LAX to PSC flight delays & on-time performance
Nonstop flights from Los Angeles International Airport to Tri Cities Airport · 851 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAX or PSC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Los Angeles (LAX) to Pasco/Kennewick/Richland (PSC) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.6% were cancelled, and 8% arrived an hour or more late.
- Alaska Airlines was the most punctual airline here (90% on time); SkyWest Airlines was the least (86%).
- Departures scheduled around 8pm did best (88% on time); around 9pm did worst (83%).
- Tuesday was the most reliable day to fly (96% on time) and Friday the least (71%).
- The largest source of delay minutes was late-arriving aircraft (57%).
Which airline is most on time from LAX to PSC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Alaska Airlines | 90% | 0.0% | 17 min | 10.0% | 20 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 86% | 0.6% | 11 min | 7.4% | 340 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7pm87%178 flights
- 8pm88%81 flights
- 9pm83%100 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday87%0.0% cancelled
- Tuesday96%0.0% cancelled
- Wednesday90%1.9% cancelled
- Thursday87%0.0% cancelled
- Friday71%1.9% cancelled
- Saturday94%0.0% cancelled
- Sunday79%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft57%
- Air traffic control & airport congestion23%
- Airline (crew, maintenance, cleaning, fueling)17%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
LAX to PSC: common questions
- How often are LAX to PSC flights on time?
- 86% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Los Angeles to Pasco/Kennewick/Richland cancelled?
- 0.6% of scheduled flights were cancelled (2 of 360).
- How long are typical delays?
- Across all flights the average arrival delay was 11 min (early arrivals count as zero). Flights that were late arrived 76 min behind schedule on average, and 7.5% of flights were an hour or more late.
- How long is taxi time at LAX?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PSC to LAX — 88% on time
More flights from Los Angeles
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAX → PSC, nonstop flights by US airlines that report to the DOT. How we calculate this.