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Flight Reliability

UA 2636 · United Airlines

Cleveland → Orlando (CLE–MCO)97% of its flights flew this route. The rest (DEN–ONT, RSW–DEN) are included in these numbers.

98
Nerd Approved
WanderNerd Reliability Score
92%
Arrive within 15 minutes
3 min early
Average arrival delay
0.3%
Cancelled
11 min early
Median arrival delay

Based on 332 historical flights. Data through May 2026.

What the data says

Thursday comes out ahead.

A small edge: 94% on time on Thursdays against 88% on Tuesdays.

Better than the CLE–MCO route average.

UA 2636 arrived on time 92% of the time, versus 79% across the CLE–MCO route.

Better than the United Airlines network average.

UA 2636 arrived on time 92% of the time, versus 79% across the United Airlines network.

It basically never cancels.

Out of 332 scheduled flights, only 0.3% were cancelled.

The breakdown

On-time by weekday
  • Mon90%(52 flights)
  • Tue88%(24 flights)
  • Wed94%(47 flights)
  • Thu94%(51 flights)
  • Fri92%(52 flights)
  • Sat89%(52 flights)
  • Sun93%(53 flights)
On-time by departure window
  • 6–9 AM92%(327 flights)
  • 12–3 PM—(4 flights)
On-time trend by month
100%
May

Jun 92% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%26
July 2025100%26
August 202589%27
September 202589%27
October 202594%33
November 202585%26
December 202577%31
January 202679%24
February 202696%24
March 2026100%30
April 202696%26
May 2026100%31
Departures on time
93%
Diverted
0%
Flights flown
331
Months covered
12

Same route, other flights

Keep nerding

Based on 332 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.