Cheap flights from San Francisco to the United Kingdom from £193
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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from San Francisco to United Kingdom
Keep the following information in mind while searching for San Francisco to United Kingdom flight deals. Data was last updated 11 July 2025.
Round-trip from | £408 |
---|---|
One-way from | £193 |
Popular in | June |
Cheapest in | October |
Average price | £676 |
Good round-trip deal | £406 or less |
Good one-way deal | £304 or less |
Find flight deals from San Francisco to United Kingdom
Cheapest flights from San Francisco to United KingdomExplore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from San Francisco to United Kingdom 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 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from San Francisco to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoLondon
SFO - LCY
SFOLCY
San Francisco
Mon 8/9
19:40-18:45
1 stop15h 05m
London City
Thu 25/9
09:25-16:10
1 stop14h 45m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
Thu 21/8
16:20-09:45
1 stop33h 25m
London Gatwick
Tue 26/8
16:25-14:35
1 stop30h 10m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Thu 21/8
16:20-22:05
1 stop21h 45m
London Heathrow
Sat 30/8
06:00-17:35
1 stop19h 35m
San FranciscoLondon
SFO - STN
SFOSTN
San Francisco
Sun 3/8
17:40-18:00
1 stop16h 20m
London Stansted
Tue 19/8
08:15-15:55
1 stop15h 40m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Mon 18/8
10:14-07:20
1 stop13h 06m
London Heathrow
Fri 29/8
16:55-23:37
1 stop14h 42m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
Thu 4/9
19:30-17:50
1 stop14h 20m
London Gatwick
Tue 9/9
18:35-16:10
1 stop29h 35m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Thu 4/9
23:59-11:50
2 stops27h 51m
London Heathrow
Thu 18/9
06:00-16:10
1 stop18h 10m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
Mon 8/9
05:50-10:50
1 stop21h 00m
London Gatwick
Fri 12/9
10:55-23:59
1 stop21h 04m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Wed 30/7
11:40-10:00
1 stop14h 20m
London Heathrow
Thu 14/8
14:50-23:02
2 stops16h 12m
San FranciscoLondon
SFO - LTN
SFOLTN
San Francisco
Tue 19/8
17:40-22:10
1 stop20h 30m
London Luton
Tue 26/8
10:00-15:55
1 stop13h 55m
Best time to book a flight from San Francisco to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from San Francisco with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to the United Kingdom
What is the cheapest month to book a flight from San Francisco to United Kingdom?
Currently, January is the cheapest month in which you can book a flight from San Francisco to United Kingdom (average of £112). Flying from San Francisco to United Kingdom in August is currently the most expensive (average of £164). 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 SFO to GB?
Find hourly flight availability from San Francisco to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
When flying from San Francisco to United Kingdom, 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 San Francisco to United Kingdom
Explore weekly flight availability from San Francisco to United Kingdom. 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 11 July 2025.
The most flights from SFO to GB0 are scheduled on a Monday (43 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (43 on average).
Reviews of airlines servicing United Kingdom
Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 11 July 2025.
See what other customers who have flown with Delta, KLM, andAustrian Airlines from San Francisco to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Francisco to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Francisco to United Kingdom
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from San Francisco to United Kingdom
Discover the top 9 airlines that operate flights from San Francisco to United Kingdom. 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 858,174 searches. Data last updated 11 July 2025.
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 San Francisco to United Kingdom?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from San Francisco today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from San Francisco to United Kingdom?
Cheapflights helps you find that perfect flight to United Kingdom from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from San Francisco to United Kingdom with no change fees?
Certainly. Search results for flights to United Kingdom from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from San Francisco to United Kingdom become cheaper?
Of course! You can now track prices for flights from San Francisco to United Kingdom 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.