United's Polaris Class offers lie-flat seats, Saks bedding, and upscale amenities for long-haul flights.
United's Premium Plus offers extra legroom, upgraded meals, and priority check-in on international routes.
Round-trip from | $516 (lol.travel) |
---|---|
One-way from | $313 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $719 |
Good round-trip deal | $588 or less |
Good one-way deal | $384 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Thu 9/25
2:33 pm-12:20 pm
1 stop13h 47m
London Heathrow
Thu 10/2
8:40 am-4:35 pm
1 stop15h 55m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
Mon 9/22
7:40 pm-5:50 pm
1 stop14h 10m
London Gatwick
Wed 10/1
6:35 pm-4:10 pm
1 stop29h 35m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Sun 9/14
7:30 pm-5:50 pm
1 stop14h 20m
London Heathrow
Mon 10/6
8:05 pm-4:10 pm
1 stop28h 05m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
Tue 11/4
7:25 pm-5:50 pm
1 stop14h 25m
London Gatwick
Tue 11/11
6:40 pm-4:30 pm
1 stop29h 50m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Tue 8/26
12:55 pm-12:20 pm
1 stop15h 25m
London Heathrow
Fri 9/12
8:40 am-4:10 pm
1 stop15h 30m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Wed 10/29
10:00 am-10:00 am
1 stop17h 00m
London Heathrow
Tue 11/11
11:40 am-2:40 pm
Nonstop11h 00m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Wed 8/27
12:30 pm-10:00 am
1 stop13h 30m
London Heathrow
Thu 9/11
4:25 pm-7:30 pm
Nonstop11h 05m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Wed 9/24
8:30 am-6:30 am
1 stop14h 00m
London Heathrow
Tue 9/30
8:30 am-7:51 pm
2 stops19h 21m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
Tue 9/23
11:40 am-9:35 am
1 stop13h 55m
London Heathrow
Thu 10/2
8:30 am-7:51 pm
2 stops19h 21m
San FranciscoLondon
SFO - LCY
SFOLCY
San Francisco
Wed 9/10
7:30 pm-5:15 pm
1 stop13h 45m
London City
Wed 9/17
9:25 am-4:10 pm
1 stop14h 45m
The price you pay for your flight from San Francisco to London may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, November is the cheapest month in which you can book a flight from San Francisco to London (average of $661). Flying from San Francisco to London in June is currently the most expensive (average of $1,097). 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.
One of the essential ways to save on airfare from San Francisco to London is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.
Travelers seeking maximum savings on their San Francisco to London flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from SFO to LON are scheduled on a Monday (42 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (42 on average).
New York (JFK) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Francisco to London on Cheapflights.
Dublin (DUB) is the most affordable 1-stop option, with an average round-trip price of $598.
Flights via Dublin (DUB) have the shortest average one-way travel time for 1-stop routes: 13h 10m.
Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 1h 05m.
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$195 | Average$802 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$336 | Average$591 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$433 | Average$576 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$514 | Average$744 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$558 | Average$703 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$571 | Average$823 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$572 | Average$674 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$573 | Average$668 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$575 | Average$825 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$580 | Average$912 | FlexibilityNo cancel fee | On-time69% |