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WanderNerd

Flight Reliability

UA 4933 · United Airlines

Houston → LFT (IAHLFT)

82
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
7 min
Average arrival delay
1.6%
Cancelled
10 min early
Median arrival delay

Based on 244 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

UA 4933 arrived on time 91% of the time on Tuesdays and just 67% on Sundays. That gap is worth planning around.

A bit ahead of the United Airlines network.

UA 4933 arrived on time 82% of the time, versus 79% across the United Airlines network.

Recent months have been rougher.

UA 4933 arrived on time 84% of the time over the last three months in the data, compared with 91% in the three months before that.

The breakdown

On-time by weekday
  • Mon77%(34 flights)
  • Tue91%(35 flights)
  • Wed88%(32 flights)
  • Thu89%(36 flights)
  • Fri83%(36 flights)
  • Sat79%(33 flights)
  • Sun67%(33 flights)
On-time trend by month
74%
Mar

Jun 60% → Mar 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%25
July 202580%30
August 202574%31
September 202597%29
October 202592%25
December 202586%14
January 202684%31
February 202693%27
March 202674%27
Departures on time
81%
Diverted
0.4%
Flights flown
239
Months covered
9

Based on 244 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.