PHL to CHS flight delays & on-time performance
Nonstop flights from Philadelphia International Airport to Charleston International Airport · 550 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PHL or CHS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Philadelphia (PHL) to Charleston (CHS) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.2% were cancelled, and 10% arrived an hour or more late.
- American Airlines was the most punctual airline here (78% on time); PSA Airlines was the least (73%).
- Departures scheduled around 9am did best (90% on time); around 9pm did worst (59%).
- Monday was the most reliable day to fly (83% on time) and Thursday the least (75%).
- The largest source of delay minutes was late-arriving aircraft (60%).
Which airline is most on time from PHL to CHS?
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. | 91% | 0.0% | 4 min | 2.9% | 34 |
| American Airlines | 78% | 1.5% | 17 min | 9.2% | 686 |
| Frontier Airlines | 77% | 1.5% | 18 min | 10.8% | 66 |
| PSA AirlinesRegional airline operating American Eagle flights. | 73% | 4.3% | 28 min | 14.1% | 303 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%14 flights
- 8am86%244 flights
- 9am90%58 flights
- 10am84%44 flights
- 11am61%28 flights
- 12pm74%133 flights
- 1pm75%126 flights
- 3pm75%157 flights
- 4pm77%64 flights
- 5pm83%12 flights
- 7pm70%108 flights
- 9pm59%85 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%4.2% cancelled
- Tuesday79%1.5% cancelled
- Wednesday75%1.5% cancelled
- Thursday75%0.6% cancelled
- Friday76%1.2% cancelled
- Saturday76%3.4% cancelled
- Sunday75%2.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft60%
- Airline (crew, maintenance, cleaning, fueling)24%
- Air traffic control & airport congestion13%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather83%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion4%
- Security0%
PHL to CHS: common questions
- How often are PHL to CHS flights on time?
- 77% 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 Philadelphia to Charleston cancelled?
- 2.2% of scheduled flights were cancelled (24 of 1,089).
- How long are typical delays?
- Across all flights the average arrival delay was 19 min (early arrivals count as zero). Flights that were late arrived 81 min behind schedule on average, and 10.4% of flights were an hour or more late.
- How long is taxi time at PHL?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: CHS to PHL — 80% on time
More flights from Philadelphia
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PHL → CHS, nonstop flights by US airlines that report to the DOT. How we calculate this.