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WanderNerd

Route Reliability

Kansas City → Atlanta

MCIATL · 692 miles · Kansas City International Airport to Hartsfield–Jackson Atlanta International Airport

88
Pretty Reliable
WanderNerd Reliability Score
87%
Arrive within 15 minutes
1 min early
Average arrival delay
1.5%
Cancelled
3,290
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines90%2,775 flights
  2. 2.Southwest Airlines79%365 flights
  3. 3.Frontier Airlines61%150 flights

What the data says

Morning-you made the right choice.

MCI–ATL flights departing between 3–6 AM arrived on time 94% of the time, versus 81% between 3–6 PM.

Skip Monday if you can.

MCI–ATL flights arrived on time 92% of the time on Tuesdays. On Mondays: 82%.

Delta Air Lines has a clear lead on this route.

Delta Air Lines arrived on time 90% of the time on this route; Frontier Airlines managed 61%.

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
  • Mon82%(510 flights)
  • Tue92%(446 flights)
  • Wed92%(452 flights)
  • Thu91%(470 flights)
  • Fri88%(500 flights)
  • Sat85%(378 flights)
  • Sun82%(473 flights)
On-time by departure window
  • 3–6 AM94%(352 flights)
  • 6–9 AM91%(669 flights)
  • 9 AM–12 PM88%(593 flights)
  • 12–3 PM87%(658 flights)
  • 3–6 PM81%(646 flights)
  • 6–9 PM84%(311 flights)
On-time trend by month
84%
May

Jun 79% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%284
July 202583%298
August 202594%300
September 202593%291
October 202592%306
November 202590%267
December 202582%256
January 202687%226
February 202691%220
March 202682%241
April 202689%259
May 202684%281

Based on 3,290 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.