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Flight Reliability

DL 5320 · Delta Air Lines

New York → CHO (LGA–CHO)99% of its flights flew this route. The rest (PIT–LGA) are included in these numbers.

31
Bring Snacks
WanderNerd Reliability Score
62%
Arrive within 15 minutes
26 min
Average arrival delay
7.4%
Cancelled
2 min
Median arrival delay

Based on 326 historical flights. Data through May 2026.

What the data says

6–9 PM has a slight edge.

Departures between 6–9 PM arrived on time 67% of the time, against 61% between 9 PM–12 AM.

Sunday scaries are real for this one.

DL 5320 arrived on time 73% of the time on Saturdays and just 55% on Sundays. That gap is worth planning around.

Lagging the LGA–CHO route.

DL 5320 arrived on time 62% of the time, versus 72% across the LGA–CHO route.

Well behind the Delta Air Lines network.

DL 5320 arrived on time 62% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon61%(46 flights)
  • Tue69%(51 flights)
  • Wed68%(47 flights)
  • Thu56%(45 flights)
  • Fri60%(50 flights)
  • Sat73%(15 flights)
  • Sun55%(47 flights)
On-time by departure window
  • 9 AM–12 PM—(9 flights)
  • 12–3 PM—(6 flights)
  • 6–9 PM67%(30 flights)
  • 9 PM–12 AM61%(256 flights)
On-time trend by month
68%
May

Jun 71% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%21
July 202546%22
August 202575%24
September 202582%28
October 202553%30
November 202550%24
December 202550%30
January 202679%24
February 202668%22
March 202646%26
April 202660%25
May 202668%25
Departures on time
63%
Diverted
0.3%
Flights flown
301
Months covered
12

Same route, other flights

Keep nerding

Based on 326 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.