Cheapest return flights from Denver to Vancouver in September from $138

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

Return flights

25 Sep - 05 Oct WestJet
19 Sep - 21 Sep Frontier Airlines
12 Sep - 16 Sep Frontier Airlines
12 Sep - 14 Sep Frontier Airlines
11 Sep - 15 Sep Frontier Airlines
10 Sep - 17 Sep Frontier Airlines
19 Sep - 21 Sep Air Canada direct
25 Sep - 28 Sep Air Canada direct
09 Sep - 17 Sep Frontier Airlines
06 Sep - 17 Sep Frontier Airlines
12 Sep - 16 Sep Air Canada direct

Also check the deals for one-way flights from Denver to Vancouver 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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