Cheap flights from Guernsey to London from £53

The cheapest month to fly to London Gatwick Airport from Guernsey is in June. Flight prices, which tend to average around £0, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in June, then you should wait until August to fly from Guernsey, when ticket prices are also cheap, with an average price of £145.

According to our data, Saturday is the cheapest day to fly to London Gatwick Airport from Guernsey. The lowest ticket price found for a Saturday departure recently was £145. 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 Thursday 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 in the morning. Our users have found flights to London Gatwick Airport in the morning for as low as £153. In contrast, the most expensive time of day to depart to London Gatwick Airport is at midday when prices are around £296.

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

As of October 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 46% of flights taking off at midday.

As of October 2026, 38 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 16% of weekly flights taking off on this day.