Route
ORD → RDU
Chicago O'Hare International Airport Raleigh-Durham International Airport
How punctual is this route?
- On-time arrivals
- 72.9%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,742
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 48%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 18%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 81.6% | 266 |
| October 2025 | 74.5% | 328 |
| November 2025 | 74.7% | 308 |
| December 2025 | 66.7% | 291 |
| January 2026 | 71.8% | 232 |
| February 2026 | 75.3% | 244 |
| March 2026 | 67.4% | 316 |
| April 2026 | 70.8% | 356 |
| May 2026 | 81.3% | 374 |
| June 2026 | 75.4% | 327 |
| July 2026 | 70.0% | 341 |
| August 2026 | 66.4% | 359 |
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 | 1,296 | 75.6% | 1.2% | 82 min |
| Republic Airways | 1,153 | 75.0% | 3.2% | 76 min |
| American Airlines | 520 | 56.5% | 3.3% | 114 min |
| Envoy Air | 519 | 77.8% | 1.9% | 57 min |
| SkyWest Airlines | 154 | 80.1% | 1.9% | 57 min |
| Frontier Airlines | 98 | 62.8% | 4.1% | 143 min |
| OH | 2 | 50.0% | 0.0% | 85 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2653
22% late · 205 flights
-
UA2091
25% late · 194 flights
-
AA2167
49% late · 165 flights
-
YX4354
9% late · 165 flights
-
UA1989
46% late · 156 flights
-
UA2112
14% late · 156 flights
-
UA2616
21% late · 154 flights
-
UA1502
14% late · 145 flights
-
MQ3686
27% late · 135 flights
-
AA600
56% late · 132 flights
-
YX4403
35% late · 119 flights
-
UA2424
26% late · 107 flights
-
F93352
37% late · 98 flights
-
YX4541
41% late · 98 flights
-
YX4518
21% late · 76 flights
-
YX4756
11% late · 74 flights
-
YX4432
20% late · 72 flights
-
YX4633
42% late · 56 flights
-
YX4402
31% late · 54 flights
-
YX3670
19% late · 53 flights
-
UA1616
30% late · 52 flights
-
MQ3734
40% late · 51 flights
-
YX4615
20% late · 48 flights
-
OO5326
11% late · 47 flights
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