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Flight UA1498

United Airlines flight UA1498

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

San Francisco (SFO) to Los Angeles (LAX)

Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 54 minutes. It was cancelled 0.0% of the time.

On-time arrivals
81.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
54 min
Flights arriving 15+ minutes late
Flights tracked
163
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 41%
  • Late-arriving aircraft 32%
  • Air traffic control & airport 27%
  • Extreme weather 0%
  • Security 0%

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

Dulles (IAD) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 123 minutes. It was cancelled 4.9% of the time.

On-time arrivals
70.4%
Less than 15 minutes late
Cancelled
4.9%
Of scheduled flights
Average delay when late
123 min
Flights arriving 15+ minutes late
Flights tracked
103
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 67%
  • Extreme weather 13%
  • Airline (crew, maintenance, cleaning) 10%
  • Late-arriving aircraft 9%
  • Security 0%

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

Chicago (ORD) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 68 minutes. It was cancelled 1.4% of the time.

On-time arrivals
68.5%
Less than 15 minutes late
Cancelled
1.4%
Of scheduled flights
Average delay when late
68 min
Flights arriving 15+ minutes late
Flights tracked
74
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 42%
  • Air traffic control & airport 37%
  • Late-arriving aircraft 18%
  • Extreme weather 3%
  • Security 0%

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

Charleston (CHS) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 51% of the time, and when it is late the delay averages 95 minutes. It was cancelled 0.0% of the time.

On-time arrivals
49.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
95 min
Flights arriving 15+ minutes late
Flights tracked
50
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 50%
  • Late-arriving aircraft 45%
  • Airline (crew, maintenance, cleaning) 6%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Seattle (SEA)

Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.

On-time arrivals
82.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
78 min
Flights arriving 15+ minutes late
Flights tracked
45
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 41%
  • Air traffic control & airport 38%
  • Late-arriving aircraft 22%
  • Extreme weather 0%
  • Security 0%

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

Pittsburgh (PIT) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 127 minutes. It was cancelled 2.7% of the time.

On-time arrivals
94.4%
Less than 15 minutes late
Cancelled
2.7%
Of scheduled flights
Average delay when late
127 min
Flights arriving 15+ minutes late
Flights tracked
37
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).

Newark (EWR) to New Orleans (MSY)

Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.

On-time arrivals
68.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
35
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 62%
  • Airline (crew, maintenance, cleaning) 26%
  • Late-arriving aircraft 7%
  • Extreme weather 5%
  • Security 0%

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

Jackson (JAC) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 91 minutes. It was cancelled 0.0% of the time.

On-time arrivals
81.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
91 min
Flights arriving 15+ minutes late
Flights tracked
23
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 93%
  • Air traffic control & airport 7%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Miami (MIA)

Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 119 minutes. It was cancelled 0.0% of the time.

On-time arrivals
71.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
119 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Extreme weather 52%
  • Air traffic control & airport 22%
  • Late-arriving aircraft 19%
  • Airline (crew, maintenance, cleaning) 7%
  • Security 0%

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

Miami (MIA) to San Francisco (SFO)

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

On-time arrivals
68.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
94 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 54%
  • Airline (crew, maintenance, cleaning) 29%
  • Air traffic control & airport 17%
  • Extreme weather 0%
  • Security 0%

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

Los Angeles (LAX) to Orlando (MCO)

Only 3 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
3
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 86.5% 53
October 2025 78.4% 37
November 2025 75.8% 63
December 2025 71.0% 62
January 2026 88.3% 61
February 2026 73.2% 56
March 2026 82.9% 35
April 2026 44.8% 30
May 2026 69.2% 39
June 2026 70.4% 54
July 2026 59.3% 31
August 2026 72.5% 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.