West Yellowstone (WYS) to Salt Lake City (SLC) flights
SkyWest Airlines flies nonstop from Yellowstone Airport to Salt Lake City International Airport, with about 8 flights a week in July 2026. The 273-mile flight takes about 1h 7m gate to gate.
- Distance
- 273 mi · 439 km
- Flight time
- 1h 7m
- Airlines
- 1
- Seats filled
- 73%
Airlines flying WYS to SLC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 8 | Bombardier CRJ550 | 5,365 | 1h 7m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
WYS to SLC flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 11:29am and the last at 1:09pm. 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 4309Delta Air Lines · operated by SkyWest Airlines | 11:29am | 12:43pm | 5 | 86% |
| DL 4320Delta Air Lines · operated by SkyWest Airlines | 1:09pm | 2:24pm | 31 | 89% |
Is WYS to SLC on time?
From September 2025 to August 2026, 91% of 148 flights arrived within 15 minutes of schedule and 1.4% were cancelled. Flights leaving around 3pm were the most punctual (100%), those around 11am the least (89%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (56%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 148 | 91% | 7 min | 1.4% |
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 |
|---|---|---|---|
| 11am to 12pm | 19 | 89% | |
| 1pm to 2pm | 101 | 89% | |
| 3pm to 4pm | 27 | 100% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 36 | 1,419 | |
| September 2025 | 31 | 1,136 | |
| May 2026 | 12 | 299 | |
| June 2026 | 33 | 1,153 | |
| July 2026 | 34 | 1,358 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.