How long is the flight from United Kingdom to San Francisco?

A quick flight from United Kingdom to San Francisco can take about 15h 47m. Delta provides one of the quickest options available for as low as £467. Airlines will cover a distance of 5350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from United Kingdom to San Francisco one-way?

To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £207. Virgin Atlantic flights start at £241 while deals on JetBlue start at £242 one-way.

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.

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).

What are the most popular routes from United Kingdom to San Francisco?

Most travelers choose London Heathrow - San Francisco, London Gatwick - San Francisco or London City - San Francisco when deciding on the best route from United Kingdom to San Francisco.

What are the cheapest flights from United Kingdom to San Francisco?

On average you can expect to pay £1,180 for a flight from United Kingdom to San Francisco. The cheapest flight overall is £346 while the most popular route, (London Heathrow - San Francisco) is currently priced at £351.

What are the most reliable airlines from United Kingdom to San Francisco?

The top 3 most reliable airlines when flying from United Kingdom to San Francisco are Air Canada (75%), Austrian Airlines (75%) and United Airlines (75%).

What are the most popular airlines that fly from United Kingdom to San Francisco?

The most popular airlines flying from United Kingdom to San Francisco are Virgin Atlantic, British Airways and Lufthansa. Something to consider prior to booking your flight.

What airport do you fly into for flights to San Francisco from United Kingdom?

If you book a flight to San Francisco from United Kingdom, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.0 mi from the center of San Francisco.

Can I find deals for flights from United Kingdom to San Francisco that include hotel bookings?

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

How can I find direct flights from United Kingdom to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to San Francisco.

Can I find deals for business class flights from United Kingdom to San Francisco?

Yes. Cheapflights offers flight deals from United Kingdom 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.

£258+ Cheap Flights from the United Kingdom to San Francisco

Cheap flight deals from United Kingdom to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from United Kingdom to San Francisco
Explore the most affordable flight options available from United Kingdom to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Sat 14/1108:40 -

1 stop14h 15m

Wed 18/1120:35 -

1 stop14h 55m

Deal found 27/8£399

Sat 14/1106:50 -

1 stop16h 05m

Wed 18/1117:25 -

1 stop14h 05m

Deal found 27/8£415

Mon 5/1020:15 -

1 stop23h 30m

Wed 14/1013:45 -

1 stop24h 25m

Deal found 28/8£438

Wed 14/1008:10 -

1 stop15h 45m

Wed 28/1018:20 -

1 stop14h 45m

Deal found 29/8£443

Wed 21/1008:10 -

1 stop15h 45m

Wed 28/1018:20 -

1 stop14h 45m

Deal found 30/8£444

Mon 21/920:40 -

1 stop27h 40m

Sat 26/914:58 -

2 stops35h 52m

Deal found 31/8£448

Sun 6/1220:30 -

2 stops32h 03m

Sun 10/122:25 -

2 stops31h 50m

Deal found 31/8£448

Mon 9/1110:00 -

1 stop34h 55m

Fri 13/1115:10 -

1 stop33h 45m

Deal found 31/8£449

Sun 6/1211:45 -

2 stops40h 14m

Sun 10/114:05 -

2 stops36h 45m

Deal found 31/8£450

Thu 1/1008:10 -

1 stop15h 40m

Wed 14/1017:40 -

1 stop14h 25m

Deal found 27/8£450

Fri 18/1207:45 -

1 stop36h 00m

Sun 3/113:50 -

1 stop33h 25m

Deal found 31/8£450

Fri 13/1108:55 -

2 stops20h 39m

Thu 11/308:55 -

2 stops17h 45m

Deal found 31/8£451

Best flights from United Kingdom to San Francisco
Discover carefully curated flight deals from United Kingdom to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Sat 31/1010:55 -

1 stop15h 47m

Fri 6/1114:40 -

1 stop12h 55m

Deal found 28/8£467

Tue 13/1013:10 -

2 stops33h 30m

Tue 20/1016:45 -

2 stops21h 25m

Deal found 28/8£471

Wed 10/210:00 -

2 stops21h 41m

Sun 28/206:00 -

2 stops25h 45m

Deal found 29/8£478

Mon 21/919:15 -

1 stop29h 20m

Mon 28/914:25 -

1 stop14h 10m

Deal found 28/8£482

Thu 15/1014:00 -

2 stops17h 59m

Fri 23/1007:05 -

2 stops19h 05m

Deal found 28/8£483

Sat 23/108:15 -

1 stop15h 20m

Sat 13/217:20 -

1 stop16h 45m

Deal found 29/8£489

Thu 4/216:00 -

1 stop32h 05m

Sat 13/216:35 -

2 stops33h 30m

Deal found 27/8£537

Fri 20/1109:50 -

1 stop14h 15m

Sat 28/1118:45 -

1 stop13h 55m

Deal found 27/8£579

Thu 1/1006:15 -

1 stop13h 30m

Thu 8/1007:00 -

2 stops17h 50m

Deal found 29/8£594

Tue 27/1011:40 -

1 stop32h 05m

Sat 7/1113:45 -

1 stop36h 00m

Deal found 28/8£615

Mon 12/1017:00 -

1 stop23h 49m

Mon 19/1008:47 -

2 stops22h 18m

Deal found 28/8£619

Mon 2/1110:55 -

1 stop38h 35m

Mon 16/1118:35 -

1 stop31h 20m

Deal found 27/8£740

Mon 14/916:55 -

2 stops35h 59m

Fri 18/910:22 -

2 stops21h 23m

Deal found 27/8£792

Wed 18/1112:15 -

2 stops16h 32m

Thu 26/1106:00 -

2 stops29h 30m

Deal found 27/8£795

Mon 12/1012:25 -

3 stops34h 15m

Mon 19/1016:45 -

2 stops22h 05m

Deal found 27/8£472

Wed 7/1012:30 -

2 stops18h 21m

Sun 18/1010:10 -

1 stop14h 15m

Deal found 28/8£487

Thu 1/1008:25 -

1 stop15h 25m

Thu 8/1017:35 -

1 stop14h 25m

Deal found 26/8£500

Thu 1/1007:00 -

2 stops17h 15m

Mon 12/1019:35 -

2 stops17h 55m

Deal found 30/8£504

Tue 27/1009:20 -

2 stops20h 18m

Sun 1/1113:50 -

1 stop19h 30m

Deal found 28/8£512

Thu 17/906:00 -

1 stop13h 45m

Sat 26/914:20 -

2 stops17h 55m

Deal found 29/8£533

Thu 8/1009:40 -

1 stop16h 08m

Tue 3/1100:55 -

2 stops23h 00m

Deal found 28/8£487

Thu 17/907:00 -

2 stops17h 15m

Wed 7/1019:35 -

2 stops17h 55m

Deal found 31/8£504

Mon 12/1020:15 -

1 stop23h 30m

Mon 19/1014:15 -

2 stops18h 25m

Deal found 28/8£515

Wed 25/1108:25 -

1 stop15h 10m

Sun 29/1117:20 -

1 stop14h 40m

Deal found 30/8£524

Wed 28/1009:35 -

2 stops62h 30m

Sat 7/1116:35 -

1 stop33h 15m

Deal found 29/8£586

Fri 11/1209:25 -

1 stop21h 30m

Tue 5/123:55 -

1 stop24h 00m

Deal found 28/8£487

Thu 15/1011:20 -

1 stop21h 04m

Thu 22/1014:15 -

2 stops18h 15m

Deal found 30/8£539

Wed 16/907:00 -

2 stops17h 15m

Sun 20/919:35 -

2 stops17h 55m

Deal found 29/8£505

Thu 22/1019:55 -

2 stops26h 45m

Sat 31/1017:45 -

2 stops19h 10m

Deal found 31/8£575

Thu 28/116:35 -

1 stop31h 00m

Mon 1/217:20 -

1 stop16h 45m

Deal found 30/8£524

Find flight deals from United Kingdom to San Francisco

Round-trip from	£399
One-way from	£258
Popular in	December
Cheapest in	February
Average price	£609
Good round-trip deal	£485 or less
Good one-way deal	£506 or less

British Airways
14/11-18/11
2 total stops
29h 10m total
United Kingdom to San Francisco

Search Deals

9/9
3 total stops
45h 30m total
United Kingdom to San Francisco

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Price to beat on a round-trip flight from United Kingdom to San Francisco.

Search Deals

Price to beat on a one-way flight from United Kingdom to San Francisco.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

LHR London Heathrow - SFO San Francisco

LHRSFO

London Heathrow

Sat 31/10

10:55-19:42

1 stop15h 47m

San Francisco

Fri 6/11

14:40-11:35

1 stop12h 55m

£467

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Tue 13/10

13:10-14:40

2 stops33h 30m

San Francisco

Tue 20/10

16:45-22:10

2 stops21h 25m

£471

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Mon 12/10

12:25-14:40

3 stops34h 15m

San Francisco

Mon 19/10

16:45-22:50

2 stops22h 05m

£472

LondonSan Francisco

LGW London Gatwick - SFO San Francisco

LGWSFO

London Gatwick

Wed 10/2

10:00-23:41

2 stops21h 41m

San Francisco

Sun 28/2

06:00-15:45

2 stops25h 45m

£478

LondonSan Francisco

LCY London City - SFO San Francisco

LCYSFO

London City

Mon 21/9

19:15-16:35

1 stop29h 20m

San Francisco

Mon 28/9

14:25-12:35

1 stop14h 10m

£482

GlasgowSan Francisco

GLA Glasgow Intl - SFO San Francisco

GLASFO

Glasgow Intl

Thu 15/10

14:00-23:59

2 stops17h 59m

San Francisco

Fri 23/10

07:05-10:10

2 stops19h 05m

£483

EdinburghSan Francisco

EDI Edinburgh Turnhouse - SFO San Francisco

EDISFO

Edinburgh Turnhouse

Wed 7/10

12:30-22:51

2 stops18h 21m

San Francisco

Sun 18/10

10:10-08:25

1 stop14h 15m

£487

EdinburghSan Francisco

EDI Edinburgh Turnhouse - SFO San Francisco

EDISFO

Edinburgh Turnhouse

Thu 8/10

09:40-17:48

1 stop16h 08m

San Francisco

Tue 3/11

00:55-07:55

2 stops23h 00m

£487

EdinburghSan Francisco

EDI Edinburgh Turnhouse - SFO San Francisco

EDISFO

Edinburgh Turnhouse

Fri 11/12

09:25-22:55

1 stop21h 30m

San Francisco

Tue 5/1

23:55-07:55

1 stop24h 00m

£487

BirminghamSan Francisco

BHX Birmingham - SFO San Francisco

BHXSFO

Birmingham

Sat 23/1

08:15-15:35

1 stop15h 20m

San Francisco

Sat 13/2

17:20-18:05

1 stop16h 45m

£489

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from United Kingdom to San Francisco

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

MAN-SFO

LHR-SFO

EDI-SFO

BHX-SFO

GLA-SFO

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.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to San Francisco

GB0-SFO

MAN-SFO

LHR-SFO

EDI-SFO

BHX-SFO

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Francisco (average of £458). Flying from United Kingdom to San Francisco in December is currently the most expensive (average of £643). 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 GB to SFO?

When flying from United Kingdom to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to San Francisco

The most flights from GB0 to SFO are scheduled on a Tuesday (44 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (31 on average).

How often are flights from the United Kingdom to San Francisco delayed?

About 13% of weekly flights between United Kingdom and San Francisco have experienced delays in the past year, with the average delay time being 143 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

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

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom 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

Read reviews from past customers who have flown with United Airlines,Virgin Atlantic, andAer Lingus from the United Kingdom to San Francisco. 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.

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

10,151 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Virgin Atlantic

7.4

Good

695 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Aer Lingus

7.3

Good

1,736 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Lufthansa

6.8

Okay

8,228 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

British Airways

6.7

Okay

8,198 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

What airport do you fly into for flights to San Francisco from United Kingdom?
If you book a flight to San Francisco from United Kingdom, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.0 mi from the center of San Francisco.
How long is the flight from United Kingdom to San Francisco?
A quick flight from United Kingdom to San Francisco can take about 15h 47m. Delta provides one of the quickest options available for as low as £467. Airlines will cover a distance of 5350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from United Kingdom to San Francisco one-way?
To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £207. Virgin Atlantic flights start at £241 while deals on JetBlue start at £242 one-way.
What are the most popular routes from United Kingdom to San Francisco?
Most travelers choose London Heathrow - San Francisco, London Gatwick - San Francisco or London City - San Francisco when deciding on the best route from United Kingdom to San Francisco.
What are the most reliable airlines from United Kingdom to San Francisco?
The top 3 most reliable airlines when flying from United Kingdom to San Francisco are Air Canada (75%), Austrian Airlines (75%) and United Airlines (75%).
What are the cheapest flights from United Kingdom to San Francisco?
On average you can expect to pay £1,180 for a flight from United Kingdom to San Francisco. The cheapest flight overall is £346 while the most popular route, (London Heathrow - San Francisco) is currently priced at £351.
Can I find deals for flights from United Kingdom to San Francisco that include hotel bookings?
Yes. In addition to deals on United Kingdom to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to San Francisco.
Can I find deals for business class flights from United Kingdom to San Francisco?
Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to San Francisco?
Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Francisco (average of £458). Flying from United Kingdom to San Francisco in December is currently the most expensive (average of £643). 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

Santa Cruz

San Bruno

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Newark

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Sunnyvale

South San Francisco

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Top 10 airlines flying from United Kingdom to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest£169	Average£568	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Virgin Atlantic	Cheapest£182	Average£641	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Delta	Cheapest£273	Average£708	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
SWISS	Cheapest£347	Average£589	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Air France	Cheapest£349	Average£786	FlexibilityNo cancel fee	On-time77%	Search Air France flights
TAP AIR PORTUGAL	Cheapest£357	Average£475	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Brussels Airlines	Cheapest£369	Average£508	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Austrian Airlines	Cheapest£371	Average£500	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Scandinavian Airlines	Cheapest£375	Average£522	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£379	Average£617	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to San Francisco?

Cheapflights makes it easy to find United Kingdom to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom 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 United Kingdom to San Francisco.

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

Yes, we can. To see specific flights from United Kingdom to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to San Francisco become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from the United Kingdom to San Francisco from £258

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to San Francisco

Cheapest flights from United Kingdom to San FranciscoExplore the most affordable flight options available from United Kingdom to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Explore the most affordable flight options available from United Kingdom to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from United Kingdom to San FranciscoDiscover carefully curated flight deals from United Kingdom to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Discover carefully curated flight deals from United Kingdom to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Direct flights from United Kingdom to San FranciscoExplore direct flight options from United Kingdom to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Explore direct flight options from United Kingdom to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Last-minute flights from United Kingdom to San FranciscoDiscover last-minute flight deals from United Kingdom to San Francisco. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from United Kingdom to San Francisco. Data last updated 31 August 2026 and is based on user searches.

One-way flights from United Kingdom to San FranciscoSearch for one-way flight options from United Kingdom to San Francisco. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from United Kingdom to San Francisco. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Find flight deals from United Kingdom to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from United Kingdom to San Francisco

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

Cheapflights Insights

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

What is the cheapest time of day to fly from GB to SFO?

Find hourly flight availability from United Kingdom 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 31 August 2026.

When flying from United Kingdom to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to San Francisco

The most flights from GB0 to SFO are scheduled on a Tuesday (44 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (31 on average).

How often are flights from the United Kingdom to San Francisco delayed?

About 13% of weekly flights between United Kingdom and San Francisco have experienced delays in the past year, with the average delay time being 143 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

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

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom 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

Related info for your journey

What airport do you fly into for flights to San Francisco from United Kingdom?

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What are the cheapest airlines to fly from United Kingdom to San Francisco one-way?

What are the most popular routes from United Kingdom to San Francisco?

What are the most reliable airlines from United Kingdom to San Francisco?

What are the cheapest flights from United Kingdom to San Francisco?

Can I find deals for flights from United Kingdom to San Francisco that include hotel bookings?

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Alternative routes for United Kingdom to San Francisco

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Direct flights to California

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United Kingdom and San Francisco flights

Browse other United Kingdom and San Francisco flight options. Last updated on 31 August 2026.

Popular flight searches

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Other flights to San Francisco

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United Kingdom to San Francisco flights

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Top 10 airlines flying from United Kingdom to San Francisco

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Cheapest flights from United Kingdom to San Francisco
Explore the most affordable flight options available from United Kingdom to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from United Kingdom to San Francisco
Discover carefully curated flight deals from United Kingdom to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Direct flights from United Kingdom to San Francisco
Explore direct flight options from United Kingdom to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Last-minute flights from United Kingdom to San Francisco
Discover last-minute flight deals from United Kingdom to San Francisco. Data last updated 31 August 2026 and is based on user searches.

One-way flights from United Kingdom to San Francisco
Search for one-way flight options from United Kingdom to San Francisco. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.