Cheap flights from London Gatwick to San Francisco

Q: How much are flights normally?

£ 394. If you see flights from London Gatwick to San Francisco for less than this, you've found a good deal.

Q: What are the cheapest airlines?

Finnair, British Airways. These airlines usually offer the cheapest flights from London Gatwick to San Francisco.

Q: What airlines fly indirectly?

British Airways, Icelandair, JetBlue, Virgin Atlantic, Finnair. These airlines fly from London Gatwick to San Francisco, but you’ll have at least one layover.

Q: How long is the flight?

16 hrs 35 mins. This is the shortest flight time from London Gatwick to San Francisco.

Q: How long should I stay in San Francisco?

17 days. Most people spend this amount of time in San Francisco.

from as little as £442

22 nights in San Francisco, departing London Gatwick on 01 / May / 2025 with British Airways (price found 4 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from London Gatwick to San Francisco

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The London Gatwick / San Francisco route

All 8662 km of it

Cheap flight deals for this route

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San Francisco flight facts

What you need to know

How much are flights normally?

£ 394

If you see flights from London Gatwick to San Francisco for less than this, you've found a good deal.

What are the cheapest airlines?

Finnair
British Airways

These airlines usually offer the cheapest flights from London Gatwick to San Francisco.

What airlines fly indirectly?

British Airways
Icelandair
JetBlue
Virgin Atlantic
Finnair

These airlines fly from London Gatwick to San Francisco, but you’ll have at least one layover.

How long is the flight?

16 hrs 35 mins

This is the shortest flight time from London Gatwick to San Francisco.

How long should I stay in San Francisco?

17 days

Most people spend this amount of time in San Francisco.

Alternative flights from the UK to San Francisco

Check out prices for other routes

London to San Francisco

from £420 pp

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Manchester to San Francisco

from £507 pp

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Edinburgh to San Francisco

from £504 pp

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Birmingham to San Francisco

from £532 pp

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London Stansted to San Francisco

search for price

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London City Airport to San Francisco

from £463 pp

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London Heathrow to San Francisco

from £420 pp

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Alternative flights from London Gatwick

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Los Angeles from London Gatwick

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San Diego from London Gatwick

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Seattle from London Gatwick

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Vancouver from London Gatwick

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Today alone, Netflights has searched over 350 flights. 01 / May / 2025 is currently the lowest priced day of the year to fly the London Gatwick/San Francisco route. There are around 61 flights on any given week from the UK to San Francisco and the cheapest month to fly right now is May.

Not suitable? Try running another search or viewing all cheap flight deals.

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

Key facts about San Francisco

Currency

United States dollar

Language

English

Timezone

8 hrs behind GMT

How to get cheap flights from London Gatwick to San Francisco

Tips and advice from our flight experts

If you're looking to fly from London Gatwick to San Francisco, you might like to know that 01 / May / 2025 currently has the cheapest flights. At the moment, there are five airlines flying to San Francisco. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to San Francisco.

The most popular airlines offering flights to San Francisco are British Airways, Icelandair & JetBlue. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

Generally speaking, the flight from London Gatwick to San Francisco takes around 16 hrs 50 mins. The fastest flight takes 16 hrs 35 mins to cover the 8662 km distance. You can view all flight times yourself in the results list.

If you need somewhere to stay for your trip to the USA, take a look at our accommodation options.