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WanderNerd

Route Reliability

Milwaukee → Atlanta

MKEATL · 669 miles · Milwaukee Mitchell International Airport to Hartsfield–Jackson Atlanta International Airport

87
Pretty Reliable
WanderNerd Reliability Score
89%
Arrive within 15 minutes
6 min early
Average arrival delay
2.1%
Cancelled
2,262
Flights in the data

Data through May 2026.

Airlines on this route

  • Delta Air Lines90% on time · 2,209 flights
  • Frontier Airlines69% on time · 53 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning-you made the right choice.

MKE–ATL flights departing between 9 AM–12 PM arrived on time 93% of the time, versus 83% between 6–9 PM.

Wednesday has been the better bet.

A small edge: 92% on time on Wednesdays against 86% on Sundays.

Ticking up lately.

MKE–ATL flights arrived on time 90% of the time over the last three months in the data, compared with 85% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon87%(340 flights)
  • Tue90%(292 flights)
  • Wed92%(296 flights)
  • Thu91%(327 flights)
  • Fri90%(343 flights)
  • Sat89%(282 flights)
  • Sun86%(325 flights)
On-time by departure window
  • 3–6 AM91%(356 flights)
  • 6–9 AM90%(360 flights)
  • 9 AM–12 PM93%(412 flights)
  • 12–3 PM90%(442 flights)
  • 3–6 PM86%(424 flights)
  • 6–9 PM83%(211 flights)
On-time trend by month
88%
May

Jun 87% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%188
July 202589%196
August 202591%195
September 202596%187
October 202594%201
November 202587%171
December 202581%177
January 202684%158
February 202691%162
March 202688%169
April 202693%188
May 202688%213

Based on 2,262 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.