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Route · ATL → BWI · 2020–2025 BTS data

Atlanta to Baltimore

The ATL–BWI corridor (Atlanta, GA → Baltimore, MD) runs ahead of the national average, served by 17 carriers across roughly 577 miles.

Data updated 2026-06-13

80.2%
On-time
+1.2 pts
vs US avg
66 min
Delay when late
31,846
Flights

Cancelled

1.5%

Best Month

Sep 2025 88%

Worst Month

Jun 2025 57%

Distance

577 mi

Carriers

17

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 433 130 11 0 DL,WN,F9,NK
Nov 2025 469 94 8 0 DL,F9,NK,WN
Oct 2025 501 97 1 0 DL,WN,F9,NK
Sep 2025 465 55 0 3 WN,DL,NK,F9
Aug 2025 493 123 8 2 WN,F9,NK,DL
Jul 2025 508 191 20 2 DL,NK,WN,F9
Jun 2025 496 214 21 0 WN,DL,F9,NK
May 2025 500 152 3 2 NK,WN,DL,F9
Apr 2025 459 121 4 0 DL,F9,NK,WN
Mar 2025 476 111 4 1 WN,DL,F9,NK
Feb 2025 432 76 1 0 DL,WN,F9,NK
Jan 2025 469 99 26 0 DL,NK,WN,F9
Dec 2024 531 108 2 0 DL,F9,NK,WN
Nov 2024 535 91 2 0 NK,WN,DL,F9
Oct 2024 514 70 1 1 DL,NK,F9,WN
Sep 2024 496 86 4 1 WN,NK,DL,F9
Aug 2024 540 151 11 1 DL,F9,NK,WN
Jul 2024 499 215 23 1 DL,F9,NK,WN
Jun 2024 494 105 5 0 DL,F9,NK,WN
May 2024 573 192 4 1 DL,F9,NK,WN
Apr 2024 535 115 6 1 DL,F9,NK,WN
Mar 2024 495 93 5 0 DL,F9,NK,WN
Feb 2024 410 64 0 0 DL,F9,NK,WN
Jan 2024 445 88 5 2 DL,F9,NK,WN

Cancellation Rate

1.5%

175 of 11,768 flights

Diversion Rate

0.2%

18 of 11,768 flights

What the Data Says About ATL to BWI

31,846 tracked flights put the ATL to BWI pairing (Atlanta to Baltimore) at a 80.2% on-time rate, squarely in line with the wider network. Delays that do occur run 65.5 minutes on average. Across the 577-mile route and its 17 carriers, the trailing 24 months show 1.5% cancelled and 0.2% diverted (11,768 flights sampled).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 88% on-time, while Jun 2025 came in at just 57% - a 31-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ATL to BWI?
Flights from Atlanta to Baltimore have a 80.2% on-time rate based on 31,846 flights. The average delay is 65.5 minutes. The best recent month was Sep 2025 with 88% on-time.
What is the cancellation rate for ATL to BWI?
Over the last 24 months, 1.5% of flights on this route were cancelled (175 of 11,768 flights) and 0.2% were diverted.
How far is the flight from ATL to BWI?
The flight distance from Atlanta (ATL) to Baltimore (BWI) is approximately 577 miles. This route is served by 17 carriers.
When is the best time to fly from ATL to BWI?
The best recent month for on-time performance was Sep 2025 (88% on-time). The worst was Jun 2025 (57% 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.