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Flight UA548

United Airlines flight UA548

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Newark (EWR) to Tampa (TPA)

Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 53 minutes. It was cancelled 1.2% of the time.

On-time arrivals
77.4%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
53 min
Flights arriving 15+ minutes late
Flights tracked
85
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 67%
  • Airline (crew, maintenance, cleaning) 26%
  • Late-arriving aircraft 7%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Medford (MFR)

Historically, this flight arrives 15+ minutes late 37% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.

On-time arrivals
63.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
78 min
Flights arriving 15+ minutes late
Flights tracked
81
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 58%
  • Airline (crew, maintenance, cleaning) 36%
  • Air traffic control & airport 5%
  • Extreme weather 0%
  • Security 0%

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

Anchorage (ANC) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 86 minutes. It was cancelled 2.7% of the time.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
2.7%
Of scheduled flights
Average delay when late
86 min
Flights arriving 15+ minutes late
Flights tracked
37
Scheduled flights in the period

What caused the delays

  • Extreme weather 44%
  • Air traffic control & airport 42%
  • Airline (crew, maintenance, cleaning) 13%
  • Late-arriving aircraft 0%
  • Security 0%

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

Denver (DEN) to Jackson (JAC)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.0% of the time.

On-time arrivals
90.6%
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

  • Late-arriving aircraft 80%
  • Airline (crew, maintenance, cleaning) 20%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Indianapolis (IND)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 74 minutes. It was cancelled 0.0% of the time.

On-time arrivals
87.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
74 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 54%
  • Air traffic control & airport 46%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to New Orleans (MSY)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 30 minutes. It was cancelled 0.0% of the time.

On-time arrivals
95.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
30 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).

Wichita (ICT) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 48 minutes. It was cancelled 0.0% of the time.

On-time arrivals
90.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
48 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 77%
  • Air traffic control & airport 23%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Indianapolis (IND) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 43% of the time, and when it is late the delay averages 195 minutes. It was cancelled 0.0% of the time.

On-time arrivals
57.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
195 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 61%
  • Late-arriving aircraft 37%
  • Extreme weather 1%
  • Airline (crew, maintenance, cleaning) 1%
  • Security 0%

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

Las Vegas (LAS) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 101 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
101 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 88%
  • Air traffic control & airport 10%
  • Airline (crew, maintenance, cleaning) 2%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Orlando (MCO)

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

On-time arrivals
63.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Extreme weather 36%
  • Air traffic control & airport 25%
  • Airline (crew, maintenance, cleaning) 20%
  • Late-arriving aircraft 19%
  • Security 0%

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

Houston (IAH) to St Louis (STL)

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 61.3% 31
November 2025 82.8% 30
December 2025 80.6% 31
January 2026 56.7% 31
February 2026 89.3% 28
March 2026 90.3% 31
April 2026 86.7% 30
May 2026 51.6% 31
June 2026 63.3% 30
July 2026 67.7% 31
August 2026 61.3% 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

Latest airport & airline headlines

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