Icelandair flights from London to Reykjavik Keflavik Intl Airport (LON - KEF)
Cheapflights users flying from London to Reykjavik on Icelandair typically fly into Reykjavik Keflavik Intl and depart from London Heathrow. Select your dates above for pricing.
Icelandair flights from London to Keflavik Intl in 2025
Find detailed information about Icelandair flights from London to Keflavik Intl. Explore the options provided by Icelandair to plan your journey from London to Keflavik Intl. Data last updated 30 April 2025.
Travel insights for Icelandair flights from London to Keflavik Intl
Get recent, data-driven insights about Icelandair flights from London to Keflavik Intl including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London to Reykjavik Keflavik Intl Airport with Icelandair?
Use this chart to determine the optimal time to book a return flight from London to Keflavik Intl. Price data was last updated on 25 April 2025.
Booking with Icelandair 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport with Icelandair?
Currently, the most affordable month to book a Icelandair flight from London to Reykjavik Keflavik Intl Airport in March, with an average price of HK$1,032. Conversely, traveling with Icelandair from London to Reykjavik Keflavik Intl Airport in July will be the most expensive, with an average cost of HK$1,901. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Weekly Icelandair flight availability from London to Reykjavik Keflavik Intl Airport
The most Icelandair flights from LON to KEF are scheduled on a Monday (3 on average). You will have fewer Icelandair flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Keflavik Intl by month
Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.
Temperature in Keflavik Intl by month
Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).
Best time to book a flight from London to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from London with our price prediction graph.
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See what others are saying about Icelandair
Read reviews and see what other travellers are saying about their experiences with Icelandair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Icelandair for your next flight. Reviews last updated 30 April 2025.
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