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

Return flights

04 Sep - 18 Sep	WestJet	direct
15 Sep - 23 Sep	Air Canada
14 Sep - 24 Sep	Air Canada
08 Sep - 23 Sep	Air Canada
05 Sep - 12 Sep	WestJet	direct
06 Sep - 15 Sep	WestJet	direct
03 Sep - 30 Sep	WestJet
15 Sep - 06 Oct	WestJet	direct
14 Sep - 25 Sep	WestJet	direct
15 Sep - 23 Sep	WestJet	direct
25 Sep - 02 Oct	WestJet	direct
14 Sep - 24 Sep	WestJet	direct
17 Sep - 05 Oct	WestJet	direct
30 Sep - 05 Oct	WestJet
30 Sep - 05 Oct	WestJet	direct

Also check the deals for one-way flights from Calgary to Tokyo 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 Tokyo in September from 564€

Return flights