Cheap flights from London to Reykjavik from £122

If you aren’t able to travel during the month of January, then book flights to Reykjavik from London during November instead. Flights to Reykjavik in November, while not as cheap as those in January, still average around £119.

On average, the least expensive day to fly to Reykjavik from London is on a Sunday. momondo users have found tickets for Sunday departures for as low as £360. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from London to Reykjavik for around £418.

Our most recent data shows that the best time of day to fly to Reykjavik is in the morning. Flights from London to Reykjavik during this time can be as low as £338. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £489 on average. Flights to Reykjavik from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Reykjavik from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around £247 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from London for as low as £216 on momondo.

There are 4 cabin classes available to choose from on London to Reykjavik 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 London to Reykjavik.

As of July 2026, prices for London to Reykjavik flights are approximately 33% more expensive when compared to flights at the same time last year.

British Airways, easyJet, and KLM are the most popular carriers operating from London to Reykjavik

Icelandair, British Airways and easyJet are the top three most popular airlines that fly to Reykjavik from London according to our data. Icelandair is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Reykjavik. Keep in mind that there are 5 different airlines that fly to Reykjavik on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% 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 departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Monday 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, British Airways have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

The number of flights available between London and Reykjavik is 13 per day as of July 2026. The most frequent departure time is 15:00, with 65% of daily flights leaving in the afternoon.

The number of flights available between London and Reykjavik is 92 per week as of July 2026. The most frequent departure day is Sat, with 21% of weekly flights leaving on this day.