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Flight UA2827

United Airlines flight UA2827

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Looking for UA2827 in the air…

Houston (IAH) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 90 minutes. It was cancelled 2.4% of the time.

On-time arrivals
67.1%
Less than 15 minutes late
Cancelled
2.4%
Of scheduled flights
Average delay when late
90 min
Flights arriving 15+ minutes late
Flights tracked
82
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 52%
  • Airline (crew, maintenance, cleaning) 31%
  • Late-arriving aircraft 11%
  • Extreme weather 6%
  • Security 0%

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

San Antonio (SAT) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.0% of the time.

On-time arrivals
83.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
59 min
Flights arriving 15+ minutes late
Flights tracked
47
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 41%
  • Airline (crew, maintenance, cleaning) 39%
  • Late-arriving aircraft 20%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Knoxville/Maryville (TYS)

Historically, this flight arrives 15+ minutes late 36% of the time, and when it is late the delay averages 107 minutes. It was cancelled 0.0% of the time.

On-time arrivals
63.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
107 min
Flights arriving 15+ minutes late
Flights tracked
36
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 68%
  • Airline (crew, maintenance, cleaning) 18%
  • Air traffic control & airport 13%
  • Extreme weather 2%
  • Security 0%

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

Chicago (ORD) to Des Moines (DSM)

Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 121 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
121 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 61%
  • Airline (crew, maintenance, cleaning) 27%
  • Air traffic control & airport 12%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Grand Rapids (GRR)

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
102 min
Flights arriving 15+ minutes late
Flights tracked
11
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 89%
  • Airline (crew, maintenance, cleaning) 11%
  • Air traffic control & airport 0%
  • 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
May 2026 Aug 2026
Show as table
MonthOn timeFlights
May 2026 77.3% 22
June 2026 55.6% 36
July 2026 74.7% 89
August 2026 63.3% 50

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.