Question 1

How long is the flight from London Heathrow to San Francisco?

Accepted Answer

A direct flight from London Heathrow to San Francisco typically takes around 11 hours 15 minutes. If you choose a connecting flight, you should allow more time. Typical one-stop journeys take around 15 hours 45 minutes. For the quickest journey, a direct flight is usually the most comfortable choice.

Question 2

Are there direct flights from London Heathrow to San Francisco?

Accepted Answer

Yes, there are direct flights from London Heathrow to San Francisco, with an average of around 2 to 3 flights per day, operated by, among others, United Airlines, British Airways and Virgin Atlantic. If you want to travel without a stopover, it is worth filtering specifically for direct flights when searching.

Question 3

Which airlines fly from London Heathrow to San Francisco?

Accepted Answer

Direct flights from London Heathrow to San Francisco are operated by, among others, United Airlines, British Airways and Virgin Atlantic. There are also connecting flights with one stop, for example with Air Canada (via Montréal-Pierre Elliott Trudeau International), United Airlines (via Munich) and Swiss (via Zurich). If a short travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.

Question 4

On which days are there direct flights from London Heathrow to San Francisco?

Accepted Answer

Direct flights from London Heathrow to San Francisco operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day has no direct service, nearby departure days or short connecting flights may be a good alternative.

Question 5

How many flights are there per day from London Heathrow to San Francisco?

Accepted Answer

On the route from London Heathrow to San Francisco there are on average around 2 to 3 flights per day. The number of services can vary by day of the week and season. If you are flexible with your dates, it is worth comparing several departure days.

Question 6

How many flights per week are there from London Heathrow to San Francisco?

Accepted Answer

On the route from London Heathrow to San Francisco there are around 17 to 18 flights per week. The number of services can vary depending on the season and day of the week. If you have flexibility, it is worth looking at several departure days to find the best option.

Question 7

When does the first flight from London Heathrow to San Francisco depart?

Accepted Answer

The earliest direct flight from London Heathrow to San Francisco usually departs at 10:05. The exact departure time may vary by day of the week and airline. Early flights are particularly useful if you want to make the most of your arrival day in San Francisco.

Question 8

When does the last flight from London Heathrow to San Francisco depart?

Accepted Answer

The last direct flight from London Heathrow to San Francisco usually departs at 16:15. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a direct flight, as a connecting service could push the arrival time significantly later.

Question 9

Which airline is most commonly chosen for flights from London Heathrow to San Francisco?

Accepted Answer

For flights from London Heathrow to San Francisco, offers from Air France, Swiss and Austrian Airlines are chosen most frequently. This reflects which airlines have been particularly popular with users on this route over the past year. Whether an airline suits you also depends on price, flight times, baggage and possible stopovers.

Question 10

In which months do idealo users most frequently search for flights from London Heathrow to San Francisco?

Accepted Answer

Flights from London Heathrow to San Francisco are most frequently searched for travel in August, January and May. If you are planning to fly in one of these months, it may be worth comparing offers early. Outside the most popular months, you may find more choice or cheaper connections.

Question 11

Which departure days are most popular for flights from London Heathrow to San Francisco?

Accepted Answer

For flights from London Heathrow to San Francisco, departures on Monday, Wednesday and Friday are particularly in demand. Demand can be higher on popular travel days, so it is worth checking alternative departure days. You may find more suitable flight times or cheaper offers.

Question 12

How long is the typical stay on trips from London Heathrow to San Francisco?

Accepted Answer

For trips from London Heathrow to San Francisco, stays of 6, 7 and 35 days are most commonly searched. These trip lengths are particularly popular with idealo users on this route.

Question 13

Which airports near London Heathrow are frequently used for flights to San Francisco?

Accepted Answer

As well as London Heathrow airport, users also frequently search for flights from Manchester to San Francisco. Alternative departure airports can offer more choice of flight times, airlines or prices. Do also check how accessible each airport is for you.

Question 14

Which airports near San Francisco are frequently chosen as a destination?

Accepted Answer

If you want to travel to San Francisco, Sacramento may also be worth considering as destination airports. These airports are frequently checked by users as an alternative. When comparing, consider whether a cheaper flight is really worth a longer onward journey.

	Outbound	Return	Airlines	Baggage	Price
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (LIS) TP1363, TP0237 16h 30min	Return 05/09/26 1 Stopover (LIS) TP0238, TP1358 18h 25min	TAP Air Portugal		£547
Best option London Heathrow San Francisco	Outbound 26/08/26 direct LH8572 10h 55min	Return 08/09/26 direct OS7858 10h 25min	Lufthansa	?	£601
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (LIS) TP1363, TP0237 16h 30min	Return 05/09/26 1 Stopover (LIS) TP0238, TP1364 15h 15min	TAP Air Portugal		£556
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (LIS) TP1363, TP0237 16h 30min	Return 05/09/26 1 Stopover (LIS) TP0238, TP1364 15h 15min	TAP Air Portugal		£558
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (CPH) SK0500, SK0935 16h 00min	Return 05/09/26 1 Stopover (CPH) SK0936, SK1517 16h 55min	SAS Scandinavian Airlines		£582
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (LIS) TP1363, TP0237 16h 30min	Return 05/09/26 1 Stopover (LIS) TP0238, TP1356 30h 45min	TAP Air Portugal		£587
London Heathrow San Francisco	Outbound 27/08/26 direct IB3626 11h 05min	Return 05/09/26 1 Stopover (DFW) IB4166, IB4206 14h 36min	Iberia	?	£607
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (AMS) KL1000, KL0605 13h 15min	Return 05/09/26 direct AF9660 10h 15min	KLM		£623
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (AMS) VS7046, VS7146 13h 15min	Return 05/09/26 1 Stopover (ATL) VS5344, VS4010 15h 46min	Virgin Atlantic Airways	?	£672
London Heathrow San Francisco	Outbound 27/08/26 1 Stopover (CPH) SK0500, SK0935 16h 00min	Return 05/09/26 1 Stopover (CPH) SK0936, SK0505 15h 15min	SAS Scandinavian Airlines	?	£709

Outbound and return from	546,77 GBP
Flight duration	min. 11:10 / max. 11:25
Return flight duration	min. 10:15/ max. 10:35
Distance	8625 km
Flights per week	47
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport San Francisco International Airport (SFO)
Destination country	Flights to United States
City-Code - Arrival airport	London - San Francisco International Airport
Departure airport - Destination country	London Heathrow - United States

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