ORD (Chicago) to PIA (Peoria) flights arrive on time 75% of the time. The most reliable airline on this route is Republic Airways at 80%. The average delay is 76 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.ORD → PIA
ORD (Chicago) to PIA (Peoria)
ORD → PIA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Republic Airways edges out null on this route — 80% vs 72% on time.
Airline Comparison
Republic Airways leads at 80% on time; trails at 72%.
Accurate?
Good to know
Departing from ORD
80% on timeExpect ~20 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 PIA
79% on timeWhen flights into PIA are late, the average delay is 81 minutes. Build buffer if you have ground plans.
If connecting at PIA: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
PIA has a 2.1% 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.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.