AirHint found the following cheapest return flights from Detroit (DTW) to London (LHR) in April 2026 (see full year).

Return flights

25 Apr - 16 May	Scandinavian Airlines
01 Apr - 08 Apr	jetBlue
13 Apr - 21 Apr	Turkish Airlines
19 Apr - 25 Apr	jetBlue
02 Apr - 25 Apr	jetBlue
12 Apr - 19 Apr	Air France

Also check the deals for one-way flights from Detroit to London in April.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Detroit to London in April from $681

Return flights