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Flight Reliability

DL 736 · Delta Air Lines

New Orleans → Salt Lake City (MSY–SLC)98% of its flights flew this route. The rest (SLC–MSY) are included in these numbers.

99
Nerd Approved
WanderNerd Reliability Score
93%
Arrive within 15 minutes
7 min early
Average arrival delay
0%
Cancelled
12 min early
Median arrival delay

Based on 369 historical flights. Data through May 2026.

What the data says

Wednesday has been the better bet.

A small edge: 96% on time on Wednesdays against 90% on Thursdays.

Better than the Delta Air Lines network average.

DL 736 arrived on time 93% of the time, versus 81% across the Delta Air Lines network.

It basically never cancels.

Out of 369 scheduled flights, only 0.0% were cancelled.

Recent months have been rougher.

DL 736 arrived on time 87% of the time over the last three months in the data, compared with 96% in the three months before that.

The breakdown

On-time by weekday
  • Mon90%(52 flights)
  • Tue94%(51 flights)
  • Wed96%(51 flights)
  • Thu90%(49 flights)
  • Fri92%(50 flights)
  • Sat93%(61 flights)
  • Sun94%(53 flights)
On-time by departure window
  • 9 AM–12 PM—(9 flights)
  • 12–3 PM93%(351 flights)
  • 3–6 PM—(7 flights)
On-time trend by month
87%
May

Jun 88% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%33
July 202589%35
August 202597%33
September 2025100%30
October 202597%30
November 202597%29
December 2025100%29
January 2026100%30
February 202689%28
March 202681%31
April 202693%29
May 202687%30
Departures on time
91%
Diverted
0.5%
Flights flown
367
Months covered
12

Same route, other flights

Keep nerding

Based on 369 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.