AirHint found the following cheapest return flights from Calgary (YYC) to Manila (MNL) in September 2025 (see full year).

Return flights

08 Sep - 23 Sep	WestJet
15 Sep - 13 Oct	WestJet
04 Sep - 16 Oct	WestJet
03 Sep - 16 Sep	China Airlines
16 Sep - 30 Sep	WestJet
03 Sep - 28 Sep	China Airlines
19 Sep - 14 Oct	China Airlines
19 Sep - 13 Oct	China Airlines
05 Sep - 06 Oct	China Airlines
20 Sep - 20 Oct	WestJet
20 Sep - 19 Oct	WestJet
19 Sep - 05 Oct	WestJet
18 Sep - 18 Oct	WestJet
08 Sep - 20 Sep	WestJet
14 Sep - 27 Sep	WestJet
28 Sep - 17 Oct	WestJet

Also check the deals for one-way flights from Calgary to Manila 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 Calgary to Manila in September from $808

Return flights