F91821 ClevelandCLE · 21:27 Las VegasLAS · 23:00
F91821 by Frontier Airlines flies from Cleveland (CLE) to Las Vegas (LAS) for the Tue, Aug 18 departure.
arrival expected at LAS · on schedule
board checked 40m ago · checking again in 45s
Where the minutes go
last 3 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
Measured, 90-day sampleConditions at CLE 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.
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 Cleveland to Las Vegas flights today
same route · Frontier AirlinesIf F91821 is cancelled, this is the other Frontier Airlines nonstop flight from Cleveland to Las Vegas on the same day, with scheduled departure times in CLE local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How F91821 actually runs
Pro Flight Search has tracked every published board update for F91821 across the CLE and LAS boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: left right on schedule but landed about 33 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how F91821 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: N680FR, N633FR.
Board clocks recorded as CLE and LAS published them.
Planning around F91821? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — F91821 Cleveland to Las Vegas on-time performance, measured from the CLE and LAS airport boards.
https://proflightsearch.com/flight/F91821
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