Cheap flights from London Heathrow to San Francisco

from as little as £281

14 nights in San Francisco, departing London Heathrow on 22 / Jan / 2019 with Virgin Atlantic (price found 40 hours ago)

Subject to availability, prices correct of the last 24 hours
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cheap return flights from London Heathrow to San Francisco find your ideal flight.....

The London Heathrow / San Francisco route the whole 8622 km of it

Cheap flight deals for this route take a look at what's hot at the moment

San Francisco flight facts what you need to know

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San Francisco

Today alone, Netflights has searched over 44,714 flights. 22 / Jan / 2019 is currently the lowest priced day of the year to fly the London Heathrow/San Francisco route. There are around 7,400 flights on any given week from the UK to San Francisco and the cheapest month to fly right now is January.

Min / Max Temperature (°C)
LOWEST

8 °C

AVG

14 °C

HIGHEST

21 °C

Rainfall (mm)
LOWEST

0 mm

AVG

44.8 mm

HIGHEST

112 mm

How to get great deals on London Heathrow/San Francisco flights tips and advice from the pros

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to San Francisco, across the 19 airlines that offer this route. We've found that 22 / Jan / 2019 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

There are 7,400 flights from London Heathrow to or via San Francisco every week. Out of the 19 available airlines, the most popular ones are British Airways, Austrian Airlines and KLM. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.

Your flight from to San Francisco will take at least 11 hrs 10 mins. On average, it takes 15 hrs to fly the 8622 km distance. Take a look at flight times to see which one works best for you.

January is normally the cheapest month to fly to San Francisco, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. August is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.

Popular destinations where other people are flying to near San Francisco

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