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Route Reliability

Milwaukee → Philadelphia

MKE–PHL · 690 miles · Milwaukee Mitchell International Airport to Philadelphia International Airport

63
A Little Dicey
WanderNerd Reliability Score
76%
Arrive within 15 minutes
18 min
Average arrival delay
4.0%
Cancelled
776
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 76% of the time across 776 flights. No comparison to make.

What the data says

Morning flights do better here.

MKE–PHL flights departing between 6–9 AM arrived on time 87% of the time, versus 60% between 3–6 PM.

Thursday is the weak spot.

MKE–PHL flights arrived on time 83% of the time on Mondays. On Thursdays: 73%.

Keep a backup plan handy.

This route was cancelled 4.0% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

MKE–PHL flights arrived on time 88% of the time over the last three months in the data, compared with 70% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon83%(110 flights)
  • Tue75%(105 flights)
  • Wed74%(97 flights)
  • Thu73%(106 flights)
  • Fri79%(109 flights)
  • Sat75%(106 flights)
  • Sun73%(110 flights)
On-time by departure window
  • 3–6 AM—(8 flights)
  • 6–9 AM87%(223 flights)
  • 9 AM–12 PM77%(167 flights)
  • 12–3 PM73%(197 flights)
  • 3–6 PM60%(136 flights)
  • 6–9 PM67%(12 flights)
On-time trend by month
91%
May

Jun 65% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%91
July 202554%82
August 202574%89
September 202583%76
October 202590%86
November 202580%40
December 202562%42
January 202661%51
February 202689%35
March 202683%30
April 202691%54
May 202691%67

Keep nerding

Based on 776 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.