£385+ Cheap flights to San Francisco

— SFO
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to San Francisco in 2026

Enter your travel dates to find the best prices.

Cheapest flights to San Francisco

Mon 14/1206:00 -
1 stop16h 25m
Sat 9/116:35 -
1 stop16h 55m
Deal found 30/10£385
Thu 19/1106:40 -
1 stop16h 10m
Mon 23/1116:45 -
1 stop17h 45m
Deal found 2/11£397
Fri 20/1114:45 -
1 stop16h 01m
Mon 23/1106:00 -
1 stop22h 20m
Deal found 2/11£406
Fri 20/1106:40 -
1 stop16h 10m
Mon 23/1116:45 -
1 stop15h 15m
Deal found 2/11£408
Sat 7/1114:45 -
1 stop14h 02m
Wed 2/1212:39 -
1 stop15h 41m
Deal found 30/10£411
Wed 11/1114:45 -
1 stop33h 16m
Tue 17/1115:08 -
1 stop13h 12m
Deal found 30/10£413
Fri 13/1114:45 -
1 stop16h 00m
Thu 10/1207:00 -
1 stop21h 20m
Deal found 31/10£416
Mon 16/1114:45 -
1 stop16h 00m
Wed 2/1207:00 -
1 stop21h 20m
Deal found 30/10£418
Sat 5/1214:45 -
1 stop14h 07m
Mon 7/1212:39 -
1 stop15h 41m
Deal found 1/11£420
Fri 6/1114:45 -
1 stop16h 00m
Tue 10/1115:08 -
1 stop13h 12m
Deal found 30/10£420
Thu 19/1114:45 -
1 stop35h 44m
Mon 30/1121:33 -
1 stop30h 47m
Deal found 30/10£421
Tue 24/1114:30 -
2 stops32h 20m
Wed 2/1216:45 -
2 stops22h 35m
Deal found 2/11£450

Find flight deals to San Francisco

Return from

£383

One-way from

£393

Popular in

July

Cheapest in

February

Average price

£499

Good round-trip deal

£448 or less

Good one-way deal

£498 or less
Delta
  • Delta
  • 6/3-13/3
  • 2 total stops
  • 30h 28m total
  • London to San Francisco
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 8/11-31/12
  • 1 total stop
  • 38h 10m total
  • London to San Francisco
Highest demand for flights based on searches. 11% potential increase in price (£70 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in November 2026
Price to beat on a round-trip flight from London to San Francisco.
Price to beat on a one-way flight from London to San Francisco.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to San Francisco that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

LGW London Gatwick - SFO San Francisco

LGWSFO

London Gatwick

Wed 20/1

19:30-16:30

2 stops29h 00m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£412

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Fri 20/11

14:40-14:45

3 stops32h 05m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£413

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Wed 25/11

07:00-20:10

1 stop21h 10m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£413

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Wed 20/1

07:00-20:10

1 stop21h 10m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£414

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Sun 22/11

07:00-20:10

1 stop21h 10m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£415

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Tue 19/1

17:45-20:10

1 stop34h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£417

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Tue 5/1

06:35-20:10

2 stops21h 35m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£418

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Thu 12/11

17:15-16:05

3 stops30h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£420

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Thu 17/12

06:40-21:26

3 stops46h 46m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£422

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Thu 7/1

16:20-01:45

1 stop17h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£427

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to San Francisco

How long is the flight to San Francisco?

On average, a flight from London to San Francisco takes 14 hours 20 minutes. Flights to San Francisco from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to San Francisco

The most flights from London to San Francisco are scheduled on a Monday (32 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (27 on average).

What are the cheapest airlines that fly to San Francisco?

The cheapest airlines flying from London to San Francisco are Delta, SWISS and TAP AIR PORTUGAL.

Rainfall in San Francisco 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

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).

When is the best time to book a flight to San Francisco?

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Francisco

Check out reviews from past customers who have flown Austrian Airlines,Virgin Atlantic, andUnited Airlines to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Boarding

7.6

Overall

7.5

Crew

8.1

Comfort

7.3

Food

6.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

FAQs about flying to San Francisco

San Francisco airport overview

San Francisco International Airport is located 21km (13 miles) south of downtown San Francisco and is the largest airport in the Bay Area and the second-busiest airport in California.

Comprising four terminals – Terminals 1, 2, 3 and the International Terminal – that form a ring around a multi-storey Domestic Parking garage, San Francisco International is easy to navigate. Terminals 1-3 handle all domestic flights, while the International Terminal mainly manages international flights. Customs, immigrations and baggage claims are generally fast; staff are friendly, signage is good and transport to and from the airport is excellent. Delays are common, though, due to the region’s adverse weather patterns; however, there are plans to extend the runways in order to aid aircraft flying in low visibility conditions.

San Francisco International is clean and modern. With its newly revamped Terminal 2 housing an award-winning aviation museum and library, along with an extensive array of retail, dining, entertainment and health establishments, it is truly a world-class facility.

Flights to San Francisco International Airport comes from a number of destinations worldwide, including Toronto, Paris, Tokyo, London, Hong Kong, Seoul, Lima, Frankfurt, Singapore, San Salvador, Beijing, Mexico City, Sydney and Cancun, in addition to numerous domestic routes.

  • What airport do you fly into for flights to San Francisco?

    For a flight to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city. Booking flights from London to San Francisco should be relatively easy as there are 31 daily flights from 19 different airlines.

  • Can I find cheaper flights to San Francisco if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to San Francisco on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to San Francisco?

    Based on reviews from Cheapflights users, Austrian Airlines is rated the highest out of the airlines that fly to San Francisco.

  • What is the cheapest airport to fly to in San Francisco?

    San Francisco is currently the cheapest airport to fly to in San Francisco. One-way flights to San Francisco typically cost £13, while return flights cost around £139.

  • How much is a return flight to San Francisco?

    A return flight to San Francisco will typically cost around £142, however they can be found for as little as £139.

  • Where does the fastest flight to San Francisco depart from?

    For those looking to save time traveling to San Francisco, London offers the quickest one-way flight (10 hours 55 minutes).

  • Does San Francisco have car hire?

    Yes. Those touching down at San Francisco can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Francisco?

    Yes. San Francisco has hotels nearby for those requiring accommodations. Grand Hyatt At Sfo is the closest property to San Francisco (1.0 mi away from San Francisco).

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Santa Cruz
Roseville
Newark
Sunnyvale
Bodega Bay

Browse thousands of different options on Cheapflights for your next trip

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

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Users can book flights with no change fees policies with our dedicated filters. Book flights to San Francisco flexibly with Cheapflights today.

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