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Flight Reliability

DL 746 · Delta Air Lines

Atlanta → Denver (ATL–DEN)98% of its flights flew this route. The rest (FLL–MSP, MSP–FLL) are included in these numbers.

64
A Little Dicey
WanderNerd Reliability Score
64%
Arrive within 15 minutes
21 min
Average arrival delay
0.5%
Cancelled
3 min
Median arrival delay

Based on 367 historical flights. Data through May 2026.

What the data says

Friday is doing you no favors.

DL 746 arrived on time 74% of the time on Saturdays and just 55% on Fridays. That gap is worth planning around.

Lagging the ATL–DEN route.

DL 746 arrived on time 64% of the time, versus 77% across the ATL–DEN route.

Well behind the Delta Air Lines network.

DL 746 arrived on time 64% of the time, versus 81% across the Delta Air Lines network.

Trending in the right direction.

DL 746 arrived on time 73% of the time over the last three months in the data, compared with 63% in the three months before that.

The breakdown

On-time by weekday
  • Mon64%(52 flights)
  • Tue58%(52 flights)
  • Wed65%(52 flights)
  • Thu64%(52 flights)
  • Fri55%(51 flights)
  • Sat74%(54 flights)
  • Sun65%(52 flights)
On-time by departure window
  • 9 AM–12 PM—(3 flights)
  • 3–6 PM—(3 flights)
  • 6–9 PM64%(359 flights)
On-time trend by month
67%
May

Jun 23% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202523%30
July 202526%31
August 202555%31
September 202573%30
October 202581%31
November 2025100%29
December 202548%31
January 202672%32
February 202669%29
March 202674%31
April 202677%30
May 202667%30
Departures on time
68%
Diverted
0%
Flights flown
365
Months covered
12

Same route, other flights

Keep nerding

Based on 367 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.