How often are GRR to ORD flights on time?

Flights from Grand Rapids (GRR) to Chicago (ORD) arrive on time 84% of the time across 21,804 flights of official data.

Which airline is most reliable on the GRR to ORD route?

United Airlines has the best on-time record on this route at 86% across 12,348 flights.

Route reliability

Flights from Grand Rapids to Chicago arrive on time 84% of the time across 21,804 flights. Here’s how each airline really performs.

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On-time rate

21,804 flights

Airline	On-time	Flights
United Airlines	86%	12,348
American Airlines	83%	9,456

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg ORD → GRR.

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