Booking with Icelandair 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport 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.
Currently, the most affordable month to book a Icelandair flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport in January, with an average price of S$ 203. Conversely, traveling with Icelandair from London Heathrow Airport to Reykjavik Keflavik Intl Airport in August will be the most expensive, with an average cost of S$ 373. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
The most Icelandair flights from LHR to KEF are scheduled on a Wednesday (2 on average). You will have fewer Icelandair flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
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.
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).
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