Chicago (ORD) to Billings (BIL) flights
Envoy Air flies nonstop from Chicago O'Hare International Airport to Billings Logan International Airport, with about 7 flights a week in July 2026. The 1,060-mile flight takes about 3h 3m gate to gate.
- Distance
- 1,060 mi · 1,706 km
- Flight time
- 3h 3m
- Airlines
- 1
- Seats filled
- 82%
Airlines flying ORD to BIL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Envoy Air | 7 | Embraer E175, Embraer E170 | 13,655 | 2h 59m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 5,215 | 3h 14m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to BIL flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 9:40am and the last at 10:05am. 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) |
|---|---|---|---|---|
| AA 3498American Airlines · operated by Envoy Air | 9:40am | 11:50am | 27 | 76% |
| AA 3428American Airlines · operated by Envoy Air | 10:05am | 12:19pm | 4 | 95% |
Is ORD to BIL on time?
From September 2025 to August 2026, 88% of 257 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 10am were the most punctual (95%), those around 8pm the least (81%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (47%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| American Airlines | 199 | 88% | 9 min | 0% |
| United Airlines | 58 | 88% | 7 min | 0% |
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 | 61 | 87% | |
| 9am to 10am | 97 | 88% | |
| 10am to 11am | 63 | 95% | |
| 8pm to 9pm | 32 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 93 | 5,624 | |
| September 2025 | 88 | 5,000 | |
| October 2025 | 60 | 3,451 | |
| November 2025 | 3 | 201 | |
| May 2026 | 11 | 743 | |
| June 2026 | 30 | 2,077 | |
| July 2026 | 31 | 2,076 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.