SLC (Salt Lake City) to PDX (Portland) flights arrive on time 88% of the time. The most reliable airline on this route is Alaska Airlines at 98%. The average delay is 61 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated July 2026.SLC → PDX
SLC (Salt Lake City) to PDX (Portland)
SLC → PDX on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is usually on time. About 88% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Alaska Airlines is significantly more reliable on this route at 98% on time vs Frontier Airlines at 80%.
Airline Comparison
Alaska Airlines leads at 98% on time; Frontier Airlines trails at 80%.
Accurate?
Good to know
Departing from SLC
85% on timeExpect ~18 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 PDX
83% on timeWhen flights into PDX are late, the average delay is 61 minutes. Build buffer if you have ground plans.
If connecting at PDX: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Alaska Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of SLC? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated July 2026. Source: Bureau of Transportation Statistics.