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

Return flights

10 Sep - 17 Sep	WestJet
08 Sep - 15 Sep	WestJet
01 Sep - 20 Oct	WestJet
01 Sep - 13 Oct	WestJet
03 Sep - 10 Sep	WestJet
02 Sep - 09 Sep	WestJet
02 Sep - 12 Sep	WestJet
04 Sep - 11 Sep	WestJet
08 Sep - 24 Sep	WestJet
03 Sep - 28 Sep	WestJet
09 Sep - 16 Sep	WestJet
07 Sep - 20 Sep	WestJet
28 Sep - 08 Oct	Air Canada	direct
18 Sep - 14 Oct	Air Canada
15 Sep - 02 Oct	Air Canada
18 Sep - 01 Oct	Air Canada	direct
25 Sep - 03 Oct	Air Canada	direct
23 Sep - 10 Oct	Air Canada
25 Sep - 06 Oct	Air Canada	direct
11 Sep - 10 Oct	Air Canada

Also check the deals for one-way flights from Montreal 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 Montreal to Tokyo in September from $786

Return flights