London To San Francisco Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

calender

Friday

Return Date

Book a round trip
to save more

calender

TRAVELLER & CLASS

1 Traveller

Economy

June
July
August
September
October
November
December
January
February
March
April

September is by far the best month, wherein you can get cheapest flights for London to San Francisco. Meanwhile, July is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
September

September- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
September

September - is the cheapest month to book round trip flights.

Cheaper Fare
£ 368

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From London To San Francisco

Finnair
Finnair

London

10:30

London

London Heathrow Airport

Thu , 10 Sep 2026

18h 46m
ellipse
1 Stop

San Francisco

21:16

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£362
Finnair
Finnair

London

11:10

London

London Heathrow Airport

Thu , 10 Sep 2026

14h 59m
ellipse
1 Stop

San Francisco

18:09

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£366
Finnair
Finnair

London

11:40

London

London Heathrow Airport

Thu , 10 Sep 2026

17h 36m
ellipse
1 Stop

San Francisco

21:16

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£366
Lufthansa
Lufthansa

London

10:50

London

London Heathrow Airport

Thu , 10 Sep 2026

16h 10m
ellipse
1 Stop

San Francisco

19:00

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£376
American Airlines
American Airlines

London

11:40

London

London Heathrow Airport

Thu , 10 Sep 2026

15h 22m
ellipse
1 Stop

San Francisco

19:02

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£396
Alaska Airlines
Alaska Airlines

London

17:00

London

London Heathrow Airport

Thu , 10 Sep 2026

12h 40m
ellipse
1 Stop

San Francisco

22:40

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£403
American Airlines
American Airlines

London

08:20

London

London Heathrow Airport

Thu , 10 Sep 2026

15h 16m
ellipse
1 Stop

San Francisco

15:36

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£406
American Airlines
American Airlines

London

10:30

London

London Heathrow Airport

Thu , 10 Sep 2026

18h 00m
ellipse
1 Stop

San Francisco

20:30

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£407
Lufthansa
Lufthansa

London

09:00

London

London Heathrow Airport

Thu , 10 Sep 2026

18h 00m
ellipse
1 Stop

San Francisco

19:00

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£420
Lufthansa
Lufthansa

London

07:25

London

London Heathrow Airport

Thu , 10 Sep 2026

19h 35m
ellipse
1 Stop

San Francisco

19:00

San Francisco

San Francisco International Airport

Thu, 10 Sep 2026

£429
Air Canada
Air Canada

London

14:05

London

London Heathrow Airport

Thu , 10 Sep 2026

29h 12m
ellipse
1 Stop

San Francisco

11:17

San Francisco

San Francisco International Airport

Fri, 11 Sep 2026

£444
ellipse

Find the Lowest Airfare London to San Francisco

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£368
15 June 2026
American Airlines
16:10 PM
Cheapest Airfare Within 30 Days
£368
15 June 2026
American Airlines
16:10 PM
Cheapest Airfare Within 90 Days
£362
09 September 2026
American Airlines
10:45 AM
ellipse

Early Morning Flight London to San Francisco

wallet
Cheapest Flight
Found
£429
group
Average Flight
Time
19h 35m
calendra
Date/Time
10 Sep 2026
07:25 AM
plane
Airlines
Lufthansa
Ellipse

Late Night Flight London to San Francisco

wallet
Cheapest Flight
Found
£403
group
Average Flight
Time
12h 40m
calendar
Date/Time
10 Sep 2026
17:00 PM
plane
Airlines
Alaska Airlines

Flights from London to San Francisco with Easemytrip

Flying from London to San Francisco has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between London to San Francisco is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between London Heathrow Airport (LHR) and San Francisco International Airport (SFO). You can expect a flight distance of approximately 8615 km, and most direct services cover it in around 09:52.

Let’s take a closer look at everything you need to know before booking your flight from London to San Francisco.

Travel Overview: London to San Francisco

Flight Details Information
Route Distance 8615 km
Average Flight Time 09:52 hrs
Departure Airport London Heathrow Airport (LHR)
Arrival Airport San Francisco International Airport (SFO)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Finnair, Lufthansa, American Airlines, Alaska Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from London to San Francisco

Are there direct flights from London to San Francisco?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?