SLC (Salt Lake City) to GEG (Spokane) flights arrive on time 86% of the time. The most reliable airline on this route is SkyWest Airlines at 92%. The average delay is 66 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.SLC → GEG
SLC (Salt Lake City) to GEG (Spokane)
SLC → GEG on-time performance by month
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This route is usually on time. About 86% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
SkyWest Airlines edges out Delta Air Lines on this route — 92% vs 85% on time.
Airline Comparison
SkyWest Airlines leads at 92% on time; Delta Air Lines trails at 85%.
Accurate?
Good to know
Departing from SLC
85% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. SLC has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at GEG
84% on timeWhen flights into GEG are late, the average delay is 61 minutes. Build buffer if you have ground plans.
If connecting at GEG: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
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Data last updated March 2026. Source: Bureau of Transportation Statistics.