Cheapest return flights from Denver to Calgary in October from 117€

AirHint found the following cheapest return flights from Denver (DEN) to Calgary (YYC) in October 2025 (see full year).

Return flights

03 Oct - 05 Oct WestJet direct
06 Oct - 12 Oct WestJet direct
06 Oct - 13 Oct WestJet direct
12 Oct - 19 Oct WestJet
07 Oct - 13 Oct Frontier Airlines
13 Oct - 19 Oct WestJet
13 Oct - 20 Oct WestJet
03 Oct - 06 Oct WestJet
12 Oct - 18 Oct WestJet
05 Oct - 12 Oct Frontier Airlines
25 Oct - 01 Nov United direct
29 Oct - 04 Nov United direct
31 Oct - 03 Nov United direct
26 Oct - 02 Nov Frontier Airlines
27 Oct - 02 Nov Frontier Airlines
26 Oct - 01 Nov Frontier Airlines
27 Oct - 03 Nov Frontier Airlines
30 Oct - 05 Nov Frontier Airlines
28 Oct - 03 Nov Frontier Airlines
28 Oct - 04 Nov Frontier Airlines

Also check the deals for one-way flights from Denver to Calgary in October.

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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