Salt Lake City (SLC) to Idaho Falls (IDA) flights
SkyWest Airlines, Delta Air Lines fly nonstop from Salt Lake City International Airport to Idaho Falls Regional Airport, with about 28 flights a week in July 2026. The 189-mile flight takes about 1h 0m gate to gate.
- Distance
- 189 mi · 304 km
- Flight time
- 1h 0m
- Airlines
- 2
- Seats filled
- 87%
Airlines flying SLC to IDA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 21 | Embraer E175, Bombardier CRJ700, Bombardier CRJ550 | 55,680 | 1h 1m |
| Delta Air Lines | 7 | Airbus A220-100, Airbus A220-300 | 29,329 | 57m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SLC to IDA flight schedule
4 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 9:41am 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) |
|---|---|---|---|---|
| DL 3944Delta Air Lines · operated by SkyWest Airlines | 9:41am | 10:50am | 31 | 93% |
| DL 3765Delta Air Lines · operated by SkyWest Airlines | 1:27pm | 2:35pm | 31 | 93% |
| DL 3895Delta Air Lines · operated by SkyWest Airlines | 5:11pm | 6:20pm | 31 | 89% |
| DL 2608Delta Air Lines | 9:30pm | 10:32pm | 31 | 81% |
Is SLC to IDA on time?
From September 2025 to August 2026, 90% of 1,195 flights arrived within 15 minutes of schedule and 0.4% were cancelled. Flights leaving around 9am were the most punctual (95%), those around 9pm the least (84%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (56%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,195 | 90% | 8 min | 0.4% |
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 |
|---|---|---|---|
| 9am to 10am | 124 | 95% | |
| 11am to 12pm | 238 | 93% | |
| 1pm to 2pm | 127 | 95% | |
| 4pm to 5pm | 46 | 76% | |
| 5pm to 6pm | 295 | 92% | |
| 9pm to 10pm | 364 | 84% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 123 | 8,865 | |
| September 2025 | 97 | 7,323 | |
| October 2025 | 92 | 6,604 | |
| November 2025 | 86 | 5,879 | |
| December 2025 | 89 | 6,243 | |
| January 2026 | 84 | 6,225 | |
| February 2026 | 79 | 5,916 | |
| March 2026 | 92 | 6,190 | |
| April 2026 | 90 | 6,561 | |
| May 2026 | 119 | 8,185 | |
| June 2026 | 120 | 8,352 | |
| July 2026 | 123 | 8,666 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.