Cheap Flights from Las Vegas to Seattle
Compare cheap flights from Las Vegas (LAS) to Seattle (SEA) on Tripile, with fares from around $69. The route takes about 2h 35m, and June is often the best month for low prices.
Airlines on This Route
Popular airlines flying Las Vegas to Seattle include Alaska Airlines, Southwest, Spirit, Frontier. Compare their schedules, baggage rules, and prices side by side, then book the option that fits your trip.
With 4 carriers commonly serving LAS to SEA, departure times are spread across the day, so it is worth checking early-morning and late-evening flights when you want the lowest fare on a 2h 35m sector.
When to Book LAS to SEA
Fares on this route start from around $69, and June typically brings the lowest prices. Search with flexible dates to compare a whole month at once, check the return leg from Seattle to Las Vegas in the same search, and review the fare rules before paying so you know what a change or cancellation would cost.