FlightRecord

Phoenix (PHX) to Milwaukee (MKE): On-Time Performance

Data through May 2026

The calendar drives reliability on PHX–MKE. November 2024 flights landed on schedule 90% of the time, but May 2026 dropped to 65% — a gap of 25 points. Across the full period the route averages 76% on-time against a national 78%. Morning departures also hold up better than evening ones (86% vs 68%), which matters most in the rough months.

On-time
76%
arrived <15 min late
Avg delay
14 min
completed flights
Cancelled
0.5%
Flights/day
4.1
last 12 months
Duration
3h 20m
scheduled
Distance
1,460 mi

Best airline from PHX to MKE

2 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
American Airlinesmost reliable80%13 min0.7%971
Southwest Airlines75%14 min0.3%2,011

Monthly on-time trend

Monthly on-time percentage for PHX to MKE flights50%75%100%June 2024: 74% on-time (112 flights)74Jun 2024July 2024: 67% on-time (115 flights)67August 2024: 69% on-time (115 flights)69September 2024: 88% on-time (110 flights)88Sep 2024October 2024: 86% on-time (119 flights)86November 2024: 90% on-time (129 flights)90December 2024: 83% on-time (142 flights)83Dec 2024January 2025: 89% on-time (107 flights)89February 2025: 78% on-time (110 flights)78March 2025: 79% on-time (162 flights)79Mar 2025April 2025: 78% on-time (153 flights)78May 2025: 69% on-time (127 flights)69June 2025: 75% on-time (111 flights)75Jun 2025July 2025: 74% on-time (114 flights)74August 2025: 76% on-time (101 flights)76September 2025: 80% on-time (99 flights)80Sep 2025October 2025: 81% on-time (119 flights)81November 2025: 72% on-time (132 flights)72December 2025: 72% on-time (141 flights)72Dec 2025January 2026: 69% on-time (113 flights)69February 2026: 81% on-time (113 flights)81March 2026: 69% on-time (164 flights)69Mar 2026April 2026: 75% on-time (144 flights)75May 2026: 65% on-time (134 flights)65

Best time to fly from PHX to MKE

Aim for departures around 7 a.m. (92% on-time); avoid 3 p.m. departures (59%).

On-time percentage by scheduled departure hour, PHX to MKE7 a.m.: 92% on-time (108 flights)78 a.m.: 86% on-time (675 flights)89 a.m.: 85% on-time (300 flights)910 a.m.: 87% on-time (196 flights)1011 a.m.: 76% on-time (89 flights)1112 p.m.: 73% on-time (66 flights)121 p.m.: 78% on-time (138 flights)132 p.m.: 66% on-time (181 flights)143 p.m.: 59% on-time (113 flights)154 p.m.: 68% on-time (244 flights)165 p.m.: 79% on-time (193 flights)176 p.m.: 67% on-time (331 flights)187 p.m.: 65% on-time (267 flights)198 p.m.: 61% on-time (52 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday73%15 min
Tuesday80%10 min
Wednesday77%12 min
Thursday76%13 min
Friday76%16 min
Saturdaybest80%12 min
Sunday75%16 min

What causes delays on this route

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

  • Late-arriving aircraft50%
  • Airline operations40%
  • National airspace system10%

Frequently asked questions

How often are flights from PHX to MKE delayed?
24% of PHX–MKE flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
Which airline is most reliable from PHX to MKE?
American Airlines has the best on-time record on this route at 80%, based on 971 flights. 2 airlines flew PHX–MKE frequently enough to compare in this period.
What is the best time of day to fly from PHX to MKE?
Departures around 7 a.m. have the best record (92% on-time), while departures around 3 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from PHX to MKE?
The scheduled PHX–MKE flight time averages 3h 20m over 1,460 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
How often are PHX to MKE flights cancelled?
0.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from PHX to MKE?
May 2026 was the roughest month in this dataset, with only 65% of arrivals on time. The best was November 2024 at 90%. If your dates are flexible, that 25-point gap is worth planning around.

Based on 2,986 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.