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Flight UA484

United Airlines flight UA484

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Looking for UA484 in the air…

Denver (DEN) to Albuquerque (ABQ)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 71 minutes. It was cancelled 0.5% of the time.

On-time arrivals
73.1%
Less than 15 minutes late
Cancelled
0.5%
Of scheduled flights
Average delay when late
71 min
Flights arriving 15+ minutes late
Flights tracked
364
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 66%
  • Airline (crew, maintenance, cleaning) 21%
  • Air traffic control & airport 12%
  • Extreme weather 1%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Houston (IAH) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 92 minutes. It was cancelled 0.0% of the time.

On-time arrivals
77.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
92 min
Flights arriving 15+ minutes late
Flights tracked
47
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 47%
  • Late-arriving aircraft 42%
  • Airline (crew, maintenance, cleaning) 9%
  • Extreme weather 3%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Oklahoma City (OKC) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 49 minutes. It was cancelled 0.0% of the time.

On-time arrivals
74.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
49 min
Flights arriving 15+ minutes late
Flights tracked
35
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 79%
  • Airline (crew, maintenance, cleaning) 16%
  • Late-arriving aircraft 4%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dulles (IAD) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 81 minutes. It was cancelled 0.0% of the time.

On-time arrivals
81.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
81 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 96%
  • Airline (crew, maintenance, cleaning) 4%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Jackson (JAC) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 55 minutes. It was cancelled 0.0% of the time.

On-time arrivals
52.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 76%
  • Late-arriving aircraft 23%
  • Airline (crew, maintenance, cleaning) 1%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Jacksonville (JAX) to Denver (DEN)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals
57.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
136 min
Flights arriving 15+ minutes late
Flights tracked
15
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 41%
  • Airline (crew, maintenance, cleaning) 40%
  • Air traffic control & airport 16%
  • Extreme weather 4%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to San Jose (SJC)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

In the news

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 63.3% 30
October 2025 80.6% 31
November 2025 93.3% 30
December 2025 83.9% 31
January 2026 80.6% 31
February 2026 80.0% 45
March 2026 80.0% 35
April 2026 74.2% 31
May 2026 63.9% 62
June 2026 66.1% 60
July 2026 70.5% 62
August 2026 56.9% 56

Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data

Latest airport & airline headlines

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Headlines found by Google News; stories open on the publisher's site.