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.
Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $599 (Cheapflightsfares) |
One-way from | $384 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $691 |
Good round-trip deal | $710 or less |
Good one-way deal | $467 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
pon. 4/7
8:05 am-6:25 am
1 stop14h 20m
London Heathrow
wt. 4/15
10:45 am-1:50 pm
Nonstop11h 05m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
sob. 5/3
2:18 pm-10:55 am
1 stop36h 37m
London Gatwick
ndz. 5/11
10:55 am-8:27 pm
1 stop17h 32m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
pon. 4/7
7:40 pm-5:40 pm
1 stop14h 00m
London Heathrow
pon. 4/14
9:05 pm-4:30 pm
2 stops27h 25m
San FranciscoLondon
SFO - STN
SFOSTN
San Francisco
pon. 4/7
7:40 pm-10:10 pm
2 stops18h 30m
London Stansted
pon. 4/14
1:20 pm-4:30 pm
2 stops35h 10m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
wt. 5/6
8:00 pm-8:25 pm
1 stop16h 25m
London Gatwick
wt. 5/13
7:25 am-6:00 pm
1 stop18h 35m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
ndz. 4/6
7:05 am-8:50 am
1 stop17h 45m
London Heathrow
wt. 4/22
6:15 am-12:50 pm
1 stop14h 35m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
ndz. 4/6
9:10 pm-5:50 pm
2 stops36h 40m
London Gatwick
wt. 4/22
6:35 pm-4:10 pm
1 stop29h 35m
San FranciscoLondon
SFO - LHR
SFOLHR
San Francisco
ndz. 4/6
7:00 am-1:20 pm
1 stop22h 20m
London Heathrow
wt. 4/22
8:45 am-4:10 pm
1 stop15h 25m
San FranciscoLondon
SFO - LTN
SFOLTN
San Francisco
pon. 4/7
7:40 pm-9:25 pm
2 stops17h 45m
London Luton
pon. 4/14
12:50 pm-4:30 pm
2 stops35h 40m
San FranciscoLondon
SFO - LGW
SFOLGW
San Francisco
wt. 4/8
5:02 am-10:50 am
2 stops21h 48m
London Gatwick
wt. 4/29
3:05 pm-12:10 am
1 stop17h 05m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*1 star | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy2 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
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 $1,122). 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 in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 12% on airfare.
Travelers seeking maximum savings on their San Francisco to London flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday mornings 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 (32 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (32 on average).
In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.
If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Comfort
Crew
Overall
Food
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$316 | Average$577 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$428 | Average$535 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$465 | Average$660 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$554 | Average$878 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$555 | Average$742 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$557 | Average$812 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$567 | Average$761 | FlexibilityNo cancel fee | On-time72% | |
Cheapest$572 | Average$675 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$582 | Average$837 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$584 | Average$1,070 | FlexibilityNo cancel fee | On-time62% |