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Flight Reliability

DL 5276 · Delta Air Lines

New York → CHA (LGA–CHA)96% of its flights flew this route. The rest (CHA–LGA, DTW–GRB) are included in these numbers.

35
Bring Snacks
WanderNerd Reliability Score
63%
Arrive within 15 minutes
20 min
Average arrival delay
7.5%
Cancelled
4 min early
Median arrival delay

Based on 319 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

DL 5276 departing between 12–3 PM arrived on time 92% of the time, versus 61% between 6–9 PM.

Sunday scaries are real for this one.

DL 5276 arrived on time 73% of the time on Tuesdays and just 55% on Sundays. That gap is worth planning around.

A bit behind the LGA–CHA route.

DL 5276 arrived on time 63% of the time, versus 67% across the LGA–CHA route.

Well behind the Delta Air Lines network.

DL 5276 arrived on time 63% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon62%(50 flights)
  • Tue73%(52 flights)
  • Wed67%(45 flights)
  • Thu57%(44 flights)
  • Fri64%(47 flights)
  • Sat—(7 flights)
  • Sun55%(49 flights)
On-time by departure window
  • 9 AM–12 PM83%(12 flights)
  • 12–3 PM92%(12 flights)
  • 6–9 PM61%(270 flights)
On-time trend by month
75%
May

Jun 46% → May 75% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202546%26
July 202552%21
August 202573%26
September 202573%26
October 202570%23
November 202548%21
December 202578%32
January 202678%27
February 202673%22
March 202636%22
April 202642%24
May 202675%24
Departures on time
65%
Diverted
0.3%
Flights flown
294
Months covered
12

Same route, other flights

Keep nerding

Based on 319 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.