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

Salt Lake City, UT (SLC) to Phoenix, AZ (PHX) flight delay odds

Historically, 83.3% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 5,759 flights.

HISTORICAL ROUTE SIGNALLower disruption
83.3%arrived on time
10.0%30+ min late
0.6%cancelled
5,759scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.4%all scheduled flights
120+ minutes late2.3%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+2.5 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 morning1,39291.7%4.8%0.7%
Late morning1,04886.1%7.0%0.5%
Afternoon1,52782.3%10.9%0.3%
Evening1,17075.0%15.3%0.8%
Night62278.3%14.5%0.6%

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
Monday87881.9%11.6%0.8%
Tuesday79787.2%7.3%0.5%
Wednesday78684.7%9.4%0.3%
Thursday86281.3%10.9%0.3%
Friday87683.0%9.8%0.6%
Saturday69687.2%6.9%0.4%
Sunday86479.3%13.1%0.9%

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
Southwest Airlines1,86079.2%11.6%0.4%
Delta Air Lines1,70887.3%7.6%0.5%
SkyWest Airlines1,15986.2%9.2%0.3%
Frontier Airlines67780.1%13.0%1.5%
American Airlines26684.2%9.8%0.4%
Envoy Air8979.8%10.1%1.1%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202543178.4%15.3%1.2%
August 202542985.3%8.2%0.2%
September 202541386.9%7.0%0.2%
October 202547679.4%10.5%0.0%
November 202547877.2%11.9%1.7%
December 202551487.2%7.4%0.6%
January 202649086.1%9.4%0.6%
February 202648884.8%9.0%0.2%
March 202658286.6%8.1%0.7%
April 202652283.1%10.7%0.6%
May 202650185.2%9.4%0.2%
June 202643578.4%13.8%0.5%

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.

Airline38.4%
Late aircraft47.6%
National airspace11.8%
Weather2.2%
Security0.0%
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.