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Flight Reliability

DL 5681 · Delta Air Lines

New York → Columbus (LGA–CMH)97% of its flights flew this route. The rest (JFK–CLE) are included in these numbers.

37
Bring Snacks
WanderNerd Reliability Score
68%
Arrive within 15 minutes
14 min
Average arrival delay
9.3%
Cancelled
11 min early
Median arrival delay

Based on 324 historical flights. Data through May 2026.

What the data says

Tuesdays have been rough.

DL 5681 arrived on time 83% of the time on Saturdays and just 64% on Tuesdays. That gap is worth planning around.

Lagging the LGA–CMH route.

DL 5681 arrived on time 68% of the time, versus 77% across the LGA–CMH route.

Lagging the Delta Air Lines network.

DL 5681 arrived on time 68% of the time, versus 81% across the Delta Air Lines network.

Keep a backup plan handy.

DL 5681 was cancelled 9.3% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon70%(46 flights)
  • Tue64%(50 flights)
  • Wed65%(48 flights)
  • Thu68%(44 flights)
  • Fri69%(48 flights)
  • Sat83%(12 flights)
  • Sun70%(46 flights)
On-time by departure window
  • 9 AM–12 PM—(4 flights)
  • 6–9 PM68%(282 flights)
  • 9 PM–12 AM—(8 flights)
On-time trend by month
73%
May

Jun 58% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%24
July 202548%23
August 202578%27
September 202588%25
October 202567%24
November 202558%24
December 202574%27
January 202680%25
February 202664%22
March 202650%22
April 202672%25
May 202673%26
Departures on time
70%
Diverted
0%
Flights flown
294
Months covered
12

Same route, other flights

Keep nerding

Based on 324 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.