Route
ORD → MLI
Chicago O'Hare International Airport Quad City International Airport
How punctual is this route?
- On-time arrivals
- 68.0%
- Less than 15 minutes late
- Cancelled
- 5.1%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,299
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 35%
- Late-arriving aircraft 33%
- Air traffic control & airport 19%
- Extreme weather 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.0% | 163 |
| October 2025 | 70.5% | 190 |
| November 2025 | 76.3% | 235 |
| December 2025 | 55.6% | 182 |
| January 2026 | 58.0% | 123 |
| February 2026 | 57.4% | 137 |
| March 2026 | 60.2% | 196 |
| April 2026 | 66.5% | 247 |
| May 2026 | 71.7% | 247 |
| June 2026 | 79.9% | 165 |
| July 2026 | 72.4% | 220 |
| August 2026 | 57.3% | 194 |
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 |
|---|---|---|---|---|
| SkyWest Airlines | 1,687 | 65.8% | 5.8% | 89 min |
| Envoy Air | 602 | 74.3% | 3.0% | 65 min |
| Republic Airways | 10 | 44.4% | 10.0% | 58 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5568
28% late · 170 flights
-
OO5420
37% late · 123 flights
-
OO5734
34% late · 103 flights
-
MQ3698
12% late · 76 flights
-
MQ3699
21% late · 70 flights
-
MQ3425
12% late · 57 flights
-
OO4942
41% late · 54 flights
-
OO4748
29% late · 49 flights
-
OO5539
29% late · 47 flights
-
OO5813
35% late · 47 flights
-
OO4964
22% late · 44 flights
-
OO6340
20% late · 44 flights
-
OO5447
45% late · 43 flights
-
MQ3448
24% late · 42 flights
-
OO5656
20% late · 41 flights
-
MQ3526
43% late · 36 flights
-
OO4707
42% late · 36 flights
-
OO5305
12% late · 36 flights
-
OO5937
26% late · 36 flights
-
MQ3410
53% late · 35 flights
-
OO6476
48% late · 34 flights
-
MQ3457
15% late · 33 flights
-
MQ3484
9% late · 33 flights
-
OO5550
27% late · 33 flights
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