Historical on-time performance
Philadelphia to Milwaukee
690 miData through May 2026Source: US DOT · BTS
Flights on PHL–MKE arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.5%of scheduled flights
based on 325 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- PSA AirlinesOn-time77%Medianon timep9050 minCancel1.5%Flights325
Why flights run late
Delay causes
- Airline29%
- Weather2%
- Air traffic (NAS)14%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline40%
- Weather60%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 5 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly PHL → MKE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 5 min · 215 flights
- Middays81% on time · p90 50 min · 342 flights
- Afternoons77% on time · p90 50 min · 256 flights
- Overnights69% on time · p90 75 min · 194 flights · limited
- Evenings67% on time · p90 70 min · 215 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 82% on time.
- Wednesdays82% on time · p90 20 min · 164 flights · limited
- Tuesdays80% on time · p90 55 min · 177 flights · limited
- Saturdays79% on time · p90 55 min · 136 flights · limited
- Sundays77% on time · p90 70 min · 192 flights · limited
- Thursdays76% on time · p90 55 min · 193 flights · limited
- Mondays76% on time · p90 85 min · 176 flights · limited
- Fridays73% on time · p90 50 min · 184 flights · limited
Keep exploring