Best Time to Fly LAX to PIT: On-Time Stats by Hour & Airline
Los Angeles International → Pittsburgh International
Data through July 2026 · Last updated October 18, 2026
425 flights were scheduled from Los Angeles (LAX) to Pittsburgh (PIT) in the last 12 months, and 83.2% of those that flew arrived on time, 5.6 points above the US average of 77.6%.
United Airlines was the most punctual of the 2 airlines on the route at 92.8%, while American Airlines trailed at 79.3%.
April has been the best month (94% on time) and Saturday the weakest day of the week (67%).
0.2% of flights were cancelled, versus 1.8% nationally.
LAX 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 |
|---|---|---|---|---|
| United Airlines | 92.8% | 86 min | 0.0% | 125 |
| American Airlines | 79.3% | 98 min | 0.3% | 300 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAX 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 |
|---|---|---|---|
| 8am–9am | 94.9% | 0.0% | 59 |
| 9am–10am | 81.4% | 0.2% | 468 |
| 10am–11am | Limited data | 20 | |
| 11am–12pm | 74.5% | 1.9% | 52 |
| 3pm–4pm | Limited data | 1 | |
| 9pm–10pm | Limited data | 13 | |
| 11pm–12am | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAX 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 | 6 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 13 | ||
| Summer peak (Jun 15 - Aug 15) | 79.2% | -5.0 pts | 1.2% | 170 |
| All other days | 84.2% | — | 0.5% | 425 |
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).