PlainFlights

Route · ORD → PIA · 2020–2025 BTS data

Chicago to Peoria

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to PIA (Chicago to Peoria) ranks #1890 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.7%
On-time
+0.7 pts
vs US avg
76 min
Delay when late
6,697
Flights
#1890 of 4927
Corpus placement

Cancelled

2.5%

Best Month

Oct 2024 89%

Worst Month

Jul 2025 57%

Distance

130 mi

Carriers

14

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 157 61 12 1 MQ,OO
Nov 2025 168 43 21 1 OO,MQ
Oct 2025 201 59 0 0 OO,MQ
Sep 2025 180 38 1 0 MQ,OO
Aug 2025 198 49 8 1 OO,MQ
Jul 2025 214 91 5 0 OO,MQ
Jun 2025 210 65 1 0 OO,YX,MQ
May 2025 216 40 1 0 OO,YX
Apr 2025 205 35 4 0 MQ,OO
Mar 2025 150 42 1 0 OO,MQ
Feb 2025 116 36 1 1 OO,MQ
Jan 2025 135 32 3 0 OO,MQ
Dec 2024 125 42 0 0 MQ,OO
Nov 2024 88 24 2 1 OO,MQ
Oct 2024 115 13 0 0 MQ,OO
Sep 2024 133 22 0 1 OO,MQ
Aug 2024 93 31 0 0 OO
Jul 2024 91 14 0 1 OO
Jun 2024 90 20 3 0 OO
May 2024 93 35 2 0 OO
Apr 2024 90 22 0 0 OO
Mar 2024 89 16 0 1 OO
Feb 2024 87 10 1 0 OO
Jan 2024 74 23 17 1 OO

ORD–PIA seasonal on-time pattern

Best: April (88.0%) · weakest: December (71.4%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 71.4%

Strongest calendar month

April

88.0% on-time · ~102 flights/mo

Busiest calendar month

October

~114 flights/mo avg

Weakest calendar month

December

71.4% on-time · ~82 flights/mo

Cancellation Rate

2.5%

83 of 3,318 flights

Diversion Rate

0.3%

9 of 3,318 flights

Origin-hub reliability standing

Mid-pack among ORD departures

From ORD, this corridor sits with 147 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 11 below 75%). Destination: Peoria · fleet on-time rank #3277 of 4927.

What the Data Says About ORD to PIA

6,697 tracked flights put the ORD to PIA pairing (Chicago to Peoria) at a 79.7% on-time rate, squarely in line with the wider network. Delays that do occur run 76.0 minutes on average. Across the 130-mile route and its 14 carriers, the trailing 24 months show 2.5% cancelled and 0.3% diverted (3,318 flights sampled).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 89% on-time, while Jul 2025 came in at just 57% - a 31-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–PIA peaks in April at 88.0% on-time while October carries the heaviest traffic (~114 flights per month) ; the softest month is December at 71.4%, a 16.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to PIA rank among US routes by traffic?
According to PlainFlights' route traffic ranking, ORD to PIA ranks #1890 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from ORD to PIA?
Flights from Chicago to Peoria have a 79.7% on-time rate based on 6,697 flights. The average delay is 76.0 minutes. The best recent month was Oct 2024 with 89% on-time.
What is the cancellation rate for ORD to PIA?
Over the last 24 months, 2.5% of flights on this route were cancelled (83 of 3,318 flights) and 0.3% were diverted.
How far is the flight from ORD to PIA?
The flight distance from Chicago (ORD) to Peoria (PIA) is approximately 130 miles. This route is served by 14 carriers.
When is the best time to fly from ORD to PIA?
The best recent month for on-time performance was Oct 2024 (89% on-time). The worst was Jul 2025 (57% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using ORD–PIA data

ORD–PIA is mid-pack at 79.7% on-time; month and carrier mix move more than the corridor headline.

  • Compare ORD and PIA airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, April (88.0% on-time) beats December (71.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.7% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.