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

Return flights

02 Dec - 09 Dec	Frontier Airlines
05 Dec - 13 Dec	Flair Airlines
01 Dec - 10 Dec	Frontier Airlines
08 Dec - 23 Dec	Frontier Airlines
06 Dec - 19 Dec	Frontier Airlines
04 Dec - 11 Dec	Air Canada
06 Dec - 13 Dec	Air Canada
27 Dec - 30 Dec	ANA
30 Dec - 10 Jan	Frontier Airlines
14 Dec - 24 Dec	Frontier Airlines
21 Dec - 07 Jan	Frontier Airlines
31 Dec - 07 Jan	STARLUX Airlines
29 Dec - 07 Jan	STARLUX Airlines
19 Dec - 02 Jan	WestJet
22 Dec - 07 Jan	Emirates

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 488€

Return flights