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Flight UA493

United Airlines flight UA493

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Looking for UA493 in the air…

Denver (DEN) to Las Vegas (LAS)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 66 minutes. It was cancelled 0.9% of the time.

On-time arrivals
86.4%
Less than 15 minutes late
Cancelled
0.9%
Of scheduled flights
Average delay when late
66 min
Flights arriving 15+ minutes late
Flights tracked
223
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 43%
  • Airline (crew, maintenance, cleaning) 28%
  • Late-arriving aircraft 20%
  • Extreme weather 9%
  • Security 0%

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

Columbus (CMH) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 126 minutes. It was cancelled 0.0% of the time.

On-time arrivals
67.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
126 min
Flights arriving 15+ minutes late
Flights tracked
73
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 58%
  • Late-arriving aircraft 33%
  • Airline (crew, maintenance, cleaning) 9%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Montrose (MTJ)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 81 minutes. It was cancelled 0.0% of the time.

On-time arrivals
83.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
81 min
Flights arriving 15+ minutes late
Flights tracked
55
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 56%
  • Air traffic control & airport 27%
  • Late-arriving aircraft 17%
  • Extreme weather 0%
  • Security 0%

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

Orlando (MCO) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 27 minutes. It was cancelled 0.0% of the time.

On-time arrivals
95.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
27 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 100%
  • Late-arriving aircraft 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Los Angeles (LAX) to Denver (DEN)

Only 16 flights on record, which is too few for reliable odds.

On-time arrivals
93.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
119 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 74%
  • Air traffic control & airport 26%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Myrtle Beach (MYR)

Only 9 flights on record, which is too few for reliable odds.

On-time arrivals
77.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
36 min
Flights arriving 15+ minutes late
Flights tracked
9
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 60%
  • Airline (crew, maintenance, cleaning) 20%
  • Late-arriving aircraft 20%
  • Extreme weather 0%
  • Security 0%

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

Nashville (BNA) to Chicago (ORD)

Only 3 flights on record, which is too few for reliable odds.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 100%
  • Late-arriving aircraft 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Las Vegas (LAS) to Denver (DEN)

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

Las Vegas (LAS) to Houston (IAH)

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

Chicago (ORD) to Traverse City (TVC)

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

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 80.6% 31
October 2025 90.3% 31
November 2025 81.5% 29
December 2025 91.5% 47
January 2026 90.3% 31
February 2026 92.9% 28
March 2026 83.9% 31
April 2026 90.0% 31
May 2026 86.3% 51
June 2026 73.3% 30
July 2026 67.7% 31
August 2026 62.5% 32

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.