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Flight UA2317

United Airlines flight UA2317

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Chicago (ORD) to Memphis (MEM)

Historically, this flight arrives 15+ minutes late 41% of the time, and when it is late the delay averages 78 minutes. It was cancelled 5.7% of the time.

On-time arrivals
58.7%
Less than 15 minutes late
Cancelled
5.7%
Of scheduled flights
Average delay when late
78 min
Flights arriving 15+ minutes late
Flights tracked
244
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 66%
  • Airline (crew, maintenance, cleaning) 20%
  • Air traffic control & airport 12%
  • Extreme weather 2%
  • Security 0%

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

San Francisco (SFO) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 54% of the time, and when it is late the delay averages 69 minutes. It was cancelled 1.9% of the time.

On-time arrivals
45.5%
Less than 15 minutes late
Cancelled
1.9%
Of scheduled flights
Average delay when late
69 min
Flights arriving 15+ minutes late
Flights tracked
103
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 64%
  • Airline (crew, maintenance, cleaning) 25%
  • Late-arriving aircraft 11%
  • Extreme weather 0%
  • Security 0%

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

Reno (RNO) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 79% of the time, and when it is late the delay averages 55 minutes. It was cancelled 1.2% of the time.

On-time arrivals
21.0%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
82
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 82%
  • Airline (crew, maintenance, cleaning) 18%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Great Falls (GTF) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 58 minutes. It was cancelled 3.2% of the time.

On-time arrivals
83.3%
Less than 15 minutes late
Cancelled
3.2%
Of scheduled flights
Average delay when late
58 min
Flights arriving 15+ minutes late
Flights tracked
31
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).

Houston (IAH) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.

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
24
Scheduled flights in the period

Phoenix (PHX) to San Francisco (SFO)

Only 19 flights on record, which is too few for reliable odds.

On-time arrivals
57.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
118 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 82%
  • Late-arriving aircraft 17%
  • Airline (crew, maintenance, cleaning) 1%
  • Extreme weather 0%
  • Security 0%

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

Eagle (EGE) to Houston (IAH)

Only 18 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
105 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 71%
  • Airline (crew, maintenance, cleaning) 17%
  • Air traffic control & airport 12%
  • 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 100.0% 30
October 2025 76.7% 31
November 2025 71.4% 29
December 2025 67.7% 31
January 2026 40.0% 23
February 2026 59.1% 22
March 2026 51.9% 30
April 2026 64.3% 30
May 2026 62.5% 40
June 2026 40.2% 90
July 2026 36.0% 93
August 2026 46.5% 72

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.