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

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

Historically, 78.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 3,731 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
78.4%arrived on time
12.3%30+ min late
0.4%cancelled
3,731scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.0%all scheduled flights
120+ minutes late1.8%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+5.3 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 morning76788.3%6.4%0.5%
Late morning83284.6%7.2%0.1%
Afternoon74377.5%12.1%0.4%
Evening1,08971.4%17.5%0.5%
Night30063.3%23.0%0.3%

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
Monday56380.1%12.1%0.4%
Tuesday49883.1%8.8%0.0%
Wednesday50678.7%11.9%0.0%
Thursday54377.0%12.5%0.2%
Friday56977.9%12.1%0.7%
Saturday50678.3%10.7%0.8%
Sunday54674.2%17.6%0.5%

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 Airlines1,37287.5%5.6%0.3%
Southwest Airlines1,27369.2%16.9%0.5%
American Airlines87175.4%17.0%0.5%
Frontier Airlines9590.5%7.4%0.0%
SkyWest Airlines8583.5%9.4%0.0%
Envoy Air3582.9%11.4%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202531277.9%12.8%0.0%
August 202527280.9%11.8%0.0%
September 202525678.9%10.2%1.2%
October 202529375.8%13.3%0.3%
November 202531076.5%13.2%1.6%
December 202534370.8%13.4%0.0%
January 202630085.0%8.7%0.7%
February 202627987.8%6.1%0.0%
March 202641180.5%11.4%0.7%
April 202633879.3%11.2%0.0%
May 202631379.6%12.8%0.0%
June 202630469.1%22.0%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.

Airline35.3%
Late aircraft57.3%
National airspace6.9%
Weather0.5%
Security0.1%
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.