Route
GRR → ORD
Gerald R. Ford International Airport Chicago O'Hare International Airport
How punctual is this route?
- On-time arrivals
- 69.1%
- Less than 15 minutes late
- Cancelled
- 3.0%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4,079
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 34%
- Air traffic control & airport 31%
- Airline (crew, maintenance, cleaning) 26%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 72.5% | 308 |
| October 2025 | 71.2% | 359 |
| November 2025 | 73.7% | 359 |
| December 2025 | 54.9% | 318 |
| January 2026 | 58.3% | 284 |
| February 2026 | 68.2% | 287 |
| March 2026 | 64.3% | 336 |
| April 2026 | 65.9% | 442 |
| May 2026 | 77.4% | 421 |
| June 2026 | 76.4% | 280 |
| July 2026 | 73.4% | 323 |
| August 2026 | 70.1% | 362 |
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 |
|---|---|---|---|---|
| United Airlines | 1,085 | 63.0% | 1.1% | 82 min |
| Envoy Air | 967 | 70.2% | 3.7% | 76 min |
| SkyWest Airlines | 879 | 70.4% | 3.8% | 114 min |
| Republic Airways | 666 | 72.5% | 3.5% | 89 min |
| American Airlines | 480 | 74.0% | 3.8% | 142 min |
| OH | 2 | 0.0% | 0.0% | 690 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2099
30% late · 317 flights
-
AA1792
29% late · 156 flights
-
UA2629
35% late · 147 flights
-
UA2138
34% late · 134 flights
-
MQ3793
45% late · 129 flights
-
OO6391
15% late · 103 flights
-
YX3651
13% late · 82 flights
-
AA3184
18% late · 79 flights
-
MQ3715
28% late · 76 flights
-
YX4729
34% late · 76 flights
-
MQ3553
23% late · 73 flights
-
OO5516
49% late · 66 flights
-
UA691
40% late · 58 flights
-
YX3607
31% late · 55 flights
-
MQ3574
18% late · 54 flights
-
YX3522
33% late · 52 flights
-
OO5376
35% late · 51 flights
-
OO5908
46% late · 48 flights
-
MQ3718
38% late · 45 flights
-
UA1819
43% late · 45 flights
-
YX3408
27% late · 45 flights
-
MQ3618
30% late · 44 flights
-
MQ3623
15% late · 44 flights
-
OO6268
23% late · 44 flights
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