FlightRecord

Phoenix (PHX) to Pasco/Kennewick/Richland (PSC): On-Time Performance

Data through July 2026

When you fly PHX to PSC matters as much as anything else about the booking: the route swung from 97% on-time in September 2024 to just 73% in March 2025. Across the full period the route averages 86% on-time against a national 78%.

On-time
86%
arrived <15 min late
Avg delay
12 min
completed flights
Cancelled
0.1%
Flights/day
1.9
last 12 months
Duration
2h 54m
scheduled
Distance
962 mi

Monthly on-time trend

Monthly on-time percentage for PHX to PSC flights50%75%100%August 2024: 87% on-time (31 flights)87Aug 2024September 2024: 97% on-time (57 flights)97October 2024: 90% on-time (62 flights)90November 2024: 83% on-time (58 flights)83Nov 2024December 2024: 74% on-time (61 flights)74January 2025: 92% on-time (61 flights)92February 2025: 93% on-time (56 flights)93Feb 2025March 2025: 73% on-time (64 flights)73April 2025: 88% on-time (60 flights)88May 2025: 95% on-time (62 flights)95May 2025June 2025: 82% on-time (60 flights)82July 2025: 85% on-time (61 flights)85August 2025: 90% on-time (61 flights)90Aug 2025September 2025: 84% on-time (43 flights)84October 2025: 94% on-time (47 flights)94November 2025: 90% on-time (59 flights)90Nov 2025December 2025: 84% on-time (61 flights)84January 2026: 84% on-time (62 flights)84February 2026: 82% on-time (56 flights)82Feb 2026March 2026: 89% on-time (62 flights)89April 2026: 92% on-time (60 flights)92May 2026: 77% on-time (61 flights)77May 2026June 2026: 80% on-time (60 flights)80July 2026: 80% on-time (61 flights)80

Best time to fly from PHX to PSC

Aim for departures around 5 p.m. (92% on-time); avoid 8 p.m. departures (79%).

On-time percentage by scheduled departure hour, PHX to PSC10 a.m.: 89% on-time (437 flights)1011 a.m.: 85% on-time (233 flights)1112 p.m.: 82% on-time (88 flights)124 p.m.: 80% on-time (51 flights)165 p.m.: 92% on-time (192 flights)176 p.m.: 84% on-time (204 flights)187 p.m.: 87% on-time (37 flights)198 p.m.: 79% on-time (169 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday87%13 min
Tuesday88%10 min
Wednesdaybest89%11 min
Thursday86%11 min
Friday83%12 min
Saturday85%10 min
Sunday83%14 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft35%
  • Airline operations57%
  • National airspace system4%
  • Weather4%

Frequently asked questions

How often are flights from PHX to PSC delayed?
14% of PHX–PSC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 12 minutes.
What is the best time of day to fly from PHX to PSC?
Departures around 5 p.m. have the best record (92% on-time), while departures around 8 p.m. have the worst (79%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from PHX to PSC?
The scheduled PHX–PSC flight time averages 2h 54m over 962 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
How often are PHX to PSC flights cancelled?
0.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
What is the worst month to fly from PHX to PSC?
March 2025 was the roughest month in this dataset, with only 73% of arrivals on time. The best was September 2024 at 97%. If your dates are flexible, that 23-point gap is worth planning around.

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Based on 1,417 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.