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Flight Reliability

UA 2419 · United Airlines

Denver → Houston (DEN–IAH)81% of its flights flew this route. The rest (PHL–DEN, ORD–EWR) are included in these numbers.

73
Usually Fine
WanderNerd Reliability Score
73%
Arrive within 15 minutes
21 min
Average arrival delay
0.2%
Cancelled
5 min early
Median arrival delay

Based on 419 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

UA 2419 departing between 9 PM–12 AM arrived on time 90% of the time, versus 52% between 3–6 PM.

Friday is doing you no favors.

UA 2419 arrived on time 80% of the time on Saturdays and just 64% on Fridays. That gap is worth planning around.

A bit behind the DEN–IAH route.

UA 2419 arrived on time 73% of the time, versus 79% across the DEN–IAH route.

A bit behind the United Airlines network.

UA 2419 arrived on time 73% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon77%(60 flights)
  • Tue73%(59 flights)
  • Wed80%(61 flights)
  • Thu71%(61 flights)
  • Fri64%(59 flights)
  • Sat80%(56 flights)
  • Sun67%(60 flights)
On-time by departure window
  • 3–6 PM52%(54 flights)
  • 6–9 PM76%(343 flights)
  • 9 PM–12 AM90%(19 flights)
On-time trend by month
87%
May

Jun 51% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202551%35
July 202547%58
August 202552%31
September 202577%30
October 202577%52
November 202593%29
December 202587%31
January 202690%30
February 202689%28
March 202665%31
April 202690%30
May 202687%31
Departures on time
71%
Diverted
0.5%
Flights flown
416
Months covered
12

Same route, other flights

Keep nerding

Based on 419 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.