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

Return flights

16 Sep - 30 Sep	Qatar Airways
10 Sep - 01 Oct	Qatar Airways
22 Sep - 06 Oct	Qatar Airways
24 Sep - 07 Oct	Qatar Airways
25 Sep - 09 Oct	Qatar Airways
03 Sep - 01 Oct	Qatar Airways
28 Sep - 31 Oct	Qatar Airways
24 Sep - 09 Oct	Qatar Airways
24 Sep - 10 Oct	Qatar Airways
01 Sep - 30 Sep	Alaska Airlines
09 Sep - 30 Sep	Alaska Airlines
25 Sep - 31 Oct	Alaska Airlines
25 Sep - 10 Oct	Alaska Airlines
05 Sep - 29 Sep	Alaska Airlines
05 Sep - 26 Sep	Alaska Airlines
05 Sep - 18 Sep	Alaska Airlines
01 Sep - 15 Sep	Alaska Airlines

Also check the deals for one-way flights from Calgary to Mumbai 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 Mumbai in September from $900

Return flights