Route guide

Las Vegas to Seattle (LAS-SEA): Nonstop Upgrade & Award Space

Alaska Airlines, Inc., Delta Air Lines, Frontier Airlines, Southwest Airlines, and American Airlines fly nonstop between Las Vegas (LAS) and Seattle (SEA), roughly 93 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every LAS to SEA departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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93
Nonstop flights a week
866 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every LAS to SEA departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Las Vegas to Seattle to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each LAS to SEA departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See LAS to SEA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Las Vegas to Seattle nonstop

Carriers operating LAS to SEA nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Alaska Airlines, Inc.
  • Delta Air Lines
  • Frontier Airlines
  • Southwest Airlines
  • American Airlines
See LAS to SEA on the interactive map →

Frequently asked questions about LAS to SEA

How far is Seattle from Las Vegas?
LAS to SEA covers about 866 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from LAS to SEA?
Alaska Airlines, Inc., Delta Air Lines, Frontier Airlines, Southwest Airlines, and American Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all five of them.
How many flights a week are there from LAS to SEA?
About 93 nonstop flights a week run between Las Vegas and Seattle in the current schedule, operated by Alaska Airlines, Inc., Delta Air Lines, Frontier Airlines, Southwest Airlines, and American Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on LAS to SEA?
Open the LAS to SEA calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Las Vegas to Seattle route, and 2LNR will notify you when space opens. It's free to start.

Never miss LAS to SEA upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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