Los Angeles (LAX) to Pasco/Kennewick/Richland (PSC): On-Time Performance
Data through May 2026
Los Angeles (LAX) to Pasco/Kennewick/Richland (PSC) is a thinner route than most in this dataset — 360 departures over the past year, roughly 7 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 87% arrived on time, comfortably above the national average of 78%.
- On-time
- 87%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 0.3%
- Flights/day
- 0.99
- last 12 months
- Duration
- 2h 38m
- scheduled
- Distance
- 851 mi
Monthly on-time trend
Best time to fly from LAX to PSC
Aim for departures around 7 p.m. (91% on-time); avoid 9 p.m. departures (80%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 14 min |
| Tuesday | 96% | 2 min |
| Wednesdaybest | 98% | 4 min |
| Thursday | 83% | 11 min |
| Friday | 78% | 14 min |
| Saturday | 93% | 5 min |
| Sunday | 82% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft52%
- Airline operations28%
- National airspace system17%
- Weather3%
Frequently asked questions
- How often are flights from LAX to PSC delayed?
- 13% of LAX–PSC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 9 minutes.
- What is the best time of day to fly from LAX to PSC?
- Departures around 7 p.m. have the best record (91% on-time), while departures around 9 p.m. have the worst (80%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAX to PSC?
- The scheduled LAX–PSC flight time averages 2h 38m over 851 miles. Actual arrival times vary — flights on this route land 15+ minutes late 13% of the time.
- How often are LAX to PSC flights cancelled?
- 0.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from LAX to PSC?
- June 2025 was the roughest month in this dataset, with only 70% of arrivals on time. The best was November 2024 at 100%. If your dates are flexible, that 30-point gap is worth planning around.
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Based on 623 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.