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Route · ATL → PHL · 2020–2025 BTS data

Atlanta to Philadelphia

The ATL–PHL corridor (Atlanta, GA → Philadelphia, PA) runs ahead of the national average, served by 45 carriers across roughly 666 miles.

Data updated 2026-06-13

80.2%
On-time
+1.2 pts
vs US avg
75 min
Delay when late
32,104
Flights

Cancelled

1.6%

Best Month

Feb 2024 90%

Worst Month

Jun 2025 58%

Distance

666 mi

Carriers

45

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 460 145 17 0 DL,YX,OH,F9,NK,AA
Nov 2025 465 100 19 0 DL,F9,NK,OH,AA
Oct 2025 474 106 1 0 AA,DL,OH,YX,F9,NK
Sep 2025 436 68 2 1 OH,DL,NK,YX,F9,AA
Aug 2025 506 124 11 1 AA,YX,F9,NK,OH,DL
Jul 2025 528 215 19 1 AA,DL,NK,OH,YX,F9
Jun 2025 514 218 17 1 AA,DL,NK,OH,YX,F9
May 2025 487 169 7 0 AA,DL,NK,OH,YX,F9
Apr 2025 470 123 2 0 DL,F9,NK,OH,WN,YX
Mar 2025 474 110 7 0 DL,OH,NK,WN,YX,F9
Feb 2025 409 103 4 0 OH,WN,DL,F9,NK
Jan 2025 417 112 23 0 DL,OH,WN,F9,NK
Dec 2024 512 142 0 0 AA,DL,F9,NK,OH,WN,YX
Nov 2024 477 89 0 1 NK,WN,DL,OH,F9,AA
Oct 2024 490 90 0 0 DL,YX,NK,F9,WN,AA,OH
Sep 2024 484 92 3 0 WN,YX,OH,AA,DL,F9,NK
Aug 2024 521 164 10 3 AA,DL,F9,NK,WN
Jul 2024 520 179 26 1 AA,DL,F9,NK,WN
Jun 2024 506 121 4 1 AA,DL,F9,NK,WN
May 2024 533 160 6 0 AA,DL,F9,NK,OH,WN
Apr 2024 497 103 1 0 AA,DL,F9,NK,OH,WN,YX
Mar 2024 464 90 0 0 AA,DL,F9,NK,OH,WN,YX
Feb 2024 395 39 1 0 AA,DL,F9,NK,OH,WN,YX
Jan 2024 421 87 2 0 AA,DL,F9,WN,YX,NK,OH

Cancellation Rate

1.6%

182 of 11,460 flights

Diversion Rate

0.1%

10 of 11,460 flights

What the Data Says About ATL to PHL

32,104 tracked flights put the ATL to PHL pairing (Atlanta to Philadelphia) at a 80.2% on-time rate, squarely in line with the wider network. Delays that do occur run 74.5 minutes on average. Across the 666-mile route and its 45 carriers, the trailing 24 months show 1.6% cancelled and 0.1% diverted (11,460 flights sampled).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 90% on-time, while Jun 2025 came in at just 58% - a 33-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ATL to PHL?
Flights from Atlanta to Philadelphia have a 80.2% on-time rate based on 32,104 flights. The average delay is 74.5 minutes. The best recent month was Feb 2024 with 90% on-time.
What is the cancellation rate for ATL to PHL?
Over the last 24 months, 1.6% of flights on this route were cancelled (182 of 11,460 flights) and 0.1% were diverted.
How far is the flight from ATL to PHL?
The flight distance from Atlanta (ATL) to Philadelphia (PHL) is approximately 666 miles. This route is served by 45 carriers.
When is the best time to fly from ATL to PHL?
The best recent month for on-time performance was Feb 2024 (90% on-time). The worst was Jun 2025 (58% on-time). Consider booking during months with historically better performance.

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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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

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.