ORIGIN AIRPORT REPORT
PSC
Pasco/Kennewick/Richland, WA (PSC) departure reliability
Of 6,262 scheduled reportable flights departing PSC, 87.3% arrived on time, 8.2% arrived at least 30 minutes late, and 0.4% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin-airport cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALLower disruption
87.3%arrived on time
8.2%30+ min late
0.4%cancelled
6,262scheduled flights
MOST-FLOWN DIRECTIONS
ALL ROUTES →Which route from PSC had the largest sample?
PSC to SEA was PSC's largest published route sample, with 1,819 scheduled flights and a 87.6% on-time rate during July 2025–June 2026.
PSC→SEAPasco/Kennewick/Richland, WA (PSC) to Seattle, WA (SEA)1,819 flights analyzedLower disruption87.6%on timePSC→SLCPasco/Kennewick/Richland, WA (PSC) to Salt Lake City, UT (SLC)1,180 flights analyzedLower disruption93.6%on timePSC→DENPasco/Kennewick/Richland, WA (PSC) to Denver, CO (DEN)729 flights analyzedLower disruption88.1%on timePSC→PHXPasco/Kennewick/Richland, WA (PSC) to Phoenix, AZ (PHX)693 flights analyzedLower disruption90.5%on timePSC→SFOPasco/Kennewick/Richland, WA (PSC) to San Francisco, CA (SFO)608 flights analyzedGenerally reliable75.0%on timePSC→MSPPasco/Kennewick/Richland, WA (PSC) to Minneapolis, MN (MSP)365 flights analyzedLower disruption91.2%on timePSC→LAXPasco/Kennewick/Richland, WA (PSC) to Los Angeles, CA (LAX)359 flights analyzedLower disruption88.6%on time
Which airline was most reliable departing PSC?
Among qualifying PSC airline departure results, Delta Air Lines had the highest on-time rate: 92.9% of 592 flights. Allegiant Air was lowest at 72.8% across 302 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| SkyWest Airlines | 4,708 | 87.8% | 7.6% | 0.4% |
| Delta Air Lines | 592 | 92.9% | 5.4% | 0.2% |
| United Airlines | 364 | 90.1% | 6.6% | 0.8% |
| Allegiant Air | 302 | 72.8% | 20.5% | 0.0% |
| Alaska Airlines | 296 | 79.4% | 12.2% | 1.4% |
Origin report, not airport-wide operations.
These figures summarize the reported scheduled passenger flights in the dataset, not every flight or every airport process.