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

Return flights

30 Sep - 07 Oct	WestJet
29 Sep - 07 Oct	WestJet
25 Sep - 02 Oct	WestJet
20 Sep - 27 Sep	WestJet	direct
20 Sep - 26 Sep	WestJet	direct
23 Sep - 17 Oct	WestJet
30 Sep - 14 Oct	WestJet
21 Sep - 26 Sep	WestJet	direct
18 Sep - 25 Sep	WestJet
18 Sep - 24 Sep	WestJet
16 Sep - 22 Sep	Spirit Airlines
17 Sep - 22 Sep	Alaska Airlines
18 Sep - 24 Sep	WestJet	direct
19 Sep - 14 Oct	Frontier Airlines
16 Sep - 22 Sep	WestJet	direct

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

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 Vancouver in September from $165

Return flights