Chicago (ORD) to Bozeman (BZN) flights
United Airlines, American Airlines fly nonstop from Chicago O'Hare International Airport to Bozeman Yellowstone International Airport, with about 34 flights a week in July 2026. The 1,185-mile flight takes about 3h 25m gate to gate.
- Distance
- 1,185 mi · 1,907 km
- Flight time
- 3h 25m
- Airlines
- 2
- Seats filled
- 86%
Airlines flying ORD to BZN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 20 | Boeing 737-800, Boeing 737-700 / MAX 7, Airbus A320-100/200 | 93,278 | 3h 25m |
| American Airlines | 14 | Boeing 737-800, Boeing 737 MAX 8 | 68,330 | 3h 23m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 4,226 | 3h 35m |
| Envoy AirSeasonal or ended | n/a | Embraer E175 | 2,565 | 3h 33m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to BZN flight schedule
7 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 9:10am and the last at 8:15pm. 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 224United Airlines | 9:10am | 11:40am | 31 | 81% |
| AA 1221American Airlines | 9:45am | 12:05pm | 27 | 59% |
| AA 1645American Airlines | 10:09am | 12:34pm | 4 | 70% |
| UA 623United Airlines | 1:01pm | 3:23pm | 31 | 76% |
| AA 1639American Airlines | 1:49pm | 4:13pm | 4 | 62% |
| UA 1965United Airlines | 4:15pm | 6:42pm | 21 | 57% |
| UA 533United Airlines | 8:15pm | 10:43pm | 10 | 56% |
Is ORD to BZN on time?
From September 2025 to August 2026, 68% of 1,252 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 9am were the most punctual (78%), those around 7pm the least (49%). Most delay time was caused by late-arriving aircraft (46%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 766 | 71% | 21 min | 0.5% |
| American Airlines | 486 | 63% | 24 min | 0.6% |
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 | 30 | 66% | |
| 9am to 10am | 388 | 78% | |
| 10am to 11am | 238 | 67% | |
| 11am to 12pm | 30 | 87% | |
| 12pm to 1pm | 101 | 77% | |
| 1pm to 2pm | 121 | 58% | |
| 4pm to 5pm | 99 | 67% | |
| 7pm to 8pm | 101 | 49% | |
| 8pm to 9pm | 115 | 56% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 139 | 18,564 | |
| September 2025 | 135 | 18,151 | |
| October 2025 | 114 | 13,535 | |
| November 2025 | 30 | 3,012 | |
| December 2025 | 84 | 10,760 | |
| January 2026 | 103 | 12,407 | |
| February 2026 | 96 | 12,271 | |
| March 2026 | 115 | 14,864 | |
| April 2026 | 47 | 5,591 | |
| May 2026 | 95 | 13,867 | |
| June 2026 | 150 | 22,332 | |
| July 2026 | 150 | 23,045 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.