Cheapest return flights from Detroit to London in September from $595

AirHint found the following cheapest return flights from Detroit (DTW) to London (LHR) in September 2025 (see full year).

Return flights

16 Sep - 25 Sep Spirit Airlines
15 Sep - 22 Sep Spirit Airlines
13 Sep - 20 Sep Spirit Airlines
30 Sep - 25 Oct Scandinavian Airlines
15 Sep - 24 Sep Spirit Airlines
25 Sep - 03 Oct Spirit Airlines
17 Sep - 23 Sep Spirit Airlines
13 Sep - 18 Sep Spirit Airlines
29 Sep - 30 Oct Spirit Airlines
26 Sep - 29 Sep Spirit Airlines
22 Sep - 03 Oct Spirit Airlines
25 Sep - 02 Oct Spirit Airlines
24 Sep - 01 Oct Frontier Airlines
26 Sep - 04 Oct Spirit Airlines
09 Sep - 19 Sep Spirit Airlines
25 Sep - 04 Oct Spirit Airlines
08 Sep - 16 Sep Spirit Airlines
10 Sep - 17 Sep Spirit Airlines
25 Sep - 05 Oct jetBlue
23 Sep - 18 Oct jetBlue

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

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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