Route
DLH → ORD
Duluth International Airport Chicago O'Hare International Airport
How punctual is this route?
- On-time arrivals
- 69.0%
- Less than 15 minutes late
- Cancelled
- 4.8%
- Of scheduled flights
- Average delay when late
- 110 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,239
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 35%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 24%
- Extreme weather 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 77.6% | 119 |
| October 2025 | 82.6% | 115 |
| November 2025 | 72.0% | 89 |
| December 2025 | 56.9% | 63 |
| January 2026 | 52.5% | 62 |
| February 2026 | 74.6% | 73 |
| March 2026 | 61.2% | 110 |
| April 2026 | 65.6% | 136 |
| May 2026 | 73.9% | 135 |
| June 2026 | 62.6% | 95 |
| July 2026 | 66.4% | 120 |
| August 2026 | 68.4% | 122 |
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 | 1,116 | 68.3% | 4.8% | 112 min |
| Republic Airways | 123 | 75.2% | 4.1% | 92 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4670
23% late · 313 flights
-
OO4685
41% late · 307 flights
-
OO5754
33% late · 290 flights
-
OO4763
9% late · 55 flights
-
OO6013
49% late · 40 flights
-
YX3674
18% late · 35 flights
-
OO5330
46% late · 32 flights
-
YX3420
29% late · 32 flights
-
YX3696
29% late · 29 flights
-
OO4654
58% late · 21 flights
-
OO5718
5% late · 21 flights
-
YX3552
26% late · 21 flights
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