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Flight UA1585

United Airlines flight UA1585

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  • Advisory Coastal Flood Advisory OAK, SFO, SQL, STS

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Denver (DEN) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 80 minutes. It was cancelled 0.0% of the time.

On-time arrivals
73.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
80 min
Flights arriving 15+ minutes late
Flights tracked
71
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 52%
  • Airline (crew, maintenance, cleaning) 26%
  • Air traffic control & airport 22%
  • Extreme weather 0%
  • Security 0%

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

Ontario (ONT) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 47 minutes. It was cancelled 0.0% of the time.

On-time arrivals
54.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 66%
  • Airline (crew, maintenance, cleaning) 34%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (IAH) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 42 minutes. It was cancelled 0.0% of the time.

On-time arrivals
91.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
23
Scheduled flights in the period

What caused the delays

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

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

Denver (DEN) to Rapid City (RAP)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 73 minutes. It was cancelled 0.0% of the time.

On-time arrivals
85.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
73 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 48%
  • Air traffic control & airport 44%
  • Airline (crew, maintenance, cleaning) 8%
  • Extreme weather 0%
  • Security 0%

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

Charleston (CHS) to Chicago (ORD)

Only 17 flights on record, which is too few for reliable odds.

On-time arrivals
88.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
143 min
Flights arriving 15+ minutes late
Flights tracked
17
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 56%
  • Airline (crew, maintenance, cleaning) 37%
  • Late-arriving aircraft 6%
  • Extreme weather 0%
  • Security 0%

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

Grand Rapids (GRR) to Chicago (ORD)

Only 11 flights on record, which is too few for reliable odds.

On-time arrivals
63.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
49 min
Flights arriving 15+ minutes late
Flights tracked
11
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 38%
  • Air traffic control & airport 35%
  • Airline (crew, maintenance, cleaning) 27%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to El Paso (ELP)

Only 2 flights on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
36 min
Flights arriving 15+ minutes late
Flights tracked
2
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 64%
  • Late-arriving aircraft 33%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

Detroit (DTW) to Chicago (ORD)

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

Tampa (TPA) to San Francisco (SFO)

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 83.3% 30
October 2025 56.0% 25
May 2026 74.2% 31
June 2026 70.0% 30
July 2026 77.4% 31
August 2026 80.6% 31

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

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