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

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

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States