PSC to LAX flight delays & on-time performance
Nonstop flights from Tri Cities Airport to Los Angeles International Airport · 851 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSC or LAX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Pasco/Kennewick/Richland (PSC) to Los Angeles (LAX) arrived on time 88% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.8% were cancelled, and 2% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (91% on time); Alaska Airlines was the least (45%).
- Sunday was the most reliable day to fly (96% on time) and Saturday the least (82%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (83%).
Which airline is most on time from PSC to LAX?
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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 91% | 0.9% | 7 min | 2.4% | 339 |
| Alaska Airlines | 45% | 0.0% | 20 min | 0.0% | 20 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday90%0.0% cancelled
- Tuesday83%0.0% cancelled
- Wednesday87%0.0% cancelled
- Thursday92%3.8% cancelled
- Friday87%0.0% cancelled
- Saturday82%1.9% cancelled
- Sunday96%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.
- Airline (crew, maintenance, cleaning, fueling)83%
- Air traffic control & airport congestion9%
- Extreme weather7%
- Late-arriving aircraft0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
PSC to LAX: common questions
- How often are PSC to LAX flights on time?
- 88% 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 Pasco/Kennewick/Richland to Los Angeles cancelled?
- 0.8% of scheduled flights were cancelled (3 of 359).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 58 min behind schedule on average, and 2.3% of flights were an hour or more late.
- How long is taxi time at PSC?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAX to PSC — 86% on time
More flights from Pasco/Kennewick/Richland
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PSC → LAX, nonstop flights by US airlines that report to the DOT. How we calculate this.