Cheapest return flights from Detroit to London in March from $506

Best time to book flights for Detroit (DTW) to London (LHR) flights at AirHint

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

Return flights

10 Mar - 17 Mar British Airways
10 Mar - 31 Mar British Airways
17 Mar - 24 Mar British Airways
18 Mar - 25 Mar British Airways
16 Mar - 23 Mar British Airways
21 Mar - 11 Apr Icelandair
28 Mar - 04 Apr Iberia
10 Mar - 31 Mar Air France direct
10 Mar - 17 Mar Air France direct
17 Mar - 24 Mar Air France direct
18 Mar - 25 Mar Air France direct
16 Mar - 23 Mar Air France direct
28 Mar - 04 Apr Delta direct

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

Skyscanner

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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