Cheap flights from London to Reykjavik from $102

The month of January is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from London, with most prices found around $50. If you’re not able to fly to Reykjavik Keflavik Intl Airport in January, then September is your next best option. Flight prices from London to Reykjavik Keflavik Intl Airport during September average around $64.

The cheapest day to depart from London to Reykjavik Keflavik Intl Airport is on a Friday when prices can be found for as low as $434. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Tuesday, with ticket prices averaging around $538.

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the evening when flights can be purchased for as low as $445. Flights at noon are often more expensive with an average ticket price of $635.

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

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $309 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from London for as low as $245 on momondo.

No. A direct flight is the cheapest option for a flight between London to Reykjavik Keflavik Intl Airport.

As of April 2026, prices for London to Reykjavik Keflavik Intl Airport flights are approximately 13% more expensive when compared to flights at the same time last year.

Historically, on average around 10% of flights between London and Reykjavik have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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

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

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

16 flights are operational daily from London to Reykjavik Keflavik Intl Airport as of April 2026. The most popular departure time for this route is 9:00PM, with 51% of flights per day taking off in the afternoon.

The number of flights available between London and Reykjavik Keflavik Intl Airport is 113 per week as of April 2026. The most frequent departure day is Thu, with 20% of weekly flights leaving on this day.