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

Portland, OR (PDX) to Phoenix, AZ (PHX) flight delay odds

Historically, 79.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 3,733 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
79.4%arrived on time
11.5%30+ min late
0.5%cancelled
3,733scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.3%all scheduled flights
120+ minutes late2.5%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+8.4 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 morning1,24389.0%5.1%0.8%
Late morning60084.7%8.3%0.0%
Afternoon1,06773.6%15.2%0.4%
Evening73368.2%18.8%0.4%
Night9072.2%17.8%1.1%

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
Monday56282.0%11.2%0.5%
Tuesday50381.5%8.7%0.4%
Wednesday50177.6%12.0%0.0%
Thursday54277.7%12.5%0.4%
Friday56577.5%13.3%1.1%
Saturday51179.5%11.2%0.8%
Sunday54980.0%11.5%0.2%

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
Alaska Airlines1,37583.3%7.3%0.4%
Southwest Airlines1,27475.2%14.1%0.2%
American Airlines86978.3%14.5%1.0%
Frontier Airlines9478.7%14.9%1.1%
SkyWest Airlines8690.7%7.0%0.0%
Envoy Air3580.0%11.4%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202531275.6%14.7%1.0%
August 202527376.2%12.8%0.4%
September 202525478.3%11.8%1.2%
October 202529674.7%11.8%0.7%
November 202531071.9%17.4%0.3%
December 202534479.1%11.0%0.9%
January 202629982.3%9.0%0.7%
February 202627985.3%5.7%0.0%
March 202641083.9%10.2%0.5%
April 202633886.1%7.1%0.3%
May 202631483.4%9.2%0.0%
June 202630473.7%17.8%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.

Airline47.7%
Late aircraft38.9%
National airspace12.9%
Weather0.2%
Security0.3%
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.