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Cheap flights from London Heathrow Airport to San Francisco from ₹ 44,774

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 Heathrow Airport to San Francisco departing on 8/5. 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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Cheap return flights

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United Airlines Logo
11:30 - 19:25
LHR
-
SFO
15h 55m1 stop
United Airlines Logo
12:50 - 07:25
SFO
-
LHR
10h 35mdirect
₹ 56,986United Airlines
Wed, 4 Feb - Wed, 18 Feb
United Airlines Logo
09:00 - 16:30
LHR
-
SFO
15h 30m1 stop
United Airlines Logo
14:30 - 11:20
SFO
-
LHR
13h 50m1 stop
₹ 57,076United Airlines
Wed, 4 Mar - Thu, 12 Mar
JetBlue Logo
07:25 - 16:42
LHR
-
SFO
17h 17m1 stop
JetBlue Logo
08:40 - 06:55
SFO
-
LHR
14h 15m1 stop
₹ 57,166JetBlue
Thu, 12 Feb - Tue, 17 Feb
United Airlines Logo
08:30 - 20:10
LHR
-
SFO
19h 40m2 stops
United Airlines Logo
05:00 - 10:15
SFO
-
LHR
21h 15m1 stop
₹ 57,438United Airlines
Mon, 12 Jan - Mon, 9 Feb
Scandinavian Airlines Logo
06:40 - 14:40
LHR
-
SFO
16h 00m1 stop
Scandinavian Airlines Logo
16:45 - 18:50
SFO
-
LHR
18h 05m2 stops
₹ 57,528Scandinavian Airlines
Mon, 6 Apr - Mon, 27 Apr
United Airlines Logo
16:40 - 14:50
LHR
-
SFO
30h 10m1 stop
United Airlines Logo
12:50 - 07:25
SFO
-
LHR
10h 35mdirect
₹ 57,619United Airlines
Mon, 12 Jan - Mon, 26 Jan
Scandinavian Airlines Logo
06:40 - 14:35
LHR
-
SFO
15h 55m1 stop
Scandinavian Airlines Logo
16:40 - 09:35
SFO
-
LHR
32h 55m2 stops
₹ 57,709Scandinavian Airlines
Mon, 26 Jan - Fri, 30 Jan
Scandinavian Airlines Logo
06:40 - 14:40
LHR
-
SFO
16h 00m1 stop
Scandinavian Airlines Logo
16:45 - 18:50
SFO
-
LHR
18h 05m2 stops
₹ 57,800Scandinavian Airlines
Mon, 6 Apr - Mon, 27 Apr
United Airlines Logo
08:45 - 16:10
LHR
-
SFO
15h 25m1 stop
United Airlines Logo
05:00 - 12:20
SFO
-
LHR
23h 20m1 stop
₹ 57,890United Airlines
Wed, 22 Apr - Thu, 7 May
United Airlines Logo
16:40 - 14:50
LHR
-
SFO
30h 10m1 stop
United Airlines Logo
12:50 - 07:25
SFO
-
LHR
10h 35mdirect
₹ 57,981United Airlines
Mon, 12 Jan - Mon, 26 Jan

United Airlines flights from London Heathrow Airport to San Francisco

Our best United Airlines deals on London Heathrow Airport to San Francisco flight tickets
United Airlines
4 Feb
LHR11:30London Heathrow
15h 55m
1 stop
SFO19:25San Francisco
18 Feb
SFO12:50San Francisco
10h 35m
LHR07:25London Heathrow
₹ 56,986
Find similar
United Airlines
4 Mar
LHR09:00London Heathrow
15h 30m
1 stop
SFO16:30San Francisco
12 Mar
SFO14:30San Francisco
13h 50m
1 stop
LHR11:20London Heathrow
₹ 57,076
Find similar
United Airlines
12 Jan
LHR08:30London Heathrow
19h 40m
2 stops
SFO20:10San Francisco
9 Feb
SFO05:00San Francisco
21h 15m
1 stop
LHR10:15London Heathrow
₹ 57,438
Find similar

Scandinavian Airlines flights from London Heathrow Airport to San Francisco

Our best Scandinavian Airlines deals on London Heathrow Airport to San Francisco flight tickets
Scandinavian Airlines
6 Apr
LHR06:40London Heathrow
16h 00m
1 stop
SFO14:40San Francisco
27 Apr
SFO16:45San Francisco
18h 05m
2 stops
LHR18:50London Heathrow
₹ 57,528
Find similar
Scandinavian Airlines
26 Jan
LHR06:40London Heathrow
15h 55m
1 stop
SFO14:35San Francisco
30 Jan
SFO16:40San Francisco
32h 55m
2 stops
LHR09:35London Heathrow
₹ 57,709
Find similar
Scandinavian Airlines
6 Apr
LHR06:40London Heathrow
16h 00m
1 stop
SFO14:40San Francisco
27 Apr
SFO16:45San Francisco
18h 05m
2 stops
LHR18:50London Heathrow
₹ 57,800
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to San Francisco 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 59,053 searches. Data last updated 13 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 4/2

11:30-19:25

1 stop15h 55m

San Francisco

Wed 18/2

12:50-07:25

Nonstop10h 35m

₹ 56,986

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 4/3

09:00-16:30

1 stop15h 30m

San Francisco

Thu 12/3

14:30-11:20

1 stop13h 50m

₹ 57,076

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 12/2

07:25-16:42

1 stop17h 17m

San Francisco

Tue 17/2

08:40-06:55

1 stop14h 15m

₹ 57,166

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 12/1

08:30-20:10

2 stops19h 40m

San Francisco

Mon 9/2

05:00-10:15

1 stop21h 15m

₹ 57,438

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 6/4

06:40-14:40

1 stop16h 00m

San Francisco

Mon 27/4

16:45-18:50

2 stops18h 05m

₹ 57,528

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 12/1

16:40-14:50

1 stop30h 10m

San Francisco

Mon 26/1

12:50-07:25

Nonstop10h 35m

₹ 57,619

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 26/1

06:40-14:35

1 stop15h 55m

San Francisco

Fri 30/1

16:40-09:35

2 stops32h 55m

₹ 57,709

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 6/4

06:40-14:40

1 stop16h 00m

San Francisco

Mon 27/4

16:45-18:50

2 stops18h 05m

₹ 57,800

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 22/4

08:45-16:10

1 stop15h 25m

San Francisco

Thu 7/5

05:00-12:20

1 stop23h 20m

₹ 57,890

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 12/1

16:40-14:50

1 stop30h 10m

San Francisco

Mon 26/1

12:50-07:25

Nonstop10h 35m

₹ 57,981

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 San Francisco from

How to get the cheapest flight ticket from London Heathrow Airport 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

What is the cheapest month to fly to San Francisco?

In general, February is the cheapest month to fly from London Heathrow Airport to San Francisco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 51,016. If you aren’t able to travel to San Francisco during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of ₹ 52,372.

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

The cheapest day to depart from London Heathrow Airport 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 ₹ 51,600. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around ₹ 75,580.

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 ₹ 51,600. Flights in the morning are often more expensive, with an average ticket price of ₹ 63,306.

What is the cheapest London Heathrow to San Francisco flight route?

Fly from London Heathrow to San Francisco for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around ₹ 61,433 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 Heathrow Airport for as low as ₹ 57,890 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow 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 Heathrow Airport to San Francisco flights?

You could potentially save up to 62% on your flight if you consider stops on a London Heathrow Airport to San Francisco flight.

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

As of December 2025, prices for London Heathrow Airport to San Francisco flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to San Francisco

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

Cheap London Heathrow Airport to San Francisco (LHR to SFO) flight deals and tips

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

Fastest flight time

11h 00m

Direct flights

Every day

Airports in San Francisco

1 airport
The fastest flight from London Heathrow Airport to San Francisco takes 11h 00m
Direct flights go from London Heathrow Airport to San Francisco every day.
There is 1 airport in San Francisco. From London Heathrow Airport there are direct flights to San Francisco (SFO).
Search flight deals

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

    There are 8596.0 km between London Heathrow and San Francisco. By plane, this route typically takes 11h 00m.

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

    Prices for flights from London Heathrow Airport to San Francisco Airport were last updated today.

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

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

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

    The necessary travel and health documents for your San Francisco Airport 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 plane model from London Heathrow Airport to San Francisco?

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

Best airlines flying from London Heathrow Airport to San Francisco

Compare and see reviews for airlines that fly from London Heathrow Airport to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom ₹ 50,307Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom ₹ 51,535Free CancellationRating
6.7
7,571 reviews
Search British Airways flights

  • Virgin Atlantic Flights From London Heathrow Airport to San Francisco

    Virgin Atlantic flies from London Heathrow Airport to San Francisco around 7 times per week, with 675 momondo users rating the airline 7.5/10. The cheapest Virgin Atlantic deal from London Heathrow Airport to San Francisco in the last 72 hours was ₹ 50,307 (round-trip), much lower than the average airfare cost of ₹ 54,137 for Virgin Atlantic flights on this route.

  • British Airways Flights From London Heathrow Airport to San Francisco

    British Airways (6.7/10 from 7,571 reviews) operates around 13 flights from London Heathrow Airport to San Francisco in any given week. The average British Airways airfare for this route is around ₹ 55,584, with deals from around ₹ 51,535 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to San Francisco flight searches in the last 72 hours.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Menlo Park
Davis
South San Francisco
Santa Clara
Palo Alto
San Mateo
Gilroy
Mountain View
Rancho Cordova
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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from London.

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 in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from London.

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

Of course. momondo tracks the price of London to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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