This page follows a single route: London Gatwick (LGW) to San Francisco (SFO), return. Below is the lowest fare our radar has found on it, the exact outbound and return dates that price was available on, how it compares with what the route normally costs, and every price we have recorded for it so far.
Prices are re-checked against Skyscanner automatically, so each one carries the moment it was last confirmed. If London Gatwick is not your airport, the other departure cities we track for San Francisco are listed further down.
London Gatwick → San Francisco
✓ live-checked 19 minutes ago
Check live price on Skyscanner →The cheapest London Gatwick to San Francisco return flight on the radar right now is £395, flying with SWISS + Lufthansa via one or more connections. It covers departures in October 2026, and every dated link below opens that exact LGW–SFO search on Skyscanner. That is roughly 15% below the £464 this route usually costs. Across 13 recorded checks it has ranged between £395 and £512. Our sampling points to October 2026 as the cheapest month to fly London Gatwick to San Francisco.
Sample dates each links to live Skyscanner prices for those exact dates
✈️ 01/10/2026 – 11/10/2026 ✈️ 07/10/2026 – 23/10/2026 +£39 ✈️ 09/10/2026 – 19/10/2026 +£72 ✈️ 08/10/2026 – 22/10/2026 +£100 ✈️ 02/10/2026 – 19/10/2026 +£110 ✈️ 09/10/2026 – 24/10/2026 +£113 ✈️ 06/10/2026 – 19/10/2026 +£128 ✈️ 11/10/2026 – 25/10/2026 +£128 ✈️ 04/10/2026 – 20/10/2026 +£251 ✈️ 03/10/2026 – 18/10/2026 +£298Price history 13 checks recorded for this route
lowest seen £395 · typical £464 · highest £512 · now £395
London Gatwick to San Francisco flights: common questions
How much is a flight from London Gatwick to San Francisco?
The lowest return fare we currently track from London Gatwick (LGW) to San Francisco (SFO) is £395. The typical price on this route is £464, so anything near £395 is worth booking quickly. Over 13 recorded checks we have seen it as low as £395 and as high as £512.
Which airline flies from London Gatwick to San Francisco at this price?
This £395 fare is with SWISS + Lufthansa, with at least one connection. The live search lists every carrier serving the route, so you can compare schedules before booking.
Is there a direct flight from London Gatwick to San Francisco?
This £395 fare includes at least one connection. If you need a non-stop London Gatwick to San Francisco flight, open the live search and apply the direct filter there.
When is the cheapest time to fly from London Gatwick to San Francisco?
Our price sampling points to October 2026 as the cheapest departure month on this route. The dated links on this page cover October 2026.
Is the £395 London Gatwick to San Francisco fare still available?
We last confirmed this £395 fare against live Skyscanner availability 19 minutes ago. Deal fares move within days, so the Check live price button re-runs the exact search and shows today's number rather than a cached one.
How do I book this London Gatwick to San Francisco deal?
Pick a date pair above or press Check live price. That opens the exact LGW–SFO search on Skyscanner, where you book directly with the airline or agent. TravelFree does not sell tickets, adds no booking fee and does not mark the price up.
Every London Gatwick to San Francisco price on this page comes from a real bookable quote and is re-checked automatically. TravelFree takes no commission from you and never marks a fare up.
Fares change fast. If this London Gatwick to San Francisco price has gone by the time you search, try the days either side of the dates listed above – the same route is often still cheap within a day or two of the fare we found.