Cheapest return flights from Las Vegas to Seattle in May from $125

AirHint found the following cheapest return flights from Las Vegas (LAS) to Seattle (SEA) in May 2026 (see full year).

Return flights

09 May - 17 May Alaska Airlines direct
01 May - 04 May Alaska Airlines direct

Also check the deals for one-way flights from Las Vegas to Seattle in May.

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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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