Cheap flights from Guernsey to London from £54

The cheapest month to fly to London Gatwick Airport from Guernsey is in November. Flight prices, which tend to average around £145, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in November, then you should wait until July to fly from Guernsey, when ticket prices are also cheap, with an average price of £148.

According to our data, Sunday is the cheapest day to fly to London Gatwick Airport from Guernsey. The lowest ticket price found for a Sunday departure recently was £144. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Guernsey to London Gatwick Airport on a Wednesday will generally be more expensive and average around £235. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Guernsey to London Gatwick Airport flights are usually those with departure times at midday. Our users have found flights to London Gatwick Airport at midday for as low as £186. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the morning when prices are around £194.

Fly from Saint Peter Port Guernsey to London Gatwick for the best Guernsey - London Gatwick flight prices

As of April 2026, there are 5 flights per day flying from Guernsey to London Gatwick Airport. The most common time of day flights depart is 06:00, with 50% of flights taking off at midday.

As of April 2026, 40 flights take off from Guernsey and land in London Gatwick Airport each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.