G4576 Grand RapidsGRR PortlandPDX

G4576 by Allegiant Air flies from Grand Rapids (GRR) to Portland (PDX).

Right nowNext departure Sunday Operates Mon Thu Fri Sun

16:16

scheduled from GRR

The route today

live boards

GRRGrand RapidsModerate riskGRR delay board →

PDXPortlandOn-time likelyPDX delay board →

GRR→PDXevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample

38%Chance of 15+ min delay

2.1%Chance of cancellation

+9 minAvg hub delay right now

Conditions at GRR and PDX 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 departures

061422

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How G4576 actually runs

Pro Flight Search has tracked every published board update for G4576 across the GRR and PDX boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at GRR and PDX.

The verdict above is that record speaking, so it reflects how G4576 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around G4576? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

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Suggested citation

Pro Flight Search — G4576 Grand Rapids to Portland on-time performance, measured from the GRR and PDX airport boards.

Canonical URL

https://proflightsearch.com/flight/G4576