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WanderNerd

Route Reliability

Atlanta → Detroit

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

82
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
10 min
Average arrival delay
0.9%
Cancelled
4,921
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 Lines79%3,693 flights
  2. 2.Spirit Airlines75%751 flights
  3. 3.Frontier Airlines72%477 flights

What the data says

Morning-you made the right choice.

ATL–DTW flights departing between 6–9 AM arrived on time 91% of the time, versus 64% between 9 PM–12 AM.

Sunday scaries are real for this one.

ATL–DTW flights arrived on time 85% of the time on Wednesdays. On Sundays: 72%.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 79% of the time on this route; Frontier Airlines managed 72%.

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
  • Mon75%(715 flights)
  • Tue80%(664 flights)
  • Wed85%(668 flights)
  • Thu80%(728 flights)
  • Fri76%(727 flights)
  • Sat77%(640 flights)
  • Sun72%(730 flights)
On-time by departure window
  • 3–6 AM81%(57 flights)
  • 6–9 AM91%(847 flights)
  • 9 AM–12 PM80%(929 flights)
  • 12–3 PM81%(680 flights)
  • 3–6 PM74%(822 flights)
  • 6–9 PM72%(920 flights)
  • 9 PM–12 AM64%(617 flights)
On-time trend by month
70%
May

Jun 66% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%421
July 202567%440
August 202580%445
September 202589%420
October 202586%427
November 202584%370
December 202575%375
January 202679%384
February 202681%355
March 202672%414
April 202685%421
May 202670%400

Based on 4,921 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.