G4478 Des MoinesDSM PhiladelphiaPHL
G4478 by Allegiant Air flies from Des Moines (DSM) to Philadelphia (PHL).
scheduled from DSM
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DSM and PHL 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 Des Moines to Philadelphia flights
same route · Allegiant AirIf G4478 is cancelled, these are the other Allegiant Air nonstop flights from Des Moines to Philadelphia, with scheduled departure times in DSM local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How G4478 actually runs
Pro Flight Search has tracked every published board update for G4478 across the DSM and PHL boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at DSM and PHL.
The verdict above is that record speaking, so it reflects how G4478 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around G4478? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — G4478 Des Moines to Philadelphia on-time performance, measured from the DSM and PHL airport boards.
https://proflightsearch.com/flight/G4478
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