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Flight Reliability

UA 4906 · United Airlines

Houston → LFT (IAH–LFT)91% of its flights flew this route. The rest (ORF–IAD) are included in these numbers.

87
Pretty Reliable
WanderNerd Reliability Score
84%
Arrive within 15 minutes
2 min
Average arrival delay
1.3%
Cancelled
10 min early
Median arrival delay

Based on 305 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 4906 departing between 9 AM–12 PM arrived on time 85% of the time, versus 75% between 12–3 PM.

Friday is doing you no favors.

UA 4906 arrived on time 93% of the time on Wednesdays and just 78% on Fridays. That gap is worth planning around.

A bit ahead of the IAH–LFT route.

UA 4906 arrived on time 84% of the time, versus 81% across the IAH–LFT route.

A bit ahead of the United Airlines network.

UA 4906 arrived on time 84% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon82%(44 flights)
  • Tue86%(43 flights)
  • Wed93%(42 flights)
  • Thu82%(44 flights)
  • Fri78%(45 flights)
  • Sat81%(42 flights)
  • Sun88%(41 flights)
On-time by departure window
  • 9 AM–12 PM85%(273 flights)
  • 12–3 PM75%(28 flights)
On-time trend by month
70%
May

Jun 82% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%28
July 202581%31
August 202590%31
September 202593%30
October 202594%31
November 202574%27
December 202584%31
January 202673%26
February 2026100%25
March 202674%27
May 202670%10
Departures on time
86%
Diverted
0%
Flights flown
301
Months covered
12

Same route, other flights

Keep nerding

Based on 305 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.