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

Return flights

11 Sep - 25 Sep	WestJet
03 Sep - 03 Oct	WestJet
03 Sep - 30 Sep	WestJet
16 Sep - 30 Sep	WestJet
17 Sep - 01 Oct	WestJet
19 Sep - 03 Oct	WestJet
18 Sep - 02 Oct	WestJet
08 Sep - 22 Sep	WestJet
10 Sep - 24 Sep	WestJet
23 Sep - 07 Oct	WestJet
24 Sep - 08 Oct	WestJet
17 Sep - 17 Oct	WestJet
26 Sep - 10 Oct	WestJet
18 Sep - 21 Oct	WestJet
07 Sep - 07 Oct	WestJet
04 Sep - 18 Sep	WestJet
07 Sep - 21 Sep	WestJet
09 Sep - 23 Sep	WestJet
03 Sep - 17 Sep	WestJet
05 Sep - 19 Sep	WestJet

Also check the deals for one-way flights from Calgary to Delhi 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 Delhi in September from 768€

Return flights