Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Tromsø. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Tromsø as you normally would.
In terms of precipitation, rainfall in Tromsø ranges from 46.0 - 129.0 mm per month. October is typically the wettest month, when rainfall can reach 129.0 mm. May is typically the driest time to visit Tromsø when rainfall is around 46.0 mm.
If weather is an important factor for your trip to Tromsø, 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 12.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).
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