Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to San Francisco from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to San Francisco departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to San Francisco

Recent round-trip flight deals from the United Kingdom to San Francisco

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
4:40 pm - 2:45 pmLGW-SFO
30h 05m1 stop
TAP AIR PORTUGAL Logo
7:10 pm - 9:50 amSFO-LGW
30h 40m1 stop
$509TAP AIR PORTUGAL
Find Deal
Fri, Nov 7 - Fri, Nov 14
TAP AIR PORTUGAL Logo
6:00 am - 2:45 pmLHR-SFO
16h 45m1 stop
TAP AIR PORTUGAL Logo
7:10 pm - 9:35 pmSFO-LHR
18h 25m1 stop
$512TAP AIR PORTUGAL
Find Deal
Sat, Nov 8 - Fri, Nov 14
Lufthansa Logo
11:10 am - 7:35 pmLHR-SFO
16h 25m1 stop
Lufthansa Logo
4:15 pm - 1:30 pmSFO-LHR
13h 15m1 stop
$577Lufthansa
Find Deal
Wed, Nov 5 - Mon, Nov 10
Lufthansa Logo
11:10 am - 7:35 pmLHR-SFO
16h 25m1 stop
Lufthansa Logo
4:15 pm - 1:30 pmSFO-LHR
13h 15m1 stop
$578Lufthansa
Find Deal
Mon, Nov 17 - Mon, Dec 1
British Airways Logo
10:00 am - 6:45 pmEDI-SFO
16h 45m1 stop
British Airways Logo
5:30 pm - 4:35 pmSFO-EDI
15h 05m1 stop
$734British Airways
Find Deal
Tue, Jan 13 - Thu, Feb 26
British Airways Logo
6:50 am - 3:00 pmEDI-SFO
16h 10m1 stop
British Airways Logo
8:40 pm - 6:45 pmSFO-EDI
14h 05m1 stop
$735British Airways
Find Deal
Tue, Jan 13 - Thu, Feb 26
Delta Logo
5:50 am - 11:50 amEDI-SFO
14h 00m1 stop
Delta Logo
5:45 am - 10:40 amSFO-EDI
20h 55m2 stops
$737Delta
Find Deal
Wed, Nov 5 - Wed, Nov 12
United Airlines Logo
12:30 pm - 9:05 pmEDI-SFO
16h 35m1 stop
United Airlines Logo
12:43 am - 7:55 amSFO-EDI
23h 12m2 stops
$758United Airlines
Find Deal
Wed, Nov 5 - Tue, Nov 11
United Airlines Logo
9:25 am - 5:34 pmEDI-SFO
16h 09m1 stop
United Airlines Logo
12:43 am - 7:55 amSFO-EDI
23h 12m2 stops
$762United Airlines
Find Deal
Tue, Jan 13 - Wed, Feb 25
Delta Logo
5:50 am - 11:50 amEDI-SFO
14h 00m1 stop
Delta Logo
6:00 am - 10:40 amSFO-EDI
21h 40m2 stops
$785Delta
Find Deal
Thu, Mar 5 - Wed, Mar 18

ITA Airways flights from United Kingdom to San Francisco

Our best ITA Airways deals on United Kingdom to San Francisco flight tickets
ITA Airways
Nov 5
LCY4:45 pmLondon City
28h 20m
1 stop
SFO1:05 pmSan Francisco
Nov 13
SFO3:05 pmSan Francisco
17h 05m
1 stop
LCY4:10 pmLondon City
$648
Find similar
ITA Airways
Mar 8
LCY4:45 pmLondon City
28h 20m
1 stop
SFO2:05 pmSan Francisco
Mar 23
SFO4:05 pmSan Francisco
17h 05m
1 stop
LCY4:10 pmLondon City
$676
Find similar
ITA Airways
Mar 8
LCY4:45 pmLondon City
28h 20m
1 stop
SFO2:05 pmSan Francisco
Mar 23
SFO4:05 pmSan Francisco
17h 05m
1 stop
LCY4:10 pmLondon City
$678
Find similar

KLM flights from United Kingdom to San Francisco

Our best KLM deals on United Kingdom to San Francisco flight tickets
KLM
Feb 4
GLA6:05 amGlasgow Intl
13h 45m
1 stop
SFO11:50 amSan Francisco
Feb 9
SFO3:40 pmSan Francisco
16h 55m
2 stops
GLA4:35 pmGlasgow Intl
$769
Find similar
KLM
Feb 4
GLA6:05 amGlasgow Intl
13h 45m
1 stop
SFO11:50 amSan Francisco
Feb 9
SFO3:40 pmSan Francisco
16h 55m
2 stops
GLA4:35 pmGlasgow Intl
$772
Find similar
KLM
Feb 4
GLA6:05 amGlasgow Intl
13h 45m
1 stop
SFO11:50 amSan Francisco
Feb 9
SFO3:40 pmSan Francisco
16h 55m
2 stops
GLA4:35 pmGlasgow Intl
$773
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom 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 832,500 searches. Data last updated October 9, 2025.
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

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 11/7

4:40 pm-2:45 pm

1 stop30h 05m

San Francisco

Fri 11/14

7:10 pm-9:50 am

1 stop30h 40m

$509

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 11/8

6:00 am-2:45 pm

1 stop16h 45m

San Francisco

Fri 11/14

7:10 pm-9:35 pm

1 stop18h 25m

$512

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 11/5

11:10 am-7:35 pm

1 stop16h 25m

San Francisco

Mon 11/10

4:15 pm-1:30 pm

1 stop13h 15m

$577

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 11/17

11:10 am-7:35 pm

1 stop16h 25m

San Francisco

Mon 12/1

4:15 pm-1:30 pm

1 stop13h 15m

$578

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Tue 1/13

10:00 am-6:45 pm

1 stop16h 45m

San Francisco

Thu 2/26

5:30 pm-4:35 pm

1 stop15h 05m

$734

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Tue 1/13

6:50 am-3:00 pm

1 stop16h 10m

San Francisco

Thu 2/26

8:40 pm-6:45 pm

1 stop14h 05m

$735

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Wed 11/5

5:50 am-11:50 am

1 stop14h 00m

San Francisco

Wed 11/12

5:45 am-10:40 am

2 stops20h 55m

$737

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Wed 11/5

12:30 pm-9:05 pm

1 stop16h 35m

San Francisco

Tue 11/11

12:43 am-7:55 am

2 stops23h 12m

$758

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Tue 1/13

9:25 am-5:34 pm

1 stop16h 09m

San Francisco

Wed 2/25

12:43 am-7:55 am

2 stops23h 12m

$762

EdinburghSan Francisco

EDI - SFO

EDISFO

Edinburgh Turnhouse

Thu 3/5

5:50 am-11:50 am

1 stop14h 00m

San Francisco

Wed 3/18

6:00 am-10:40 am

2 stops21h 40m

$785

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Francisco from

How to get the cheapest flight ticket from United Kingdom 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?

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 $575.

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

The cheapest day to depart from United Kingdom to San Francisco is on a Thursday when prices can be found for as low as $653. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $759.

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

Our data shows that the cheapest United Kingdom to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $682. Flights in the afternoon are often more expensive with an average ticket price of $718.

What is the cheapest United Kingdom to San Francisco flight route?

Fly from London Heathrow to San Francisco for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $674 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from United Kingdom for as low as $629 on momondo.

What cabin class options are available on United Kingdom to San Francisco flights?

There are 4 cabin classes available to choose from on United Kingdom 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 United Kingdom to San Francisco flights?

You could potentially save up to 37% on your flight if you consider stops on a United Kingdom to San Francisco flight.

Cheap United Kingdom to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to San Francisco

Best Price Found

$561

Fastest flight time

11h 00m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from United Kingdom in the past 72 hours is $561. The best round-trip flight deal from United Kingdom to San Francisco found on momondo in the last 72 hours is $588.
The fastest flight from United Kingdom to San Francisco takes 11h 00m
Direct flights go from United Kingdom to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to San Francisco Airport?

    Prices for flights from United Kingdom to San Francisco Airport were last updated today.

  • How many operators does momondo search for flights from United Kingdom to San Francisco Airport?

  • How old do you have to be to fly from United Kingdom to San Francisco Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to San Francisco Airport.

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

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from United Kingdom to San Francisco?

Best airlines flying from United Kingdom to San Francisco

Compare and see reviews for airlines that fly from United Kingdom to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $492Free CancellationRating
7.2
1,324 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $510Free CancellationRating
6.7
7,446 reviews
Search British Airways flights
Brussels AirlinesPriceFrom $530Free CancellationRating
7.2
364 reviews
Search Brussels Airlines flights
Virgin AtlanticPriceFrom $538Free CancellationRating
7.4
665 reviews
Search Virgin Atlantic flights
Austrian AirlinesPriceFrom $539Free CancellationRating
7.6
853 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $543Free CancellationRating
7.4
8,965 reviews
Search United Airlines flights
LufthansaPriceFrom $552Free CancellationRating
6.8
7,465 reviews
Search Lufthansa flights
DeltaPriceFrom $555Free CancellationRating
7.9
7,971 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $581Free CancellationRating
7.4
1,530 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $589Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Calistoga
Hayward
Roseville
Big Sur
Santa Clara
Fremont
Daly City
Berkeley
Walnut Creek
Half Moon Bay
Vallejo
Salinas
Redwood City
Turlock
South San Francisco

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to San Francisco?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to San Francisco for you.

Can I find flights from United Kingdom to San Francisco with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United Kingdom to San Francisco flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to San Francisco?

Once you have performed a search for United Kingdom to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from United Kingdom and alert you when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/8
Sat 11/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States