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

Return flights

08 Dec - 17 Dec	Air Canada
01 Dec - 14 Dec	Air Canada
01 Dec - 07 Dec	Air Canada
10 Dec - 20 Jan	Hawaiian Airlines
01 Dec - 15 Dec	WestJet
10 Dec - 21 Dec	Air Canada
01 Dec - 02 Dec	Air Canada
12 Dec - 27 Dec	WestJet
13 Dec - 27 Dec	Air Canada
21 Dec - 26 Dec	Air Canada
21 Dec - 27 Dec	Air Canada
24 Dec - 03 Jan	Air Canada
28 Dec - 01 Jan	Turkish Airlines
10 Dec - 20 Jan	United	direct
20 Dec - 03 Jan	Air Canada
28 Dec - 01 Jan	United	direct
24 Dec - 03 Jan	ANA	direct
20 Dec - 03 Jan	ANA	direct

Also check the deals for one-way flights from Houston 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 Houston to Tokyo in December from $737

Return flights