Cheapest airlines flights from Atlanta to Milwaukee

You can choose from 1 airlines that fly from Atlanta to Milwaukee, including Frontier Airlines, Frontier Airlines has lowest fares on this route.
Frontier Airlines logo Frontier Airlines
Airlines are determined based on actual purchased flight tickets from Atlanta to Milwaukee according to previous 12 months data from Trip.com.

Search for direct flights from Atlanta to Milwaukee in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$99, and round-trip direct flights start at US$182.

Displayed flight fares from Atlanta to Milwaukee are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Atlanta to Milwaukee Flight Details

The distance between Atlanta and Milwaukee is about 1,077.18 km. The average flying time from Atlanta to Milwaukee is around 2 hours 5 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is September.

Cheapest one-way flight priceUS$99
Cheapest return ticket priceUS$182
Cheapest monthSeptember
Peak season for travelJanuary
Flight distance1,077.18 km
Average flight time2 hours 5 minutes
Popular airlineFrontier Airlines
Flight statistics for the Atlanta–Milwaukee route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Atlanta to Milwaukee (ATL-MKE)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$99 on Cheapest nonstop routes (e.g. ATL to MKE on Mon, Jun 15), while Frontier Airlines offers Cheapest nonstop round-trips from US$182 departing on Thu, Jun 18 and returning on Thu, Jun 25.
  • At the moment, you can catch a nonstop flight from Atlanta to Milwaukee with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 5 minutes to fly from Atlanta to Milwaukee.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Atlanta to Milwaukee is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Atlanta to Milwaukee, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jun 15, with one-way flights priced at just US$99.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Milwaukee travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Atlanta to Milwaukee is September, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Atlanta to Milwaukee on June 17, 2026 with Frontier Airlines, with prices starting at US$182.
  • You can land at any one of the following hubs in Milwaukee, with Hartsfield-Jackson Atlanta International Airport to Milwaukee Mitchell International Airport (ATL-MKE) is by far the most common option on this route: Milwaukee Mitchell International Airport (MKE).
  • The time difference between Milwaukee and Atlanta is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Atlanta to Milwaukee

Which airline offers the cheapest direct flights from Atlanta to Milwaukee?

Data is based on the average price of all nonstop flights from Atlanta to Milwaukee on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Frontier Airlines provides the lowest-priced direct flights from Atlanta to Milwaukee, with fares starting at US$98.

US$17
US$98
US$179
US$260
US$341
Frontier Airlines
US$98
Frontier Airlines
Delta Air Lines
US$341
Delta Air Lines

Which airline operates the most flights from Atlanta to Milwaukee?

Total flights from Atlanta to Milwaukee across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Delta Air Lines operates the most frequent flights from Atlanta to Milwaukee, with 49 flights per week.

9
22
36
49
Delta Air Lines
49
Delta Air Lines
LATAM Airlines
40
LATAM Airlines
Aeromexico
27
Aeromexico
Virgin Atlantic
26
Virgin Atlantic
Korean Air
22
Korean Air
Air France
22
Air France

How many flights fly from Atlanta to Milwaukee daily?

The data is based on the flight numbers for each day of the week from Atlanta to Milwaukee within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Atlanta to Milwaukee is the highest on Friday and the lowest on Tuesday.

152
127
101
76
Highest
118
Mon
101
Tue
105
Wed
121
Thu
152
Fri
117
Sat
123
Sun

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.