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 May 2026, Delta Air Lines operated the most departures, one of 2 carriers flying nonstop ATL–MKE; the Boeing 737-900ER was the most common aircraft at 52% of departures; flights ran 69% full.
Departures
429
May 2026
Seats
76,316
both directions
Passengers
52,329
both directions
Load factor
68.6%
RPM ÷ ASM
Who flies ATL–MKE?
Delta Air Lines operated the most nonstop ATL–MKE departures in May 2026 (399), one of 2 carriers on the route.
- DL
399 departures · 69,224 seats
Share of departures93.0%72.1%
Load
- F9
30 departures · 7,092 seats
Share of departures7.0%34.1%
Load
What plane flies ATL–MKE?
In May 2026, the Boeing 737-900ER flew 52% of ATL–MKE departures — more than any other aircraft type.
- Boeing 737-900ER
221 departures · 72.3% load
51.5% - Airbus A320
85 departures · 77.6% load
19.8% - Airbus A321
59 departures · 66.7% load
13.8% - Boeing 737-800
31 departures · 71.1% load
7.2% - Airbus A321neo
28 departures · 33.8% load
6.5% - Airbus A320neo
2 departures · 39.0% load
0.5% - Boeing 757-200
2 departures · 0.0% load
0.5% - Airbus A319
1 departures · 98.5% load
0.2%
How has ATL–MKE traffic changed?
Nonstop ATL–MKE departures rose from 380 in June 2025 to 429 in May 2026.
Monthly nonstop ATL–MKE traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
380 departures · 54,004 passengers
81.3%
Load
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
By direction
Each direction is filed separately — they rarely match.
ATL → MKE
71.3% full
215 departures · 27,271 passengers
MKE → ATL
65.8% full
214 departures · 25,058 passengers
Nonstop ATL–MKE traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 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 May 2026, the Boeing 737-900ER flew the largest share of departures (51.5%), followed by the Airbus A320 (19.8%).
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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