Cheapest one-way flights from Seattle to Las Vegas in January from $17

AirHint found the following cheapest one-way flights from Seattle (SEA) to Las Vegas (LAS) in January 2026 (see full year).

One-Way flights

11 Jan Frontier Airlines direct
24 Jan Frontier Airlines direct
26 Jan Frontier Airlines direct
23 Jan Frontier Airlines direct
29 Jan Frontier Airlines direct
22 Jan Frontier Airlines direct
12 Jan Frontier Airlines direct
25 Jan Frontier Airlines direct
06 Jan Frontier Airlines direct
18 Jan Frontier Airlines direct

Also check the deals for return flights from Seattle to Las Vegas in January.

Powered by

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 Las Vegas

Cheap car rent in Las Vegas

Feel free to contact us with any feedback or request another flight research.