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

Return flights

07 Dec - 14 Dec	WestJet
01 Dec - 14 Dec	Porter Airlines (Canada) Ltd
01 Dec - 17 Dec	WestJet
13 Dec - 28 Dec	Porter Airlines (Canada) Ltd
21 Dec - 26 Dec	WestJet
21 Dec - 11 Jan	Porter Airlines (Canada) Ltd
24 Dec - 01 Jan	Porter Airlines (Canada) Ltd
21 Dec - 09 Jan	WestJet
25 Dec - 07 Jan	WestJet
21 Dec - 10 Jan	Porter Airlines (Canada) Ltd
22 Dec - 29 Dec	WestJet
20 Dec - 11 Jan	Porter Airlines (Canada) Ltd
20 Dec - 10 Jan	Porter Airlines (Canada) Ltd
18 Dec - 11 Jan	WestJet
18 Dec - 10 Jan	WestJet
18 Dec - 09 Jan	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.

Book a cheap hotel in Tokyo

Cheap car rent in Tokyo

Cheapest return flights from Ottawa to Tokyo in December from $795

Return flights