Route
ORD → COU
Chicago O'Hare International Airport Columbia Regional Airport
How punctual is this route?
- On-time arrivals
- 70.8%
- Less than 15 minutes late
- Cancelled
- 3.7%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,054
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 17%
- Extreme weather 11%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.2% | 108 |
| October 2025 | 77.7% | 179 |
| November 2025 | 71.1% | 166 |
| December 2025 | 51.5% | 205 |
| January 2026 | 62.9% | 185 |
| February 2026 | 69.5% | 164 |
| March 2026 | 62.1% | 182 |
| April 2026 | 72.4% | 195 |
| May 2026 | 85.6% | 186 |
| June 2026 | 79.0% | 174 |
| July 2026 | 78.4% | 155 |
| August 2026 | 62.8% | 155 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Envoy Air | 1,151 | 73.9% | 2.7% | 71 min |
| SkyWest Airlines | 903 | 66.7% | 5.1% | 106 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ3745
33% late · 302 flights
-
OO5521
29% late · 289 flights
-
OO5679
48% late · 201 flights
-
MQ4040
25% late · 127 flights
-
MQ4228
24% late · 106 flights
-
OO6012
40% late · 77 flights
-
MQ3479
18% late · 76 flights
-
MQ3480
9% late · 76 flights
-
MQ4244
33% late · 59 flights
-
OO5783
33% late · 58 flights
-
OO5336
24% late · 47 flights
-
MQ3539
11% late · 44 flights
-
MQ3540
21% late · 44 flights
-
OO5751
27% late · 35 flights
-
MQ3438
3% late · 33 flights
-
MQ4318
24% late · 33 flights
-
OO5219
23% late · 31 flights
-
OO5236
16% late · 31 flights
-
MQ3577
31% late · 30 flights
-
MQ4016
31% late · 30 flights
-
MQ3364
21% late · 29 flights
-
MQ3696
48% late · 29 flights
-
MQ3398
48% late · 27 flights
-
MQ3399
31% late · 27 flights
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