ORD (Chicago) to RST (Rochester) flights arrive on time 71% of the time. The most reliable airline on this route is Republic Airways at 83%. The average delay is 75 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.ORD → RST
ORD (Chicago) to RST (Rochester)
ORD → RST on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is delayed fairly often. About 71% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Republic Airways is significantly more reliable on this route at 83% on time vs SkyWest Airlines at 57%.
Airline Comparison
Republic Airways leads at 83% on time; SkyWest Airlines trails at 57%.
Accurate?
Good to know
Departing from ORD
77% on timeExpect ~22 min sitting on the taxiway after your gate pushes back. ORD has long runway queues.
TSA is currently ~36 min. Best time: 4 AM (about 5 min).
Arriving at RST
78% on timeWhen flights into RST are late, the average delay is 86 minutes. Build buffer if you have ground plans.
If connecting at RST: TSA is ~10 min right now. Allow at least 60 minutes for a domestic connection.
RST has a 2.3% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Republic Airways 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 October 2026. Source: Bureau of Transportation Statistics.