ORD (Chicago) to SLC (Salt Lake City) flights arrive on time 74% of the time. The most reliable airline on this route is Delta Air Lines at 77%. The average delay is 79 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated July 2026.ORD → SLC
ORD (Chicago) to SLC (Salt Lake City)
ORD → SLC on-time performance by month
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This route is delayed fairly often. About 74% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Delta Air Lines is significantly more reliable on this route at 77% on time vs Frontier Airlines at 54%.
Airline Comparison
Delta Air Lines leads at 77% on time; Frontier Airlines trails at 54%.
Accurate?
Good to know
Departing from ORD
75% on timeExpect ~22 min sitting on the taxiway after your gate pushes back. ORD has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SLC
85% on timeWhen flights into SLC are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at SLC: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Delta Air Lines owes you — refund rights, action plan, complaint email. Free.
Flying out of ORD? 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.