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Flight Reliability

UA 1149 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1149 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

85%
Arrive within 15 minutes
4 min early
Average arrival delay
1.7%
Cancelled
16 min early
Median arrival delay

Based on 478 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(67 flights)
  • Tue88%(68 flights)
  • Wed94%(67 flights)
  • Thu81%(67 flights)
  • Fri91%(70 flights)
  • Sat86%(58 flights)
  • Sun77%(70 flights)
On-time by departure window
  • 6–9 AM91%(313 flights)
  • 9 AM–12 PM—(3 flights)
  • 3–6 PM71%(120 flights)
  • 6–9 PM77%(31 flights)
On-time trend by month
92%
May

Jun 76% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%29
July 202570%30
August 202584%31
September 202586%35
October 202584%56
November 202583%52
December 202588%32
January 202690%30
February 202696%27
March 202684%55
April 202690%31
May 202692%59
Departures on time
84%
Diverted
0.6%
Flights flown
467
Months covered
12

Keep nerding

Based on 478 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.