Denver (DEN) to Idaho Falls (IDA) flights
SkyWest Airlines, United Airlines fly nonstop from Denver International Airport to Idaho Falls Regional Airport, with about 35 flights a week in July 2026. The 458-mile flight takes about 1h 42m gate to gate.
- Distance
- 458 mi · 737 km
- Flight time
- 1h 42m
- Airlines
- 2
- Seats filled
- 86%
Airlines flying DEN to IDA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 28 | Embraer E175, Bombardier CRJ550, Bombardier CRJ700 | 79,153 | 1h 43m |
| United Airlines | 7 | Airbus A319, Boeing 737-800, Airbus A320-100/200 | 27,174 | 1h 37m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to IDA flight schedule
5 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 8:05am and the last at 7:29pm. 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 5374United Airlines · operated by SkyWest Airlines | 8:05am | 9:51am | 31 | 87% |
| UA 2383United Airlines | 11:50am | 1:29pm | 31 | 77% |
| UA 5950United Airlines · operated by SkyWest Airlines | 1:39pm | 3:23pm | 31 | 82% |
| UA 5322United Airlines · operated by SkyWest Airlines | 3:35pm | 5:16pm | 31 | 81% |
| UA 5989United Airlines · operated by SkyWest Airlines | 7:29pm | 9:18pm | 31 | 63% |
Is DEN to IDA on time?
From September 2025 to August 2026, 83% of 1,663 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 8am were the most punctual (89%), those around 7pm the least (76%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,663 | 83% | 14 min | 0.3% |
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 | 362 | 89% | |
| 11am to 12pm | 365 | 85% | |
| 1pm to 2pm | 315 | 82% | |
| 3pm to 4pm | 157 | 81% | |
| 7pm to 8pm | 362 | 76% | |
| 9pm to 10pm | 83 | 82% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 187 | 10,381 | |
| September 2025 | 164 | 8,892 | |
| October 2025 | 150 | 7,908 | |
| November 2025 | 142 | 8,008 | |
| December 2025 | 139 | 8,786 | |
| January 2026 | 130 | 8,638 | |
| February 2026 | 111 | 7,649 | |
| March 2026 | 121 | 8,127 | |
| April 2026 | 119 | 7,434 | |
| May 2026 | 134 | 9,823 | |
| June 2026 | 151 | 10,385 | |
| July 2026 | 154 | 11,113 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.