Route · CHS → PHL · 2020–2025 BTS data
Charleston to Philadelphia
The CHS–PHL corridor (Charleston, SC → Philadelphia, PA) runs ahead of the national average, served by 36 carriers across roughly 550 miles.
Data updated 2026-06-13
- 81.9%
- On-time
- +2.9 pts
- vs US avg
- 94 min
- Delay when late
- 6,767
- Flights
Cancelled
1.8%
Best Month
Oct 2024 89%
Worst Month
Jan 2024 67%
Distance
550 mi
Carriers
36
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 85 | 22 | 1 | 0 | YX,OH,F9,AA |
| Nov 2025 | 111 | 25 | 0 | 0 | F9,OH,AA,YX |
| Oct 2025 | 125 | 29 | 0 | 0 | AA,YX,F9 |
| Sep 2025 | 109 | 21 | 0 | 0 | OH,F9,AA |
| Aug 2025 | 126 | 21 | 3 | 0 | AA,F9,OH |
| Jul 2025 | 104 | 30 | 4 | 1 | AA,OH,F9 |
| Jun 2025 | 120 | 30 | 6 | 0 | AA,OH,YX,F9 |
| May 2025 | 135 | 41 | 4 | 0 | AA,OH,YX,F9 |
| Apr 2025 | 160 | 40 | 1 | 0 | F9,OH,YX,AA |
| Mar 2025 | 137 | 25 | 2 | 0 | AA,OH,YX,F9 |
| Feb 2025 | 110 | 18 | 5 | 0 | AA,OH,YX,F9 |
| Jan 2025 | 114 | 18 | 10 | 0 | AA,OH,YX |
| Dec 2024 | 72 | 14 | 0 | 0 | AA,F9,OH,YX |
| Nov 2024 | 99 | 11 | 0 | 0 | YX,OH,F9,AA |
| Oct 2024 | 147 | 16 | 0 | 0 | YX,F9,AA,OH |
| Sep 2024 | 150 | 29 | 1 | 0 | OH,AA,F9 |
| Aug 2024 | 136 | 37 | 7 | 0 | AA,F9,OH |
| Jul 2024 | 145 | 41 | 4 | 0 | AA,F9,OH |
| Jun 2024 | 137 | 29 | 4 | 1 | AA,F9,YX |
| May 2024 | 140 | 33 | 0 | 0 | AA,F9,OH,YX |
| Apr 2024 | 129 | 23 | 0 | 0 | AA,F9,OH,YX |
| Mar 2024 | 102 | 14 | 0 | 0 | AA,F9,OH,YX |
| Feb 2024 | 67 | 11 | 0 | 0 | AA,YX |
| Jan 2024 | 51 | 17 | 0 | 1 | AA,YX,OH |
Cancellation Rate
1.8%
52 of 2,811 flights
Diversion Rate
0.1%
3 of 2,811 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CHS - Charleston
Full on-time, delay-cause, and seasonal performance for Charleston, SC.
Origin airport →PHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
Destination airport →Compare the two airports
See CHS and PHL side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to CHS–PHL.
Routes with a similar on-time rate
What the Data Says About CHS to PHL
6,767 tracked flights put the CHS to PHL pairing (Charleston to Philadelphia) at a 81.9% on-time rate, squarely in line with the wider network. Delays that do occur run 93.5 minutes on average. Across the 550-mile route and its 36 carriers, the trailing 24 months show 1.8% cancelled and 0.1% diverted (2,811 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 67% - a 22-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.