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Flight Reliability

AA 4677 · American Airlines

Cleveland → New York (CLE–LGA)92% of its flights flew this route. The rest (MSP–ORD, DCA–SAV) are included in these numbers.

82
Pretty Reliable
WanderNerd Reliability Score
90%
Arrive within 15 minutes
1 min early
Average arrival delay
3.5%
Cancelled
11 min early
Median arrival delay

Based on 286 historical flights. Data through May 2026.

What the data says

The 3–6 AM departure wins.

AA 4677 departing between 3–6 AM arrived on time 96% of the time, versus 88% between 6–9 AM.

Sunday scaries are real for this one.

AA 4677 arrived on time 98% of the time on Fridays and just 79% on Sundays. That gap is worth planning around.

Well ahead of the CLE–LGA route.

AA 4677 arrived on time 90% of the time, versus 74% across the CLE–LGA route.

Better than the American Airlines network average.

AA 4677 arrived on time 90% of the time, versus 77% across the American Airlines network.

The breakdown

On-time by weekday
  • Mon88%(42 flights)
  • Tue89%(44 flights)
  • Wed89%(46 flights)
  • Thu87%(47 flights)
  • Fri98%(45 flights)
  • Sat89%(37 flights)
  • Sun79%(14 flights)
On-time by departure window
  • 3–6 AM96%(50 flights)
  • 6–9 AM88%(217 flights)
  • 9 AM–12 PM—(8 flights)
On-time trend by month
85%
May

Jun 90% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%29
August 202596%22
September 202591%22
October 202593%29
November 202596%22
December 202583%24
January 202680%25
February 202691%22
March 202696%24
April 202692%26
May 202685%27
Departures on time
94%
Diverted
0.3%
Flights flown
275
Months covered
12

Same route, other flights

Keep nerding

Based on 286 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.