AirHint found the following cheapest return flights from Ottawa (YOW) to Tokyo (NRT) in December 2025 (see full year).

Return flights

24 Dec - 28 Dec	Air Canada
13 Dec - 20 Dec	Air Canada
14 Dec - 21 Dec	WestJet
15 Dec - 25 Dec	United
25 Dec - 07 Jan	Porter Airlines (Canada) Ltd
25 Dec - 06 Jan	Porter Airlines (Canada) Ltd
23 Dec - 06 Jan	Porter Airlines (Canada) Ltd
22 Dec - 06 Jan	Porter Airlines (Canada) Ltd
24 Dec - 06 Jan	Porter Airlines (Canada) Ltd
14 Dec - 31 Dec	United
21 Dec - 06 Jan	Porter Airlines (Canada) Ltd
20 Dec - 06 Jan	Porter Airlines (Canada) Ltd
13 Dec - 02 Jan	United
17 Dec - 31 Dec	United
18 Dec - 02 Jan	WestJet
20 Dec - 03 Jan	Porter Airlines (Canada) Ltd
19 Dec - 31 Dec	WestJet

Also check the deals for one-way flights from Ottawa to Tokyo in December.

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 Ottawa to Tokyo in December from $1110

Return flights