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Flight Reliability

DL 2513 · Delta Air Lines

Dallas → Atlanta (DAL–ATL)83% of its flights flew this route. The rest (LGA–ORD) are included in these numbers.

85
Pretty Reliable
WanderNerd Reliability Score
84%
Arrive within 15 minutes
11 min
Average arrival delay
1.7%
Cancelled
11 min early
Median arrival delay

Based on 241 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

DL 2513 departing between 6–9 AM arrived on time 90% of the time, versus 56% between 6–9 PM.

Thursdays have been rough.

DL 2513 arrived on time 96% of the time on Saturdays and just 77% on Thursdays. That gap is worth planning around.

A bit ahead of the DAL–ATL route.

DL 2513 arrived on time 84% of the time, versus 79% across the DAL–ATL route.

Recent months have been rougher.

DL 2513 arrived on time 66% of the time over the last three months in the data, compared with 93% in the three months before that.

The breakdown

On-time by weekday
  • Mon77%(35 flights)
  • Tue92%(36 flights)
  • Wed83%(35 flights)
  • Thu77%(34 flights)
  • Fri85%(34 flights)
  • Sat96%(28 flights)
  • Sun80%(35 flights)
On-time by departure window
  • 6–9 AM90%(196 flights)
  • 6–9 PM56%(41 flights)
On-time trend by month
58%
May

Jun 83% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%29
July 202590%31
August 202587%30
September 202590%29
October 202597%31
November 202593%28
December 202586%14
April 202653%15
May 202658%26
Departures on time
84%
Diverted
0%
Flights flown
237
Months covered
10

Same route, other flights

Keep nerding

Based on 241 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.