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Flight Reliability

DL 1039 · Delta Air Lines

Minneapolis → Atlanta (MSP–ATL)

95
Nerd Approved
WanderNerd Reliability Score
90%
Arrive within 15 minutes
1 min early
Average arrival delay
0.6%
Cancelled
8 min early
Median arrival delay

Based on 363 historical flights. Data through May 2026.

What the data says

Saturday is the weak spot.

DL 1039 arrived on time 98% of the time on Tuesdays. On Saturdays: 84%.

A bit ahead of the MSP–ATL route.

DL 1039 arrived on time 90% of the time, versus 84% across the MSP–ATL route.

Better than the Delta Air Lines network average.

DL 1039 arrived on time 90% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon89%(52 flights)
  • Tue98%(52 flights)
  • Wed88%(51 flights)
  • Thu92%(52 flights)
  • Fri86%(51 flights)
  • Sat84%(51 flights)
  • Sun90%(52 flights)
On-time trend by month
81%
May

Jun 90% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202590%31
August 202590%31
September 202597%30
October 202587%31
November 202593%28
December 202581%31
January 202690%31
February 202696%28
March 202693%29
April 202690%30
May 202681%31
Departures on time
90%
Diverted
0%
Flights flown
361
Months covered
12

Same route, other flights

Keep nerding

Based on 363 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.