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Flight Reliability

DL 1057 · Delta Air Lines

Atlanta → Sarasota (ATL–SRQ)96% of its flights flew this route. The rest (SRQ–ATL) are included in these numbers.

65
Usually Fine
WanderNerd Reliability Score
66%
Arrive within 15 minutes
18 min
Average arrival delay
0.9%
Cancelled
3 min
Median arrival delay

Based on 330 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

DL 1057 departing between 9 PM–12 AM arrived on time 86% of the time, versus 62% between 6–9 PM.

Sunday scaries are real for this one.

DL 1057 arrived on time 78% of the time on Wednesdays and just 54% on Sundays. That gap is worth planning around.

Lagging the ATL–SRQ route.

DL 1057 arrived on time 66% of the time, versus 80% across the ATL–SRQ route.

Well behind the Delta Air Lines network.

DL 1057 arrived on time 66% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon63%(54 flights)
  • Tue63%(41 flights)
  • Wed78%(40 flights)
  • Thu76%(50 flights)
  • Fri62%(53 flights)
  • Sat71%(38 flights)
  • Sun54%(50 flights)
On-time by departure window
  • 3–6 PM77%(56 flights)
  • 6–9 PM62%(248 flights)
  • 9 PM–12 AM86%(22 flights)
On-time trend by month
81%
May

Jun 31% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202531%26
July 202557%30
August 202568%31
September 202573%30
October 202550%18
November 202557%14
December 202556%25
January 202677%22
February 202680%35
March 202663%35
April 202686%29
May 202681%31
Departures on time
67%
Diverted
0.3%
Flights flown
326
Months covered
12

Same route, other flights

Keep nerding

Based on 330 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.