MCI to PHL flight delays & on-time performance
Nonstop flights from Kansas City International Airport to Philadelphia International Airport · 1,038 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MCI or PHL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Kansas City (MCI) to Philadelphia (PHL) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 3.8% were cancelled, and 7% arrived an hour or more late.
- Republic Airways was the most punctual airline here (88% on time); American Airlines was the least (81%).
- Departures scheduled around 7am did best (98% on time); around 5pm did worst (76%).
- Friday was the most reliable day to fly (88% on time) and Thursday the least (76%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (51%).
Which airline is most on time from MCI to PHL?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 88% | 3.4% | 13 min | 7.1% | 58 |
| PSA AirlinesRegional airline operating American Eagle flights. | 84% | 8.9% | 17 min | 6.0% | 258 |
| American Airlines | 81% | 1.5% | 24 min | 8.1% | 590 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am90%54 flights
- 6am87%258 flights
- 7am98%41 flights
- 12pm79%64 flights
- 1pm78%233 flights
- 3pm91%22 flights
- 4pm77%148 flights
- 5pm76%71 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%7.6% cancelled
- Tuesday88%2.3% cancelled
- Wednesday81%3.1% cancelled
- Thursday76%2.3% cancelled
- Friday88%3.0% cancelled
- Saturday82%4.0% cancelled
- Sunday78%3.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)51%
- Late-arriving aircraft39%
- Air traffic control & airport congestion9%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather82%
- Airline (crew, maintenance, cleaning, fueling)12%
- Air traffic control & airport congestion6%
- Security0%
MCI to PHL: common questions
- How often are MCI to PHL flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Kansas City to Philadelphia cancelled?
- 3.8% of scheduled flights were cancelled (34 of 906).
- How long are typical delays?
- Across all flights the average arrival delay was 21 min (early arrivals count as zero). Flights that were late arrived 117 min behind schedule on average, and 7.5% of flights were an hour or more late.
- How long is taxi time at MCI?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PHL to MCI — 75% on time
More flights from Kansas City
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MCI → PHL, nonstop flights by US airlines that report to the DOT. How we calculate this.