Cheapest one-way flights from Seattle to Las Vegas in January from $53

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

One-Way flights

06 Jan Frontier Airlines direct
12 Jan Delta direct
20 Jan Alaska Airlines direct
01 Jan Alaska Airlines direct
05 Jan Frontier Airlines direct
17 Jan Southwest Airlines
17 Jan Hawaiian Airlines direct
16 Jan United
16 Jan Frontier Airlines direct

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

Skyscanner

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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