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Flight Reliability

AA 4799 · American Airlines

Columbus → New York (CMH–LGA)

87
Pretty Reliable
WanderNerd Reliability Score
89%
Arrive within 15 minutes
1 min early
Average arrival delay
2.3%
Cancelled
8 min early
Median arrival delay

Based on 304 historical flights. Data through May 2026.

What the data says

Monday is the weak spot.

AA 4799 arrived on time 94% of the time on Saturdays. On Mondays: 84%.

Better than the CMH–LGA route average.

AA 4799 arrived on time 89% of the time, versus 78% across the CMH–LGA route.

Better than the American Airlines network average.

AA 4799 arrived on time 89% of the time, versus 77% across the American Airlines network.

The breakdown

On-time by weekday
  • Mon84%(49 flights)
  • Tue92%(50 flights)
  • Wed92%(52 flights)
  • Thu90%(48 flights)
  • Fri84%(50 flights)
  • Sat94%(31 flights)
  • Sun88%(16 flights)
On-time by departure window
  • 6–9 AM89%(288 flights)
  • 12–3 PM—(8 flights)
On-time trend by month
90%
May

Jun 85% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%20
July 202595%21
August 202586%29
September 2025100%22
October 202587%23
November 202592%25
December 202585%27
January 202685%26
February 202691%22
March 202679%24
April 202693%28
May 202690%29
Departures on time
92%
Diverted
0.3%
Flights flown
296
Months covered
12

Same route, other flights

Keep nerding

Based on 304 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.