Best Time to Fly SLC to PIT: On-Time Stats by Hour & Airline
Salt Lake City International → Pittsburgh International
Data through July 2026 · Last updated October 18, 2026
363 flights were scheduled from Salt Lake City (SLC) to Pittsburgh (PIT) in the last 12 months, and 85.0% of those that flew arrived on time, 7.3 points above the US average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (90% on time) and August the worst month (65%).
The cancellation rate was 1.1% (US average 1.8%).
SLC to PIT on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 85.0% | 41 min | 1.1% | 363 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SLC to PIT
On-time arrival % by scheduled departure hour (local time), 614 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | Limited data | 2 | |
| 10am–11am | 85.0% | 1.2% | 417 |
| 11am–12pm | 80.0% | 0.0% | 195 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SLC to PIT
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 14 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 29 | ||
| Summer peak (Jun 15 - Aug 15) | 80.6% | -3.5 pts | 0.9% | 109 |
| All other days | 84.1% | — | 0.7% | 462 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).