Chicago (ORD) to Duluth (DLH) flights
SkyWest Airlines flies nonstop from Chicago O'Hare International Airport to Duluth International Airport, with about 25 flights a week in July 2026. The 397-mile flight takes about 1h 48m gate to gate.
- Distance
- 397 mi · 639 km
- Flight time
- 1h 48m
- Airlines
- 1
- Seats filled
- 83%
Airlines flying ORD to DLH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 25 | Bombardier CRJ200, Bombardier CRJ550, Embraer E175 | 46,799 | 1h 48m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175 | 3,840 | 1h 45m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to DLH flight schedule
7 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 8:45am and the last at 9:30pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 5819United Airlines · operated by SkyWest Airlines | 8:45am | 10:42am | 31 | 72% |
| UA 5437United Airlines · operated by SkyWest Airlines | 12:40pm | 2:26pm | 10 | 64% |
| UA 5524United Airlines · operated by SkyWest Airlines | 12:40pm | 2:29pm | 21 | 74% |
| UA 5672United Airlines · operated by SkyWest Airlines | 3:40pm | 5:34pm | 8 | 79% |
| UA 3700United Airlines · operated by Republic Airline | 3:43pm | 5:34pm | 21 | 86% |
| UA 3702United Airlines · operated by Republic Airline | 9:30pm | 11:22pm | 20 | 63% |
| UA 5957United Airlines · operated by SkyWest Airlines | 9:30pm | 11:23pm | 10 | 64% |
Is ORD to DLH on time?
From September 2025 to August 2026, 65% of 1,238 flights arrived within 15 minutes of schedule and 4.5% were cancelled. Flights leaving around 3pm were the most punctual (75%), those around 4pm the least (51%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,238 | 65% | 29 min | 4.5% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 8am to 9am | 293 | 72% | |
| 12pm to 1pm | 365 | 68% | |
| 3pm to 4pm | 93 | 75% | |
| 4pm to 5pm | 101 | 51% | |
| 8pm to 9pm | 237 | 56% | |
| 9pm to 10pm | 122 | 63% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 104 | 4,704 | |
| September 2025 | 121 | 5,237 | |
| October 2025 | 115 | 5,044 | |
| November 2025 | 85 | 3,318 | |
| December 2025 | 60 | 2,556 | |
| January 2026 | 61 | 2,595 | |
| February 2026 | 70 | 2,930 | |
| March 2026 | 97 | 4,081 | |
| April 2026 | 125 | 5,833 | |
| May 2026 | 133 | 5,595 | |
| June 2026 | 91 | 3,958 | |
| July 2026 | 112 | 4,788 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.