Best Time to Fly LAX to PSC: On-Time Stats by Hour & Airline
Los Angeles International → Tri Cities
Data through July 2026 · Last updated October 18, 2026
360 flights were scheduled from Los Angeles (LAX) to Pasco/Kennewick/Richland (PSC) in the last 12 months, and 86.0% of those that flew arrived on time, 8.4 points above the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
March has been the best month (94% on time) and Friday the weakest day of the week (79%).
0.6% of flights were cancelled, versus 1.8% nationally.
LAX to PSC 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 |
|---|---|---|---|---|
| SkyWest Airlines | 85.8% | 72 min | 0.6% | 340 |
| Alaska Airlines | Limited data | 20 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAX to PSC
On-time arrival % by scheduled departure hour (local time), 667 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 3pm–4pm | Limited data | 3 | |
| 4pm–5pm | Limited data | 2 | |
| 7pm–8pm | 89.8% | 0.0% | 404 |
| 8pm–9pm | 85.2% | 0.9% | 109 |
| 9pm–10pm | 80.4% | 0.7% | 149 |
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 PSC
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 | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 90.0% | +1.4 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 76.1% | -12.5 pts | 0.0% | 113 |
| All other days | 88.6% | — | 0.4% | 511 |
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).