Please note that the flight schedule changes regularly.
10:35 LHR
13:35 SFO
Operated by: UA
Flight duration: 11:00
LH9374
Mo
Tu
We
Th
Fr
Sa
Su
13:00 LHR
16:05 SFO
Operated by: UA
Flight duration: 11:05
LH9378
Mo
Tu
We
Th
Fr
Sa
Su
16:15 LHR
19:10 SFO
Operated by: UA
Flight duration: 10:55
LH8572
Mo
Tu
We
Th
Fr
Sa
Su
Please note that the flight schedule changes regularly.
Book your flights from San Francisco to London right away!
Looking for affordable round-trip flights from San Francisco to London? Then check out our offers to find the best option for your journey. For example, you can fly from San Francisco to London and back in September 2026 for $851.
Whether you’re planning to spend your vacation in the United Kingdom or traveling to London for a business meeting, a Lufthansa flight makes your journey from USA to your destination both comfortable and convenient. Our experienced crew also ensures that your flight time of approximately 10:25 hours is as relaxing as possible.
Culinary highlights are, of course, part of the experience. Take a look at the digital menu for your outbound or return flight in advance to see what awaits you. For entertainment on board, enjoy our selection of newspapers and magazines from around the world. Simply download our Lufthansa eJournals to your mobile device before your Lufthansa flight and enjoy your reading. Prefer to watch the latest movies or series? Then look forward to hours of entertainment with our inflight entertainment program. After landing in the United Kingdom, you’ll be ready to begin your activities.
Discover the Lufthansa App, which offers a variety of practical services. Get your mobile boarding pass, reserve your preferred seat, or book additional flights – all conveniently from your smartphone. Do you travel often? With our Miles & More program, you’ll earn rewards and privileges that make your future travel planning even more attractive.
This way, you can fully enjoy your flight without stress. Just choose the month you’d like to travel. The lowest-cost round-trip flight from San Francisco to London is available for $851 for travelling in September 2026.
Please note: To provide you with the widest possible selection of flight destinations, some of the direct flights or connecting flights on lufthansa.com are operated by our partner airlines, which may result in a different flight experience than with Lufthansa.
Flying from San Francisco to London: tips and information for your trip
We have affordable fares for San Francisco London flights (SFO - LON). In the royal city of London, watch the changing of the guard at Buckingham Palace. Visit the Tower of London, home to the fabulous Crown Jewels. Take a guided tour of Windsor Castle, the oldest occupied castle in the world. Landmarks such as Big Ben and Canary Wharf are lined up for your viewing if you choose a Thames River cruise. Why not visit the popular Gorilla Kingdom at the London Zoo? Book your trip today with one of our low-priced fares on lufthansa.com from San Francisco to London.
With Lufthansa’s online check-in, you can conveniently check in as early as 23 hours before departure, choose your seat, and either print your boarding pass or have it sent to your smartphone. Online check-in is available on our website and in the Lufthansa App. For more information, visit our online check-in section.
We offer a selection of snacks and high-quality meals that vary depending on your travel class and flight duration. For example, you can purchase fresh snacks on Economy Class flights that are longer than one hour. On long-haul flights, complimentary meals and beverages are provided even in Economy Class. Learn more about our onboard menus.
The free baggage allowance and applicable fees for additional baggage depend on your route, flight class and the fare. Use our baggage calculator to find out how much baggage you are allowed to bring with you on your flight and how you can add additional baggage.
Yes, our Lufthansa Inflight Entertainment offers excellent onboard entertainment. A wide selection of the latest movies, music, games, and more is available on long-haul flights to make your journey more enjoyable. What's more, free digital magazines and newspapers are available as eJournals on all Lufthansa flights. Learn more in our online inflight entertainment guide.
Flights from San Francisco to London take approximately 10:25 hours.
Prices for flights from San Francisco to London start at $851 at lufthansa.com.
At lufthansa.com we offer 18 flights per week from San Francisco to London. These flights take place on the following days of the week: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
Our Lufthansa flights from USA to London depart from the following airports: New York, Chicago, San Francisco, Houston, Denver, Washington, Los Angeles.
If a flight is cancelled, we automatically rebook all affected passengers. The new flight connection will then be displayed under "My bookings". If you need help, our Lufthansa Chat Assistant Elisa will be happy to assist you.
Baggage allowance refers to the amount of baggage you can bring with you at no extra cost. The size, weight and number of bags or suitcases depends on the fare you have booked, the flight route and your Miles & More status.
Premium Economy Class is our extra comfortable travel class, perfect for long-haul flights. Enjoy numerous advantages such as extra wide seating with increased reclining for a relaxing flight.
You can upgrade to Business Class online in "My Bookings." Our system automatically checks which flights can be upgraded. See how to do this here. You can book upgrades up to 360 days before your flight and until 24 hours before departure.
You have several upgrade options: Premium Economy Class, Business Class or First Class. Find out more about each option here.
No, the fare conditions of your original ticket still apply after the upgrade. This means the rules for changing your booking, getting a refund, and baggage do not change. You still get the same baggage allowance as your original ticket.
Yes, you can use miles to pay for upgrades. You can find more information about this here.
An upgrade requires several things, depending on the kind you would like to book. The main thing is that there must be free seats in the higher class. There is also a time limit: You can book an upgrade from 360 days before your flight until 24 hours before departure. You can find all the details here.
Cheapest flight from $
Flight duration approx. 10:25 
Departure and arrival airport SFO-LON 
Flights per week Ø 18 
