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

Return flights

12 Jul - 15 Jul	Alaska Airlines	direct
30 Jul - 02 Aug	Alaska Airlines	direct
08 Jul - 10 Jul	Delta	direct
15 Jul - 19 Jul	Alaska Airlines	direct
10 Jul - 12 Jul	United
10 Jul - 12 Jul	Frontier Airlines	direct
02 Jul - 05 Jul	Delta	direct
04 Jul - 05 Jul	Delta	direct

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

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 Seattle to Las Vegas in July from $223

Return flights