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?

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

Q: What airlines fly indirectly?

JetBlue, British Airways, Icelandair, 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?

14 hrs 55 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 £375

11 nights in San Francisco, departing London Gatwick on 09 / Sep / 2025 with British Airways (price found 11 hours ago)

Subject to availability, prices correct of the last 24 hours

Part of the Emirates Group

Safe & Secure, ATOL Protected

Over 30 Years in Business

Rated 'Excellent' on Trustpilot

Cheap return flights from London Gatwick to San Francisco

Find the best deals

The London Gatwick / San Francisco route

All 8662 km of it

Cheap flight deals for this route

See what's hot at the moment

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?

British Airways

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

What airlines fly indirectly?

JetBlue
British Airways
Icelandair
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?

14 hrs 55 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 £363 pp

Find flights

Manchester to San Francisco

from £449 pp

Find flights

Edinburgh to San Francisco

from £458 pp

Find flights

Birmingham to San Francisco

from £488 pp

Find flights

London City Airport to San Francisco

from £422 pp

Find flights

London Heathrow to San Francisco

from £363 pp

Find flights

London Stansted to San Francisco

search for price

Find flights

Alternative flights from London Gatwick to San Francisco

You might find cheaper flights nearby

Oakland from London Gatwick

from £720 pp

Find flights

Los Angeles from London Gatwick

from £359 pp

Find flights

Las Vegas from London Gatwick

from £507 pp

Find flights

San Diego from London Gatwick

from £447 pp

Find flights

Seattle from London Gatwick

from £402 pp

Find flights

Vancouver from London Gatwick

from £403 pp

Find flights

Today alone, Netflights has searched over 429 flights. 09 / Sep / 2025 is currently the lowest priced day of the year to fly the London Gatwick/San Francisco route. There are around 94 flights on any given week from the UK to San Francisco and the cheapest month to fly right now is September.

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 09 / Sep / 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 JetBlue, British Airways & Icelandair. JetBlue 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 17 hrs 40 mins. The fastest flight takes 14 hrs 55 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.