PlainFlights

Route · ORD → COU · 2020–2025 BTS data

Chicago to Columbia

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to COU (Chicago to Columbia) ranks #3006 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

76.8%
On-time
-2.2 pts
vs US avg
73 min
Delay when late
3,747
Flights
#3006 of 4927
Corpus placement

Cancelled

2.6%

Best Month

Oct 2024 91%

Worst Month

Jul 2024 43%

Distance

315 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 205 94 9 2 MQ,OO
Nov 2025 166 44 12 2 OO,MQ
Oct 2025 179 40 0 0 OO,MQ
Sep 2025 108 19 1 0 MQ,OO
Aug 2025 77 22 3 0 MQ
Jul 2025 82 30 0 0 MQ
Jun 2025 83 26 1 0 MQ
May 2025 91 10 1 0 MQ
Apr 2025 78 19 0 0 MQ
Mar 2025 59 11 4 0 MQ
Feb 2025 56 17 6 0 MQ
Jan 2025 55 18 2 0 MQ
Dec 2024 47 14 0 0 MQ
Nov 2024 34 7 0 0 MQ
Oct 2024 56 5 0 0 MQ
Sep 2024 33 5 0 0 MQ
Aug 2024 61 16 0 0 MQ
Jul 2024 61 35 1 0 MQ
Jun 2024 60 32 1 0 MQ
May 2024 55 25 1 0 MQ
Apr 2024 33 12 0 0 MQ
Mar 2024 62 10 0 0 MQ
Feb 2024 44 9 0 0 MQ
Jan 2024 38 10 5 1 MQ

ORD–COU seasonal on-time pattern

Best: April (84.5%) · weakest: December (65.8%)

60%65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 65.8%

Strongest calendar month

April

84.5% on-time · ~57 flights/mo

Busiest calendar month

December

~82 flights/mo avg

Weakest calendar month

December

65.8% on-time · ~82 flights/mo

Cancellation Rate

2.6%

47 of 1,823 flights

Diversion Rate

0.3%

5 of 1,823 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: Columbia · fleet on-time rank #4146 of 4927.

What the Data Says About ORD to COU

The Chicago to Columbia corridor (ORD to COU) posts a 76.8% on-time rate on the lower edge of the average band, based on 3,747 tracked flights. Late flights run 73.3 minutes behind on average. 4 carriers cover the 315-mile route; over the last 24 months, 47 of 1,823 flights were cancelled (2.6%) and 0.3% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 91% on-time, while Jul 2024 came in at just 43% - a 48-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–COU peaks in April at 84.5% on-time while December carries the heaviest traffic (~82 flights per month) ; the softest month is December at 65.8%, a 18.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to COU rank among US routes by traffic?
According to PlainFlights' route traffic ranking, ORD to COU ranks #3006 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 COU?
Flights from Chicago to Columbia have a 76.8% on-time rate based on 3,747 flights. The average delay is 73.3 minutes. The best recent month was Oct 2024 with 91% on-time.
What is the cancellation rate for ORD to COU?
Over the last 24 months, 2.6% of flights on this route were cancelled (47 of 1,823 flights) and 0.3% were diverted.
How far is the flight from ORD to COU?
The flight distance from Chicago (ORD) to Columbia (COU) is approximately 315 miles. This route is served by 4 carriers.
When is the best time to fly from ORD to COU?
The best recent month for on-time performance was Oct 2024 (91% on-time). The worst was Jul 2024 (43% 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–COU data

ORD–COU is mid-pack at 76.8% on-time; month and carrier mix move more than the corridor headline.

  • Compare ORD and COU airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, April (84.5% on-time) beats December (65.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 76.8% 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.