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

Return flights

16 Dec - 14 Jan	Delta
17 Dec - 17 Jan	Delta
18 Dec - 21 Jan	Delta
19 Dec - 20 Jan	Delta
19 Dec - 29 Dec	Delta
15 Dec - 16 Jan	United
25 Dec - 03 Jan	Delta
23 Dec - 27 Jan	Delta
27 Dec - 07 Jan	China Southern
27 Dec - 09 Jan	China Southern
20 Dec - 24 Dec	EVA Air
24 Dec - 02 Jan	Delta
04 Dec - 11 Dec	EVA Air
06 Dec - 12 Dec	EVA Air
09 Dec - 16 Dec	EVA Air
09 Dec - 26 Dec	Cathay Pacific
17 Dec - 22 Dec	EVA Air
05 Dec - 22 Dec	EVA Air

Also check the deals for one-way flights from Taipei to Las Vegas 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 Taipei to Las Vegas in December from $667

Return flights