Cheap flights from Reykjavik to London from £43

The cheapest month to fly to London from Reykjavik is in November. Flight prices, which tend to average around £95, are often lower during this time because this is during the off-season. The month of December is another great option to travel to London, with average flight prices from Reykjavik averaging around £115.

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £118. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik to London for around £240.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £95. Flights in the afternoon are often more expensive, with an average ticket price of £146.

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

There are 2 cabin classes available to choose from on Reykjavik to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Historically, on average around 10% of flights between Reykjavik and London have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

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

According to our data, Icelandair have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

The number of flights available between Reykjavik and London is 14 per day as of March 2026. The most frequent departure time is 07:00, with 68% of daily flights leaving at midday.

As of March 2026, 103 flights take off from Reykjavik and land in London each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.