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Route Reliability

Detroit → Atlanta

DTW–ATL · 594 miles · Detroit Metropolitan Wayne County Airport to Hartsfield–Jackson Atlanta International Airport

82
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
9 min
Average arrival delay
0.9%
Cancelled
4,934
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 Lines81%3,701 flights
  2. 2.Spirit Airlines75%756 flights
  3. 3.Frontier Airlines65%477 flights

What the data says

Morning-you made the right choice.

DTW–ATL flights departing between 3–6 AM arrived on time 90% of the time, versus 69% between 6–9 PM.

Skip Monday if you can.

DTW–ATL flights arrived on time 84% of the time on Wednesdays. On Mondays: 73%.

Delta Air Lines has a clear lead on this route.

Delta Air Lines arrived on time 81% of the time on this route; Frontier Airlines managed 65%.

Ticking up lately.

DTW–ATL flights arrived on time 80% of the time over the last three months in the data, compared with 75% 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
  • Mon73%(721 flights)
  • Tue79%(658 flights)
  • Wed84%(671 flights)
  • Thu83%(730 flights)
  • Fri78%(726 flights)
  • Sat80%(642 flights)
  • Sun73%(731 flights)
On-time by departure window
  • 3–6 AM90%(469 flights)
  • 6–9 AM85%(1049 flights)
  • 9 AM–12 PM85%(725 flights)
  • 12–3 PM73%(858 flights)
  • 3–6 PM74%(713 flights)
  • 6–9 PM69%(768 flights)
  • 9 PM–12 AM72%(297 flights)
On-time trend by month
78%
May

Jun 70% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%423
July 202571%440
August 202581%440
September 202590%425
October 202587%426
November 202579%371
December 202570%374
January 202671%385
February 202682%356
March 202675%416
April 202686%424
May 202678%399

Keep nerding

Based on 4,934 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.