Cheap flights from Heathrow to San Francisco
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The best prices from Heathrow to San Francisco are usually found in February or November, booked 60 days in advance, depart on a Tuesday or Thursday and return on a Tuesday
How to find the cheapest flight from
Heathrow (LHR) to San Francisco (SFO)
LHR - SFO
£303 - £630
15 - 25 °C
0 - 120 mm
|Popular in||July||High demand for flights, 38% potential price rise|
|Cheapest in||February||Best time to find cheap flights, 22% potential price drop|
|Average price||£337||Average for round-trip flights in syyskuuta 2020|
|Round-trip from||€303||From Heathrow to San Francisco|
What is the cheapest day to fly return from Heathrow to San Francisco?
Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 10% on your flight compared to booking on days when demand is much higher.
How far in advance should I book a flight from Heathrow to San Francisco?
To save up to 29% on this flight, we recommend booking at least 57 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Heathrow to San Francisco from £340 1-2 weeks out and tickets from £393 for flights departing within the next 72 hours.
What is the cheapest month to fly from Heathrow to San Francisco?
Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to San Francisco. Flights to San Francisco from Heathrow in November are about £387 on average during November, but can be found for as low as £274.
When is the cheapest time to fly from Heathrow to San Francisco (LHR - SFO)?
When flying from Heathrow to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 4% versus a flight in the evening.
Cheap flights from Heathrow to San Francisco in September, October 2020
Heathrow to San Francisco 2020 flight deals
Direct flights to San Francisco from Heathrow
Last-minute flights from Heathrow to San Francisco
One-way flights to San Francisco from Heathrow
The cheapest one-way flights from Heathrow to San Francisco
Related info for your journey
Useful info, stats and facts about Heathrow to San Francisco flights.
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Destination information for San Francisco
Things to know before you go. Useful info for your trip from Heathrow to San Francisco
Airports servicing San Francisco
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Hourly flight availability from Heathrow to San Francisco
|Afternoon Midday to 6 PM||58% of flight departures|
|Morning 6 AM to midday||41% of flight departures|
|Early morning Midnight to 6 AM||1% of flight departures|
|Evening 6 PM to midnight||0% of flight departures|