How often are SEA to GEG flights on time?

Flights from Seattle (SEA) to Spokane (GEG) arrive on time 88% of the time across 42,198 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 92% across 16,825 flights.

Route reliability

Flights from Seattle to Spokane arrive on time 88% of the time across 42,198 flights. Here’s how each airline really performs.

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On-time rate

42,198 flights

Airline	On-time	Flights
Delta Air Lines	92%	16,825
Alaska Airlines	85%	25,373

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

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