Direct (nonstop) flights from Atlanta to Milwaukee
2 airlines fly nonstop from Hartsfield–Jackson Atlanta International Airport (ATL) to General Mitchell International (MKE). It's 669 miles (1,076 km), about 2h in the air. Operated by Delta Air Lines, Frontier Airlines.
Delta Air Lines
Frontier Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
F9
Frontier Airlines
Alternative Routes
Other ways to fly from Atlanta to Milwaukee with one stop · direct emits 124 kg CO₂ per passenger
Looking for the return flight?
MKE → ATL: Flights from Milwaukee to AtlantaOther direct flights from Atlanta
Direct flights from Milwaukee (MKE)
Frequently Asked Questions
How long is the direct flight from Atlanta to Milwaukee?
A nonstop flight from Atlanta (ATL) to Milwaukee (MKE) takes approximately 2 hours. The distance is 669 miles (1,076 km).
Which airlines fly nonstop from Atlanta to Milwaukee?
2 airlines: Delta Air Lines, Frontier Airlines.
Is there a nonstop flight from Atlanta to Milwaukee?
Yes. 2 airlines: Delta Air Lines, Frontier Airlines.
How far is Atlanta from Milwaukee?
The flight distance from Atlanta to Milwaukee is 669 miles (1,076 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What type of aircraft flies from Atlanta to Milwaukee?
At 2h, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Atlanta to Milwaukee?
Roughly 124 kg CO2 per passenger one-way. That's about the same as driving 620 km.
Is the return flight from Milwaukee to Atlanta also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Atlanta to Milwaukee?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Hartsfield–Jackson Atlanta International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.