WYS
West Yellowstone, MT
West Yellowstone, Montana
Data coverage: 2020 — 2024
Total Flights
3,200
On-Time Rate
88.7%
Avg Delay
115.7 min
Delayed
363
Cancelled
14
Delay Causes
Top delay cause: Carrier
Late Aircraft 5.4%
Carrier 59.4%
NAS (National Aviation System) 10.5%
Weather 24.7%
Security 0.1%
Monthly Performance
Recent 24 months of flight data.
| Period | Flights | Dep Delayed | Arr Delayed | Cancelled | Diverted |
|---|---|---|---|---|---|
| Oct 2024 | 30 | 0 | 1 | 0 | 0 |
| Sep 2024 | 120 | 4 | 3 | 1 | 0 |
| Aug 2024 | 144 | 5 | 4 | 0 | 0 |
| Jul 2024 | 140 | 15 | 19 | 0 | 0 |
| Jun 2024 | 124 | 10 | 7 | 3 | 0 |
| May 2024 | 68 | 7 | 7 | 0 | 0 |
| Oct 2023 | 42 | 0 | 1 | 0 | 0 |
| Sep 2023 | 120 | 7 | 7 | 1 | 0 |
| Aug 2023 | 120 | 5 | 6 | 1 | 0 |
| Jul 2023 | 128 | 3 | 6 | 0 | 0 |
| Jun 2023 | 120 | 5 | 4 | 1 | 0 |
| May 2023 | 58 | 2 | 2 | 0 | 1 |
| Oct 2022 | 36 | 0 | 1 | 0 | 0 |
| Sep 2022 | 120 | 3 | 3 | 0 | 0 |
| Aug 2022 | 120 | 11 | 12 | 0 | 1 |
| Jul 2022 | 128 | 7 | 8 | 0 | 1 |
| Jun 2022 | 110 | 11 | 11 | 0 | 0 |
| May 2022 | 54 | 2 | 3 | 1 | 0 |
| Oct 2021 | 30 | 1 | 2 | 0 | 0 |
| Sep 2021 | 156 | 11 | 4 | 0 | 0 |
| Aug 2021 | 220 | 15 | 8 | 0 | 1 |
| Jul 2021 | 246 | 23 | 17 | 1 | 0 |
| Jun 2021 | 242 | 15 | 16 | 2 | 3 |
| May 2021 | 64 | 4 | 2 | 0 | 1 |
Top Routes
Busiest routes to and from WYS.
| Route | Flights | On-Time | Distance |
|---|---|---|---|
| SLC (Salt Lake City) → WYS (West Yellowstone) | 1,095 | 89.3% | 273 mi |
| WYS (West Yellowstone) → SLC (Salt Lake City) | 1,095 | 90% | 273 mi |
Data Source: Bureau of Transportation Statistics, On-Time Performance Data.
Statistics reflect cumulative performance across all available reporting periods.