G41637 Sioux FallsFSD · 22:02 Las VegasLAS · 22:58
G41637 by Allegiant Air flies from Sioux Falls (FSD) to Las Vegas (LAS).
scheduled from FSD
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at FSD and LAS are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Sioux Falls to Las Vegas flights
same route · Allegiant AirIf G41637 is cancelled, these are the other Allegiant Air nonstop flights from Sioux Falls to Las Vegas, with scheduled departure times in FSD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How G41637 actually runs
Pro Flight Search has tracked every published board update for G41637 across the FSD and LAS boards: schedule changes, gate pushes and actual clocks. Usually departs ~8 min late. Based on 4 confirmed departures · 4/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how G41637 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N301NV, N287NV, N305NV, N306NV.
Board clocks recorded as FSD and LAS published them.
Planning around G41637? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — G41637 Sioux Falls to Las Vegas on-time performance, measured from the FSD and LAS airport boards.
https://proflightsearch.com/flight/G41637
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