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Flight Reliability

DL 5745 · Delta Air Lines

New York → Boston (LGA–BOS)96% of its flights flew this route. The rest (SDF–MCO) are included in these numbers.

76
Usually Fine
WanderNerd Reliability Score
80%
Arrive within 15 minutes
3 min
Average arrival delay
2.9%
Cancelled
8 min early
Median arrival delay

Based on 313 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

DL 5745 departing between 9 AM–12 PM arrived on time 81% of the time, versus 57% between 12–3 PM.

Sunday scaries are real for this one.

DL 5745 arrived on time 86% of the time on Fridays. On Sundays: 74%.

A bit ahead of the LGA–BOS route.

DL 5745 arrived on time 80% of the time, versus 74% across the LGA–BOS route.

Trending in the right direction.

DL 5745 arrived on time 86% of the time over the last three months in the data, compared with 75% in the three months before that.

The breakdown

On-time by weekday
  • Mon83%(48 flights)
  • Tue78%(51 flights)
  • Wed84%(49 flights)
  • Thu74%(50 flights)
  • Fri86%(50 flights)
  • Sat—(6 flights)
  • Sun74%(50 flights)
On-time by departure window
  • 9 AM–12 PM81%(290 flights)
  • 12–3 PM57%(14 flights)
On-time trend by month
82%
May

Jun 81% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%26
July 202581%26
August 202588%25
September 202581%26
October 202573%26
November 202570%23
December 202561%28
January 202688%25
February 202677%22
March 202688%24
April 202689%26
May 202682%27
Departures on time
84%
Diverted
0%
Flights flown
304
Months covered
12

Same route, other flights

Keep nerding

Based on 313 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.