Atlanta (ATL) to Milwaukee (MKE)
Flight time
≈ 2h 08m
Bearing
345° N
Atlanta (ATL) to Milwaukee (MKE) is 670 miles (1,078 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ATL–MKE
Filed traffic dataIn June 2026, Delta Air Lines operated the most departures, one of 3 carriers flying nonstop ATL–MKE; the Boeing 737-900ER was the most common aircraft at 45% of departures; flights ran 77% full.
Departures
397
June 2026
Seats
73,233
both directions
Passengers
56,284
both directions
Load factor
76.9%
RPM ÷ ASM
Who flies ATL–MKE?
Delta Air Lines operated the most nonstop ATL–MKE departures in June 2026 (378), one of 3 carriers on the route.
- DL
378 departures · 68,754 seats
Share of departures95.2%78.8%
Load
- F9
18 departures · 4,300 seats
Share of departures4.5%47.1%
Load
- UA
1 departures · 179 seats
Share of departures0.3%40.2%
Load
What plane flies ATL–MKE?
In June 2026, the Boeing 737-900ER flew 45% of ATL–MKE departures — more than any other aircraft type.
- Boeing 737-900ER
179 departures · 81.9% load
45.1% - Airbus A321
173 departures · 76.3% load
43.6% - Airbus A320
22 departures · 67.6% load
5.5% - Airbus A321neo
16 departures · 47.4% load
4.0% - Boeing 737-800
6 departures · 86.6% load
1.5% - Boeing 737 MAX 9
1 departures · 40.2% load
0.3%
How has ATL–MKE traffic changed?
Nonstop ATL–MKE departures fell from 398 in July 2025 to 397 in June 2026.
Monthly nonstop ATL–MKE traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
398 departures · 57,331 passengers
80.7%
Load
August 2025
391 departures · 55,894 passengers
80.4%
Load
September 2025
375 departures · 46,763 passengers
73.2%
Load
October 2025
405 departures · 51,772 passengers
76.1%
Load
November 2025
345 departures · 41,771 passengers
73.5%
Load
December 2025
355 departures · 42,234 passengers
76.9%
Load
January 2026
321 departures · 37,742 passengers
72.1%
Load
February 2026
328 departures · 41,286 passengers
75.1%
Load
March 2026
350 departures · 48,125 passengers
79.5%
Load
April 2026
380 departures · 47,075 passengers
72.0%
Load
May 2026
429 departures · 52,329 passengers
68.6%
Load
June 2026
397 departures · 56,284 passengers
76.9%
Load
By direction
Each direction is filed separately — they rarely match.
MKE → ATL
75.1% full
200 departures · 27,646 passengers
ATL → MKE
78.6% full
197 departures · 28,638 passengers
Nonstop ATL–MKE traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Atlanta
US
Hartsfield Jackson Atlanta International Airport
Coordinates
33.64°N, 84.43°W
Hemisphere
N · W
Frequently asked
How far is Atlanta (ATL) from Milwaukee (MKE)?
ATL to MKE is 670 miles (1,078 km / 582 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ATL to MKE?
A nonstop covers the 670-mile great-circle distance in roughly 2h 08m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ATL–MKE?
In June 2026, the Boeing 737-900ER flew the largest share of departures (45.1%), followed by the Airbus A321 (43.6%).
What mileage do I earn flying ATL–MKE?
Distance-based programs credit off the 670-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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