Cheapest one-way
$ 161.00
Frontier Airlines · 1 stop
One-way tickets on LAS–SEA recently started around $ 161.00.
Flights from Las Vegas to Seattle
Compare Las Vegas to Seattle flights on BookingTrolley, where the lowest tracked fare was $ 321.00. Check airlines, nonstop options and the cheapest months to fly.
Las Vegas to Seattle flights overview
The lowest fare BookingTrolley recently tracked from Las Vegas to Seattle was $ 321.00. Across the months we have sampled, the typical round-trip fare averages about $ 385.00. Nov tends to be the cheapest month to fly (around $ 321.00), while Jun is usually the most expensive at about $ 478.00 — a swing of roughly 49%.
LAS and SEA sit roughly 1,395 km apart, so total travel time depends on whether you fly nonstop or connect. BookingTrolley found 5 airlines currently compete on the LAS–SEA corridor, with Frontier Airlines posting one of the lowest fares at $ 321.00. 3 of them offer nonstop options, which save layover time but can cost more than connecting itineraries.
Frequently asked questions about flying from Las Vegas to Seattle
Tuesday and Wednesday are typically the cheapest days to fly from Las Vegas to Seattle. According to BookingTrolley fare data on the Las Vegas to Seattle route (LAS–SEA), round-trip tickets started at $ 321.00. United States travellers often save by shifting 3–4 days around their preferred date on BookingTrolley.
The cheapest airlines on Las Vegas to Seattle are Frontier Airlines (from $ 321.00), American Airlines (from $ 681.00), Alaska Airlines (from $ 721.00), according to BookingTrolley's multi-provider comparison priced for the United States market currency when available.
The cheapest flights from Las Vegas to Seattle started at $ 321.00 round trip with one stop on Frontier Airlines, per BookingTrolley data relevant to United States shoppers. Fares fluctuate with demand.
Flight time from Las Vegas to Seattle depends on the airline and on whether the itinerary is nonstop or connecting. BookingTrolley shows a duration only when it is calculated from observed departure and arrival times.
Shoulder season around peak holidays often pairs softer airfares with lighter crowds. According to BookingTrolley fare data on the Las Vegas to Seattle route (LAS–SEA), round-trip tickets started at $ 321.00. BookingTrolley suggests booking 4–8 weeks ahead for routes like Las Vegas to Seattle.
Use BookingTrolley's flexible-date comparison for Las Vegas (LAS) to Seattle (SEA) to see which days cost least. Avoiding Friday–Sunday peaks is one of the fastest ways for United States travellers to cut the ticket price.
Find cheap flights on popular routes
Explore fares from Las Vegas, into Seattle, and on related corridors with BookingTrolley.
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