Route · PHL → CHS · 2020–2025 BTS data
Philadelphia to Charleston
The PHL–CHS corridor (Philadelphia, PA → Charleston, SC) runs ahead of the national average, served by 36 carriers across roughly 550 miles.
Data updated 2026-06-13
- 80.2%
- On-time
- +1.2 pts
- vs US avg
- 80 min
- Delay when late
- 6,770
- Flights
Cancelled
1.7%
Best Month
Oct 2024 89%
Worst Month
Jan 2024 63%
Distance
550 mi
Carriers
36
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 85 | 28 | 2 | 0 | YX,OH,F9,AA |
| Nov 2025 | 110 | 25 | 0 | 0 | F9,OH,AA,YX |
| Oct 2025 | 125 | 32 | 0 | 0 | AA,YX,F9 |
| Sep 2025 | 110 | 18 | 0 | 0 | OH,F9,AA |
| Aug 2025 | 126 | 35 | 2 | 0 | AA,F9,OH |
| Jul 2025 | 104 | 27 | 4 | 1 | AA,OH,F9 |
| Jun 2025 | 121 | 34 | 6 | 0 | AA,OH,YX,F9 |
| May 2025 | 135 | 39 | 3 | 1 | AA,OH,YX,F9 |
| Apr 2025 | 161 | 25 | 0 | 0 | F9,OH,YX,AA |
| Mar 2025 | 137 | 26 | 2 | 0 | AA,OH,YX,F9 |
| Feb 2025 | 110 | 24 | 3 | 0 | AA,OH,YX,F9 |
| Jan 2025 | 115 | 19 | 12 | 0 | AA,OH,YX |
| Dec 2024 | 72 | 13 | 0 | 0 | AA,F9,OH,YX |
| Nov 2024 | 97 | 11 | 0 | 1 | YX,OH,F9,AA |
| Oct 2024 | 148 | 16 | 0 | 0 | YX,F9,AA,OH |
| Sep 2024 | 150 | 27 | 1 | 0 | OH,AA,F9 |
| Aug 2024 | 136 | 38 | 7 | 0 | AA,F9,OH |
| Jul 2024 | 144 | 44 | 3 | 0 | AA,F9 |
| Jun 2024 | 135 | 29 | 3 | 0 | AA,F9,YX |
| May 2024 | 141 | 39 | 0 | 0 | AA,F9,OH,YX |
| Apr 2024 | 130 | 21 | 0 | 0 | AA,F9,OH,YX |
| Mar 2024 | 103 | 17 | 0 | 0 | AA,F9,OH,YX |
| Feb 2024 | 67 | 11 | 0 | 0 | AA,YX |
| Jan 2024 | 51 | 19 | 0 | 0 | AA,YX,OH |
Cancellation Rate
1.7%
48 of 2,813 flights
Diversion Rate
0.1%
3 of 2,813 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
PHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
Origin airport →CHS - Charleston
Full on-time, delay-cause, and seasonal performance for Charleston, SC.
Destination airport →Compare the two airports
See PHL and CHS side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to PHL–CHS.
Routes with a similar on-time rate
What the Data Says About PHL to CHS
6,770 tracked flights put the PHL to CHS pairing (Philadelphia to Charleston) at a 80.2% on-time rate, squarely in line with the wider network. Delays that do occur run 79.8 minutes on average. Across the 550-mile route and its 36 carriers, the trailing 24 months show 1.7% cancelled and 0.1% diverted (2,813 flights sampled).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 89% on-time, while Jan 2024 came in at just 63% - a 26-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.