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

Return flights

07 Dec - 23 Dec	Air Canada
07 Dec - 10 Dec	Air Canada
07 Dec - 17 Dec	Air Canada
10 Dec - 17 Dec	United
08 Dec - 23 Dec	United
09 Dec - 16 Dec	United
08 Dec - 10 Dec	Air Canada
09 Dec - 18 Dec	United
11 Dec - 18 Dec	Air Canada
08 Dec - 15 Dec	Air Canada
25 Dec - 05 Jan	Flair Airlines
26 Dec - 05 Jan	Allegiant Air
20 Dec - 11 Jan	Frontier Airlines
28 Dec - 04 Jan	Allegiant Air
29 Dec - 03 Jan	Frontier Airlines
19 Dec - 03 Jan	Hawaiian Airlines

Also check the deals for one-way flights from Las Vegas 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 Las Vegas to Tokyo in December from 543€

Return flights