Historical on-time performance
Kansas City to Philadelphia
1,038 miData through May 2026Source: US DOT · BTS
Flights on MCI–PHL arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled4.0%of scheduled flights
based on 772 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time87%Medianon timep9015 minCancel0.0%Flights31
- American AirlinesbestOn-time81%Medianon timep9030 minCancel1.1%Flights439
- PSA AirlinesOn-time65%Medianon timep9075 minCancel8.6%Flights302
Why flights run late
Delay causes
- Airline38%
- Weather6%
- Air traffic (NAS)12%
- Late aircraft44%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline13%
- Weather81%
- Air traffic (NAS)6%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 31 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 MCI → PHL
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 — 84% on time.
- Mornings84% on time · p90 20 min · 967 flights
- Middays74% on time · p90 60 min · 819 flights
- Afternoons63% on time · p90 85 min · 461 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 78% on time.
- Saturdays78% on time · p90 35 min · 293 flights
- Tuesdays77% on time · p90 55 min · 314 flights
- Wednesdays77% on time · p90 30 min · 320 flights
- Fridays75% on time · p90 60 min · 340 flights
- Mondays75% on time · p90 65 min · 340 flights
- Sundays74% on time · p90 50 min · 336 flights
- Thursdays73% on time · p90 70 min · 328 flights
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