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Cheap flights from London to San Francisco from ₹ 44,634

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
26 Dec — 2 Jan1
1 adult

The best prices from London to San Francisco are usually found in February or November, booked 83 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from London to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 December 2024.

Round-trip from

₹ 44,719

Popular in

July

Cheapest in

February

Average price

₹ 64,272
Austrian Airlines
  • Austrian Airlines
  • 13/1-23/1
  • 2 total stops
  • 44h 08m total
  • London to San Francisco
High demand for flights, 19% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in December 2024

Find flight deals from London to San Francisco

Cheapest flights from London to San Francisco
Explore the most affordable flight options available from London to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2024.

Sun 29/1219:15LHR - SFO
1 stop27h 35mLufthansa
Sat 11/112:50SFO - LHR
Nonstop10h 35mLufthansa
Deal found 20/12₹ 44,719
Sun 29/1208:30LHR - SFO
1 stop19h 35mUnited Airlines
Sat 11/117:25SFO - LHR
Nonstop10h 35mUnited Airlines
Deal found 20/12₹ 45,399
Sun 29/1210:05LHR - SFO
Nonstop11h 10mMultiple Airlines
Sat 11/117:25SFO - LHR
Nonstop10h 35mMultiple Airlines
Deal found 20/12₹ 46,759
Sun 29/1210:05LHR - SFO
Nonstop11h 10mAustrian Airlines
Sat 11/112:50SFO - LHR
Nonstop10h 35mAustrian Airlines
Deal found 19/12₹ 47,099
Sun 29/1210:45LHR - SFO
1 stop21h 43mVirgin Atlantic
Tue 14/116:40SFO - LHR
Nonstop10h 15mVirgin Atlantic
Deal found 20/12₹ 47,949
Tue 31/1209:10LHR - SFO
1 stop20h 04mDelta
Thu 10/716:05SFO - LHR
Nonstop10h 20mDelta
Deal found 20/12₹ 53,645
Wed 25/1206:30LHR - SFO
1 stop13h 20mKLM
Tue 31/1213:35SFO - LHR
1 stop12h 25mKLM
Deal found 20/12₹ 57,896
Fri 27/1218:45LGW - SFO
1 stop29h 40mSWISS
Fri 10/119:25SFO - LGW
2 stops17h 10mSWISS
Deal found 21/12₹ 61,042
Tue 24/1219:05LHR - SFO
2 stops34h 01mBritish Airways
Tue 31/1213:00SFO - LHR
1 stop19h 00mBritish Airways
Deal found 21/12₹ 62,742
Mon 23/1207:00LHR - SFO
2 stops41h 25mSWISS
Wed 29/1020:25SFO - LHR
1 stop36h 55mSWISS
Deal found 20/12₹ 68,268
Thu 26/1207:10LHR - SFO
2 stops37h 25mBrussels Airlines
Tue 31/1214:40SFO - LHR
2 stops22h 40mBrussels Airlines
Deal found 20/12₹ 69,884
Fri 27/1216:40LGW - SFO
1 stop30h 15mTAP AIR PORTUGAL
Fri 10/119:15SFO - LGW
1 stop30h 35mTAP AIR PORTUGAL
Deal found 20/12₹ 78,810

Find flights from London to San Francisco within your budget

Customise your flight search to find flights from London 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, Cheapflights users made 454,620 searches. Data last updated 21 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 16/1

06:00-21:42

2 stops23h 42m

San Francisco

Wed 29/1

07:15-06:55

1 stop15h 40m

₹ 44,634

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 15/1

08:55-20:49

2 stops19h 54m

San Francisco

Mon 20/1

15:20-13:30

1 stop14h 10m

₹ 44,804

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 16/1

09:30-16:00

1 stop14h 30m

San Francisco

Wed 29/1

17:25-12:00

Nonstop10h 35m

₹ 44,889

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 11/2

18:45-16:25

1 stop29h 40m

San Francisco

Tue 18/2

19:25-17:50

1 stop14h 25m

₹ 44,974

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 16/1

15:55-14:15

1 stop30h 20m

San Francisco

Sat 25/1

16:40-20:40

2 stops20h 00m

₹ 45,314

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 13/1

20:15-14:50

1 stop26h 35m

San Francisco

Sun 26/1

12:50-07:25

Nonstop10h 35m

₹ 45,399

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 15/1

12:05-16:25

1 stop36h 20m

San Francisco

Wed 22/1

10:45-21:40

2 stops26h 55m

₹ 45,569

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 19/1

19:55-14:45

1 stop26h 50m

San Francisco

Wed 29/1

16:35-17:30

1 stop16h 55m

₹ 45,739

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 23/1

19:50-15:40

2 stops27h 50m

San Francisco

Mon 27/1

17:30-21:35

2 stops20h 05m

₹ 46,419

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 17/1

06:30-11:50

1 stop13h 20m

San Francisco

Thu 23/1

00:40-07:05

1 stop22h 25m

₹ 47,099

Flights are sorted by cheapest return flights first.

Deals found on 20/12

Showing 1-10 of 42 results
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Best time to book a flight from London to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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.

Travel insights for flights from London to San Francisco

Get recent, data-driven insights about flights from London to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from London to San Francisco. Price data was last updated on 13 December 2024.

To ensure you get the cheapest price possible for a flight from London to San Francisco, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from London to San Francisco (average of ₹ 991). Flying from London to San Francisco in July is currently the most expensive (average of ₹ 1,438). 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 SFO?

Find hourly flight availability from London to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 December 2024.

A simple way to save on the total cost of your ticket is to fly from London to San Francisco in the morning. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from London to San Francisco

Explore weekly flight availability from London to San Francisco. 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 21 December 2024.

The most flights from LON to SFO are scheduled on a Monday (33 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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. Reviews last updated 21 December 2024.
See what other customers who have flown with United Airlines, TAP AIR PORTUGAL and KLM from London to San Francisco have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very Good
8,601 reviews
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,344 reviews
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.7
Good
1,282 reviews
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
785 reviews
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,604 reviews
8.0
Very Good
8,601 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from London to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Francisco from London?

    San Francisco (SFO), located 19.0 km from the city centre, is the airport you fly into when you book flights from London to San Francisco. 1 airline have flights to San Francisco from London on a regular basis. Booking flights from London to San Francisco should not be difficult; the airport handles an average of 33 inbound flights from London per day.

  • What are the cheapest airlines flying from London to San Francisco round-trip?

    Our cheapest airline available from London to San Francisco is Austrian Airlines. Our recent data shows that you can find tickets from as low as ₹ 44,719 on this airline. Additional options worth looking into are SWISS and United Airlines, starting at ₹ 44,804 and ₹ 44,889 round-trip. Users have found that Austrian Airlines is 21% cheaper than the other options available to this destination.

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

    The cheapet airlines for a one-way flight from London to San Francisco are TAP AIR PORTUGAL (₹ 46,759), WestJet (₹ 56,026), and Turkish Airlines (₹ 77,025).

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

    No one likes to see their flight delayed. When booking a flight from London to San Francisco consider choosing Iberia(73%), Air Canada(71%) or Austrian Airlines(71%), as they are the most reliable in getting you off to your destination on time.

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

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

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

    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.

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

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

    Currently, October is the cheapest month in which you can book a flight from London to San Francisco (average of ₹ 991). Flying from London to San Francisco in July is currently the most expensive (average of ₹ 1,438). 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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Top airline flying from London to San Francisco

Discover the top airline that operate flights from London to San Francisco. 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 454,620 searches. Data last updated 21 December 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest₹ 46,232Average₹ 72,595FlexibilityNo cancel feeOn-time69%
Search United Airlines 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?

Deals for London to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to San Francisco.

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

Certainly. Search results for flights to San Francisco from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from London to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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