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Flight Reliability

UA 1654 · United Airlines

Houston → Denver (IAH–DEN)84% of its flights flew this route. The rest (MSY–IAH, LGA–IAH) are included in these numbers.

65
Usually Fine
WanderNerd Reliability Score
65%
Arrive within 15 minutes
20 min
Average arrival delay
0.7%
Cancelled
1 min
Median arrival delay

Based on 437 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

UA 1654 departing between 3–6 PM arrived on time 77% of the time, versus 63% between 6–9 PM.

Friday is doing you no favors.

UA 1654 arrived on time 70% of the time on Wednesdays. On Fridays: 62%.

Well behind the IAH–DEN route.

UA 1654 arrived on time 65% of the time, versus 82% across the IAH–DEN route.

Lagging the United Airlines network.

UA 1654 arrived on time 65% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon63%(62 flights)
  • Tue68%(63 flights)
  • Wed70%(64 flights)
  • Thu64%(61 flights)
  • Fri62%(60 flights)
  • Sat67%(60 flights)
  • Sun62%(63 flights)
On-time by departure window
  • 12–3 PM67%(24 flights)
  • 3–6 PM77%(52 flights)
  • 6–9 PM63%(357 flights)
On-time trend by month
72%
May

Jun 49% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202549%53
July 202542%31
August 202539%31
September 202550%30
October 202574%31
November 202570%30
December 202572%47
January 202687%31
February 202682%28
March 202666%29
April 202677%60
May 202672%32
Departures on time
66%
Diverted
0.2%
Flights flown
433
Months covered
12

Same route, other flights

Keep nerding

Based on 437 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.