How often are GEG to DEN flights on time?

Flights from Spokane (GEG) to Denver (DEN) arrive on time 91% of the time across 11,640 flights of official data.

Which airline is most reliable on the GEG to DEN route?

United Airlines has the best on-time record on this route at 92% across 5,843 flights.

Route reliability

Flights from Spokane to Denver arrive on time 91% of the time across 11,640 flights. Here’s how each airline really performs.

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On-time rate

11,640 flights

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

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Score real GEG–DEN flights on reliability, weather, and connection safety — not just price.