BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PSCSLC

Pasco/Kennewick/Richland, WA (PSC) to Salt Lake City, UT (SLC) flight delay odds

Historically, 93.6% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,180 flights.

HISTORICAL ROUTE SIGNALLower disruption
93.6%arrived on time
4.9%30+ min late
0.1%cancelled
1,180scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late2.8%all scheduled flights
120+ minutes late1.4%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-4.9 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning36594.8%3.6%0.3%
Late morning33994.4%5.3%0.0%
Afternoon15494.2%3.9%0.0%
Evening32291.0%6.5%0.0%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday17395.4%2.9%0.6%
Tuesday17694.3%4.5%0.0%
Wednesday17093.5%4.7%0.0%
Thursday17091.8%6.5%0.0%
Friday17194.2%5.8%0.0%
Saturday15192.7%6.0%0.0%
Sunday16992.9%4.1%0.0%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines83193.0%5.4%0.0%
Delta Air Lines34994.8%3.7%0.3%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202512291.8%7.4%0.0%
August 202512095.0%4.2%0.0%
September 20259297.8%1.1%0.0%
October 20259293.5%3.3%0.0%
November 20258894.3%3.4%0.0%
December 20259094.4%4.4%0.0%
January 20268787.4%8.0%1.1%
February 20267888.5%10.3%0.0%
March 20269288.0%9.8%0.0%
April 20269094.4%4.4%0.0%
May 202611394.7%4.4%0.0%
June 2026116100.0%0.0%0.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline62.6%
Late aircraft0.0%
National airspace2.3%
Weather34.4%
Security0.6%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.