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Flight Reliability

UA 5528 · United Airlines

XWA → Denver (XWA–DEN)87% of its flights flew this route. The rest (TUL–ORD, MOT–DEN) are included in these numbers.

62
A Little Dicey
WanderNerd Reliability Score
69%
Arrive within 15 minutes
19 min
Average arrival delay
1.7%
Cancelled
4 min early
Median arrival delay

Based on 358 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

UA 5528 departing between 12–3 PM arrived on time 74% of the time, versus 39% between 6–9 PM.

Sunday scaries are real for this one.

UA 5528 arrived on time 77% of the time on Saturdays. On Sundays: 63%.

A bit behind the XWA–DEN route.

UA 5528 arrived on time 69% of the time, versus 76% across the XWA–DEN route.

Lagging the United Airlines network.

UA 5528 arrived on time 69% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon67%(51 flights)
  • Tue76%(50 flights)
  • Wed71%(52 flights)
  • Thu67%(48 flights)
  • Fri64%(47 flights)
  • Sat77%(51 flights)
  • Sun63%(49 flights)
On-time by departure window
  • 12–3 PM74%(147 flights)
  • 3–6 PM71%(173 flights)
  • 6–9 PM39%(28 flights)
On-time trend by month
81%
May

Jun 55% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%22
July 202539%28
August 202563%30
September 202586%29
October 202581%31
November 202579%28
December 202565%31
January 202672%29
February 202679%28
March 202671%31
April 202657%30
May 202681%31
Departures on time
73%
Diverted
1.1%
Flights flown
348
Months covered
12

Same route, other flights

Keep nerding

Based on 358 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.