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Flight Reliability

DL 2933 · Delta Air Lines

Hartford → Atlanta (BDL–ATL)93% of its flights flew this route. The rest (DTW–MSY, MSY–DTW) are included in these numbers.

82
Pretty Reliable
WanderNerd Reliability Score
88%
Arrive within 15 minutes
4 min early
Average arrival delay
2.7%
Cancelled
10 min early
Median arrival delay

Based on 377 historical flights. Data through May 2026.

What the data says

Mornings have a slight edge.

Departures between 6–9 AM arrived on time 88% of the time, against 84% between 3–6 PM.

Sunday scaries are real for this one.

DL 2933 arrived on time 96% of the time on Tuesdays and just 77% on Sundays. That gap is worth planning around.

A bit ahead of the BDL–ATL route.

DL 2933 arrived on time 88% of the time, versus 83% across the BDL–ATL route.

A bit ahead of the Delta Air Lines network.

DL 2933 arrived on time 88% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon90%(48 flights)
  • Tue96%(52 flights)
  • Wed90%(51 flights)
  • Thu85%(52 flights)
  • Fri93%(54 flights)
  • Sat85%(54 flights)
  • Sun77%(53 flights)
On-time by departure window
  • 6–9 AM88%(339 flights)
  • 3–6 PM84%(25 flights)
On-time trend by month
90%
May

Jun 93% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202583%29
August 202590%31
September 202590%30
October 202594%31
November 202597%29
December 202580%35
January 202676%33
February 202677%26
March 202690%30
April 202697%30
May 202690%30
Departures on time
88%
Diverted
0.8%
Flights flown
364
Months covered
12

Same route, other flights

Keep nerding

Based on 377 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.