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Route · MKE → ATL · 2020–2025 BTS data

Milwaukee to Atlanta

The MKE–ATL corridor (Milwaukee, WI → Atlanta, GA) runs ahead of the national average, served by 4 carriers across roughly 669 miles.

Data updated 2026-06-13

89.2%
On-time
+10.2 pts
vs US avg
76 min
Delay when late
13,271
Flights

Cancelled

1.1%

Best Month

Oct 2024 96%

Worst Month

Jan 2024 71%

Distance

669 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 183 33 6 0 DL,F9
Nov 2025 176 22 3 2 DL
Oct 2025 201 12 0 0 DL
Sep 2025 187 9 0 0 DL
Aug 2025 198 17 2 1 DL
Jul 2025 199 22 1 2 DL
Jun 2025 196 26 6 2 DL
May 2025 197 23 1 0 DL
Apr 2025 173 19 2 2 DL,WN
Mar 2025 202 27 2 1 WN,DL
Feb 2025 171 22 0 0 WN,DL
Jan 2025 185 23 9 0 WN,DL
Dec 2024 196 37 0 1 DL,WN
Nov 2024 203 12 0 0 WN,DL
Oct 2024 222 9 0 0 WN,DL
Sep 2024 214 18 0 0 WN,DL
Aug 2024 226 14 2 1 DL,WN
Jul 2024 227 48 12 1 DL,WN
Jun 2024 212 24 0 0 DL,WN
May 2024 222 46 0 0 DL,WN
Apr 2024 202 22 0 0 DL,WN
Mar 2024 194 38 0 0 DL,WN
Feb 2024 169 18 0 0 DL,WN
Jan 2024 189 54 6 0 DL,WN

Cancellation Rate

1.1%

52 of 4,744 flights

Diversion Rate

0.3%

13 of 4,744 flights

What the Data Says About MKE to ATL

Milwaukee to Atlanta (MKE to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 89.2% on-time rate across 13,271 flights, with delays that do happen averaging 76.0 minutes. The corridor runs roughly 669 miles and is served by 4 carriers. Over the most recent 24 months, 52 of 4,744 flights were cancelled (1.1%) and 13 diverted (0.3%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 96% on-time, while Jan 2024 came in at just 71% - a 25-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from MKE to ATL?
Flights from Milwaukee to Atlanta have a 89.2% on-time rate based on 13,271 flights. The average delay is 76.0 minutes. The best recent month was Oct 2024 with 96% on-time.
What is the cancellation rate for MKE to ATL?
Over the last 24 months, 1.1% of flights on this route were cancelled (52 of 4,744 flights) and 0.3% were diverted.
How far is the flight from MKE to ATL?
The flight distance from Milwaukee (MKE) to Atlanta (ATL) is approximately 669 miles. This route is served by 4 carriers.
When is the best time to fly from MKE to ATL?
The best recent month for on-time performance was Oct 2024 (96% on-time). The worst was Jan 2024 (71% 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.