Cheap flights from London Gatwick Airport to Iceland from £137

The cheapest month to fly to Iceland from London Gatwick Airport is in March. Flight prices, which tend to average around £111, are often lower during this time because this is during the off-season. If you don’t want to visit Iceland in March, then you should wait until January to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of £111.

The cheapest day to depart from London Gatwick Airport to Iceland is on a Monday when prices can be found for as low as £388. Flights from London Gatwick Airport to Iceland on a Tuesday will generally be more expensive and average around £431. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Iceland is in the morning. Flights from London Gatwick Airport to Iceland during this time can be as low as £360. At midday is when there is more demand to fly to Iceland, so prices are often more expensive at around £467 per ticket.

Fly from London Gatwick to Reykjavik Keflavik Intl for the best London Gatwick - Iceland flight prices

You are more likely to see cheaper flights to Iceland from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around £208 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from London Gatwick Airport for as low as £97 on momondo.

There are 3 cabin classes available to choose from on London Gatwick Airport to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 16% of flights between London and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 114 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, easyJet have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

2 flights are operational daily from London Gatwick Airport to Iceland as of August 2026. The most popular departure time for this route is 15:00, with 100% of flights per day taking off in the afternoon.

15 flights are operational weekly from London Gatwick Airport to Iceland as of August 2026. The most popular departure day for this route is Wed, with 33% of flights per week taking off on this day.