Milwaukee (MKE) to Philadelphia (PHL): On-Time Performance
Data through July 2026
Delays are only half the story on MKE–PHL: 4.4% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 76% land on time, below the national average of 78%. PSA Airlines has been the safer pick, arriving on time 79% of the time.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 26 min
- completed flights
- Cancelled
- 4.4%
- Flights/day
- 1.4
- last 12 months
- Duration
- 2h 7m
- scheduled
- Distance
- 690 mi
Best airline from MKE to PHL
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| PSA Airlinesmost reliable | 79% | 23 min | 4.7% | 643 |
| Republic Airways | 76% | 15 min | 4.3% | 115 |
| American Airlines | 62% | 57 min | 3.4% | 116 |
Monthly on-time trend
Best time to fly from MKE to PHL
Aim for departures around 6 a.m. (91% on-time); avoid 2 p.m. departures (56%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 26 min |
| Tuesday | 80% | 24 min |
| Wednesday | 70% | 29 min |
| Thursday | 74% | 20 min |
| Friday | 76% | 20 min |
| Saturdaybest | 82% | 18 min |
| Sunday | 74% | 43 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations38%
- National airspace system17%
- Weather6%
Frequently asked questions
- How often are flights from MKE to PHL delayed?
- 24% of MKE–PHL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 26 minutes.
- Which airline is most reliable from MKE to PHL?
- PSA Airlines has the best on-time record on this route at 79%, based on 643 flights. 3 airlines flew MKE–PHL frequently enough to compare in this period.
- What is the best time of day to fly from MKE to PHL?
- Departures around 6 a.m. have the best record (91% on-time), while departures around 2 p.m. have the worst (56%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MKE to PHL?
- The scheduled MKE–PHL flight time averages 2h 7m over 690 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are MKE to PHL flights cancelled?
- 4.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from MKE to PHL?
- July 2025 was the roughest month in this dataset, with only 46% of arrivals on time. The best was April 2025 at 92%. If your dates are flexible, that 46-point gap is worth planning around.
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Based on 892 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.