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Flight UA1671

United Airlines flight UA1671

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Looking for UA1671 in the air…

  • Advisory Coastal Flood Statement FLL

    COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING

    Weather

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Denver (DEN) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 58 minutes. It was cancelled 0.5% of the time.

On-time arrivals
77.3%
Less than 15 minutes late
Cancelled
0.5%
Of scheduled flights
Average delay when late
58 min
Flights arriving 15+ minutes late
Flights tracked
195
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 47%
  • Late-arriving aircraft 27%
  • Air traffic control & airport 26%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Madison (MSN)

Historically, this flight arrives 15+ minutes late 50% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.0% of the time.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
59 min
Flights arriving 15+ minutes late
Flights tracked
58
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 40%
  • Air traffic control & airport 24%
  • Extreme weather 19%
  • Airline (crew, maintenance, cleaning) 17%
  • Security 0%

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

Jacksonville (JAX) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 35 minutes. It was cancelled 0.0% of the time.

On-time arrivals
83.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
35 min
Flights arriving 15+ minutes late
Flights tracked
36
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 51%
  • Airline (crew, maintenance, cleaning) 49%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

New York (LGA) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.0% of the time.

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
56 min
Flights arriving 15+ minutes late
Flights tracked
32
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 57%
  • Late-arriving aircraft 37%
  • Airline (crew, maintenance, cleaning) 6%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 42 minutes. It was cancelled 4.2% of the time.

On-time arrivals
82.6%
Less than 15 minutes late
Cancelled
4.2%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 45%
  • Late-arriving aircraft 31%
  • Airline (crew, maintenance, cleaning) 24%
  • Extreme weather 0%
  • Security 0%

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

Fort Lauderdale (FLL) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 46% of the time, and when it is late the delay averages 73 minutes. It was cancelled 0.0% of the time.

On-time arrivals
54.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
73 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 51%
  • Air traffic control & airport 36%
  • Airline (crew, maintenance, cleaning) 13%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 41 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
41 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 53%
  • Air traffic control & airport 30%
  • Late-arriving aircraft 17%
  • Extreme weather 0%
  • Security 0%

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

In the news

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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 87.1% 31
November 2025 78.6% 29
December 2025 94.1% 17
January 2026 56.9% 51
February 2026 69.2% 39
March 2026 66.7% 55
April 2026 80.0% 30
May 2026 75.9% 29
June 2026 69.2% 26
July 2026 66.7% 27
August 2026 73.1% 26

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.