Route Reliability
Salt Lake City → WYS
SLC–WYS · 273 miles · Salt Lake City International Airport to WYS Airport
93
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 9 min early
- Average arrival delay
- 0.7%
- Cancelled
- 147
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 94% of the time across 147 flights. No comparison to make.
What the data says
Morning flights do better here.
SLC–WYS flights departing between 9 AM–12 PM arrived on time 100% of the time, versus 90% between 12–3 PM.
Thursdays have been rough.
SLC–WYS flights arrived on time 100% of the time on Fridays and just 84% on Thursdays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon90%(20 flights)
- Tue94%(18 flights)
- Wed89%(18 flights)
- Thu84%(19 flights)
- Fri100%(19 flights)
- Sat100%(29 flights)
- Sun95%(21 flights)
- 9 AM–12 PM100%(50 flights)
- 12–3 PM90%(93 flights)
- 3–6 PM—(1 flights)
100%
May
Jun 100% → May 100% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 100% | 30 |
| July 2025 | 89% | 36 |
| August 2025 | 92% | 36 |
| September 2025 | 94% | 31 |
| May 2026 | 100% | 11 |
Keep nerding
Based on 147 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.