Route
BHM → ORD
Birmingham-Shuttlesworth International Airport Chicago O'Hare International Airport
How punctual is this route?
- On-time arrivals
- 76.3%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,113
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 32%
- Airline (crew, maintenance, cleaning) 29%
- Air traffic control & airport 26%
- Extreme weather 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.1% | 122 |
| October 2025 | 76.1% | 113 |
| November 2025 | 79.3% | 85 |
| December 2025 | 68.9% | 74 |
| January 2026 | 77.3% | 75 |
| February 2026 | 75.8% | 124 |
| March 2026 | 76.0% | 102 |
| April 2026 | 75.0% | 91 |
| May 2026 | 72.4% | 101 |
| June 2026 | 76.3% | 60 |
| July 2026 | 83.3% | 63 |
| August 2026 | 68.3% | 103 |
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 | 710 | 79.0% | 1.7% | 82 min |
| Republic Airways | 240 | 80.2% | 1.2% | 81 min |
| SkyWest Airlines | 161 | 58.0% | 2.5% | 111 min |
| OH | 2 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ3401
21% late · 108 flights
-
MQ4181
15% late · 75 flights
-
MQ4308
36% late · 55 flights
-
MQ3664
16% late · 51 flights
-
MQ3971
20% late · 48 flights
-
MQ3619
33% late · 46 flights
-
MQ3465
14% late · 44 flights
-
MQ4029
9% late · 44 flights
-
OO6435
56% late · 44 flights
-
MQ3515
29% late · 31 flights
-
MQ3472
37% late · 30 flights
-
MQ3485
21% late · 30 flights
-
YX4709
28% late · 30 flights
-
MQ3739
30% late · 28 flights
-
MQ3633
7% late · 27 flights
-
MQ3644
7% late · 27 flights
-
OO6208
54% late · 27 flights
-
OO4912
19% late · 26 flights
-
YX4469
4% late · 26 flights
-
OO5627
52% late · 25 flights
-
MQ3637
22% late · 24 flights
-
MQ3516
26% late · 23 flights
-
YX3425
4% late · 23 flights
-
YX3495
50% late · 21 flights
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