Route
ORD → DAY
Chicago O'Hare International Airport James M. Cox Dayton International Airport
How punctual is this route?
- On-time arrivals
- 66.2%
- Less than 15 minutes late
- Cancelled
- 4.8%
- Of scheduled flights
- Average delay when late
- 110 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,815
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 14%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 74.6% | 119 |
| October 2025 | 71.5% | 165 |
| November 2025 | 70.6% | 230 |
| December 2025 | 57.9% | 176 |
| January 2026 | 56.2% | 143 |
| February 2026 | 58.1% | 117 |
| March 2026 | 60.5% | 131 |
| April 2026 | 67.1% | 164 |
| May 2026 | 71.8% | 146 |
| June 2026 | 66.9% | 127 |
| July 2026 | 72.3% | 146 |
| August 2026 | 63.4% | 151 |
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 | 622 | 61.1% | 5.3% | 84 min |
| OH | 562 | 60.5% | 5.5% | 163 min |
| Envoy Air | 467 | 76.1% | 3.2% | 71 min |
| Republic Airways | 95 | 72.7% | 7.4% | 69 min |
| United Airlines | 69 | 80.9% | 1.4% | 88 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ4311
24% late · 72 flights
-
OH5168
39% late · 60 flights
-
OO5588
41% late · 56 flights
-
OO5810
17% late · 56 flights
-
OO5811
35% late · 47 flights
-
OO4998
41% late · 44 flights
-
OH5309
38% late · 37 flights
-
OH5162
47% late · 36 flights
-
OH5164
58% late · 36 flights
-
OO5279
34% late · 36 flights
-
UA1625
26% late · 36 flights
-
MQ4213
30% late · 35 flights
-
OO4972
58% late · 34 flights
-
OO5008
27% late · 34 flights
-
OH5143
32% late · 32 flights
-
YX3505
26% late · 32 flights
-
UA1946
13% late · 31 flights
-
MQ4062
19% late · 30 flights
-
OH5262
34% late · 30 flights
-
OH5265
42% late · 30 flights
-
OH5555
48% late · 30 flights
-
OH5643
23% late · 30 flights
-
OO4921
48% late · 30 flights
-
MQ3342
17% late · 29 flights
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