Currently, the most affordable month to book a Finnair flight from London to Detroit in November, with an average price of £645. Conversely, traveling with Finnair from London to Detroit in July will be the most expensive, with an average cost of £951. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
£556
February
£536
March
£671
April
£688
May
£656
June
£724
July
£761
August
£677
September
£616
October
£588
November
£516
December
£583
DTT Temperature | -4 - 23 °C |
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If weather is an important factor for your trip to Detroit, 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 23.0 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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