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Flight Reliability

DL 5355 · Delta Air Lines

Syracuse → New York (SYR–LGA)100% of its flights flew this route. The rest (HSV–ATL) are included in these numbers.

72
Usually Fine
WanderNerd Reliability Score
83%
Arrive within 15 minutes
6 min
Average arrival delay
4.4%
Cancelled
10 min early
Median arrival delay

Based on 319 historical flights. Data through May 2026.

What the data says

Mornings have a slight edge.

Departures between 6–9 AM arrived on time 84% of the time, against 77% between 3–6 AM.

Friday is doing you no favors.

DL 5355 arrived on time 89% of the time on Thursdays. On Fridays: 76%.

Better than the SYR–LGA route average.

DL 5355 arrived on time 83% of the time, versus 76% across the SYR–LGA route.

Keep a backup plan handy.

DL 5355 was cancelled 4.4% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon81%(41 flights)
  • Tue85%(41 flights)
  • Wed84%(45 flights)
  • Thu89%(45 flights)
  • Fri76%(46 flights)
  • Sat85%(46 flights)
  • Sun83%(40 flights)
On-time by departure window
  • 3–6 AM77%(26 flights)
  • 6–9 AM84%(277 flights)
  • 3–6 PM—(1 flights)
On-time trend by month
92%
May

Jun 83% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%29
July 202590%29
August 2025100%30
September 202593%30
October 202587%30
November 202569%29
December 202559%17
January 202671%24
February 202679%24
March 202689%26
April 202664%11
May 202692%25
Departures on time
90%
Diverted
0.3%
Flights flown
304
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.