Alaska AirlinesAS
Flights AS1363 08:00 daily · AS612 10:51 daily · AS738 12:48 daily · AS678 14:44 daily
live
Direct flights from Seattle (SEA) to Las Vegas (LAS): 28 nonstop departures observed each week across 4 airlines. 88% of the last 8 operated flights arrived within 15 minutes of schedule. The median arrival is 9 minutes early. No cancellations were recorded across the 8 tracked flights. The nonstop covers 1,395 km, an estimated 2 hours 17 minutes in the air. Measured by Pro Flight Search from live flight boards at Seattle and Las Vegas. Updated 7 September 2026 at 23:23 UTC.
SEA
Seattle
busy · +15
LAS
Las Vegas
smooth · +0
1,395 km · ~2h 17m est.
Runs reliable · 4 airlines · 28x weekly · nonstop
88% on time
of the last 8 operated SEA → LAS flights arrived within 15 minutes
Median arrival delay is −9 min. 0 of 8 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−9 minacross the last 8 operated legs
Flight time~2h 17mestimated from route distance
Weekly departures28x4 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesDelta Air LinesFrontier AirlinesSouthwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysDelta Air LinesDL
Flights DL2922 07:15 daily · DL2905 09:45 Mo Tu We Th Fr Su · DL2880 11:35 daily · DL2955 16:23 daily
Frontier AirlinesF9
Flights F94668 16:33 Th Su · F92408 20:53 Tu We Th Sa Su · F94204 21:29 Mo Fr
Southwest AirlinesWN
Flights WN409 06:25 Tu We Sa · WN663 07:00 Mo Th Fr · WN2915 10:50 Sa · WN4509 12:40 Tu We
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at LAS: 40% odds of a 15+ minute delay, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Seattle to Las Vegas route actually runs
Pro Flight Search records official board updates for nonstop SEA to LAS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Seattle (SEA) to Las Vegas (LAS) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/SEA-LAS
SEA to LAS questions
Is SEA–LAS running on time right now?
Smooth skies ahead. The departure side at SEA is the weaker end, route health score 90/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SEA–LAS?
Operators schedule morning departures around 06:25 and evening departures around 18:38 from SEA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LAS delay card to confirm conditions when you'd arrive.
How long is the flight from SEA to LAS?
Great-circle distance is 1,395 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 128–150 min gate-to-gate on this route.
How often does SEA–LAS fly?
4 carriers operate this route, around 114 flights a week between them. Compare carrier days and times in the airline list above.
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