Helena (HLN) to Salt Lake City (SLC) flights
SkyWest Airlines flies nonstop from Helena Regional Airport to Salt Lake City International Airport, with about 14 flights a week in July 2026. The 402-mile flight takes about 1h 28m gate to gate.
- Distance
- 402 mi · 647 km
- Flight time
- 1h 28m
- Airlines
- 1
- Seats filled
- 80%
Airlines flying HLN to SLC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 14 | Embraer E175 | 40,874 | 1h 28m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HLN to SLC flight schedule
2 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 5:40am and the last at 12:55pm. 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 3901Delta Air Lines · operated by SkyWest Airlines | 5:40am | 7:05am | 31 | 98% |
| DL 3880Delta Air Lines · operated by SkyWest Airlines | 12:55pm | 2:30pm | 31 | 93% |
Is HLN to SLC on time?
From September 2025 to August 2026, 95% of 725 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 5am were the most punctual (98%), those around 12pm the least (86%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (80%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 725 | 95% | 3 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 |
|---|---|---|---|
| 5am to 6am | 353 | 98% | |
| 12pm to 1pm | 56 | 86% | |
| 1pm to 2pm | 304 | 94% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 62 | 3,778 | |
| September 2025 | 60 | 3,670 | |
| October 2025 | 62 | 3,518 | |
| November 2025 | 57 | 2,853 | |
| December 2025 | 60 | 3,176 | |
| January 2026 | 61 | 3,094 | |
| February 2026 | 56 | 3,019 | |
| March 2026 | 62 | 3,311 | |
| April 2026 | 60 | 3,247 | |
| May 2026 | 62 | 3,677 | |
| June 2026 | 60 | 3,702 | |
| July 2026 | 62 | 3,829 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.