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Flight UA1547

United Airlines flight UA1547

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Looking for UA1547 in the air…

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Denver (DEN) to Kalispell (FCA)

Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.6% of the time.

On-time arrivals
81.8%
Less than 15 minutes late
Cancelled
0.6%
Of scheduled flights
Average delay when late
56 min
Flights arriving 15+ minutes late
Flights tracked
321
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 44%
  • Airline (crew, maintenance, cleaning) 33%
  • Air traffic control & airport 22%
  • Extreme weather 1%
  • Security 0%

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

Louisville (SDF) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 110 minutes. It was cancelled 0.0% of the time.

On-time arrivals
76.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
110 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 85%
  • Late-arriving aircraft 15%
  • Air traffic control & airport 1%
  • Extreme weather 0%
  • Security 0%

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

Cincinnati / Covington (CVG) to Chicago (ORD)

Only 4 flights 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
4
Scheduled flights in the period

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

Chicago (ORD) to Cincinnati / Covington (CVG)

Only 1 flight 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
20 min
Flights arriving 15+ minutes late
Flights tracked
1
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).

PBI → 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

San Francisco (SFO) to Atlanta (ATL)

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 93.3% 30
October 2025 100.0% 7
November 2025 86.7% 30
December 2025 51.6% 31
January 2026 72.4% 31
February 2026 85.2% 27
March 2026 78.1% 32
April 2026 93.1% 30
May 2026 83.9% 31
June 2026 80.0% 30
July 2026 89.5% 19
August 2026 82.7% 52

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.