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WanderNerd

Flight Reliability

UA 3449 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3449 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

76%
Arrive within 15 minutes
18 min
Average arrival delay
5.5%
Cancelled
6 min early
Median arrival delay

Based on 327 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(45 flights)
  • Tue86%(36 flights)
  • Wed69%(45 flights)
  • Thu77%(43 flights)
  • Fri79%(47 flights)
  • Sat76%(50 flights)
  • Sun74%(43 flights)
On-time by departure window
  • 6–9 AM92%(75 flights)
  • 9 AM–12 PM78%(23 flights)
  • 12–3 PM(6 flights)
  • 3–6 PM80%(25 flights)
  • 6–9 PM75%(80 flights)
  • 9 PM–12 AM66%(100 flights)
On-time trend by month
81%
May

Jun 79% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%28
July 202556%25
August 202585%27
October 202591%22
November 202593%29
December 202572%29
January 202690%29
February 202682%28
March 202636%28
April 202675%24
May 202681%31
Departures on time
82%
Diverted
0%
Flights flown
309
Months covered
12

Based on 327 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.