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Flight Reliability

DL 1733 · Delta Air Lines

Atlanta → Orlando (ATL–MCO)

54
A Little Dicey
WanderNerd Reliability Score
61%
Arrive within 15 minutes
22 min
Average arrival delay
1.5%
Cancelled
4 min
Median arrival delay

Based on 344 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

DL 1733 departing between 9 PM–12 AM arrived on time 68% of the time, versus 55% between 6–9 PM.

Sunday scaries are real for this one.

DL 1733 arrived on time 70% of the time on Thursdays and just 49% on Sundays. That gap is worth planning around.

Lagging the ATL–MCO route.

DL 1733 arrived on time 61% of the time, versus 70% across the ATL–MCO route.

Well behind the Delta Air Lines network.

DL 1733 arrived on time 61% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon65%(51 flights)
  • Tue67%(49 flights)
  • Wed60%(47 flights)
  • Thu70%(46 flights)
  • Fri62%(47 flights)
  • Sat54%(48 flights)
  • Sun49%(49 flights)
On-time by departure window
  • 6–9 PM55%(189 flights)
  • 9 PM–12 AM68%(148 flights)
On-time trend by month
63%
May

Jun 33% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202533%27
July 202530%27
August 202552%31
September 202577%30
October 202560%30
November 202567%27
December 202567%27
January 202670%23
February 202672%25
March 202657%30
April 202683%30
May 202663%30
Departures on time
64%
Diverted
0.6%
Flights flown
337
Months covered
12

Same route, other flights

Keep nerding

Based on 344 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.