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Flight UA794

United Airlines flight UA794

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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 Boston (BOS)

Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 82 minutes. It was cancelled 2.4% of the time.

On-time arrivals
60.8%
Less than 15 minutes late
Cancelled
2.4%
Of scheduled flights
Average delay when late
82 min
Flights arriving 15+ minutes late
Flights tracked
82
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 55%
  • Late-arriving aircraft 27%
  • Extreme weather 11%
  • Airline (crew, maintenance, cleaning) 7%
  • Security 0%

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

Raleigh/Durham (RDU) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 45 minutes. It was cancelled 0.0% of the time.

On-time arrivals
84.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
45 min
Flights arriving 15+ minutes late
Flights tracked
73
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 52%
  • Air traffic control & airport 24%
  • Late-arriving aircraft 23%
  • Extreme weather 0%
  • Security 0%

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

Tampa (TPA) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 90 minutes. It was cancelled 0.0% of the time.

On-time arrivals
76.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
90 min
Flights arriving 15+ minutes late
Flights tracked
68
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 81%
  • Late-arriving aircraft 13%
  • Airline (crew, maintenance, cleaning) 6%
  • Extreme weather 0%
  • Security 0%

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

Houston (IAH) to Midland (MAF)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 69 minutes. It was cancelled 0.0% of the time.

On-time arrivals
93.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
69 min
Flights arriving 15+ minutes late
Flights tracked
46
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 63%
  • Late-arriving aircraft 37%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Bozeman (BZN) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 66 minutes. It was cancelled 0.0% of the time.

On-time arrivals
93.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
66 min
Flights arriving 15+ minutes late
Flights tracked
33
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 53%
  • Late-arriving aircraft 34%
  • Airline (crew, maintenance, cleaning) 13%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Tampa (TPA)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 84 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
84 min
Flights arriving 15+ minutes late
Flights tracked
32
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 63%
  • Airline (crew, maintenance, cleaning) 35%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

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

Baltimore (BWI) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 72 minutes. It was cancelled 0.0% of the time.

On-time arrivals
95.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
72 min
Flights arriving 15+ minutes late
Flights tracked
24
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).

San Francisco (SFO) to Pittsburgh (PIT)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 65 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
65 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 41%
  • Late-arriving aircraft 37%
  • Air traffic control & airport 22%
  • Extreme weather 0%
  • Security 0%

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

Miami (MIA) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 53% of the time, and when it is late the delay averages 86 minutes. It was cancelled 9.5% of the time.

On-time arrivals
47.4%
Less than 15 minutes late
Cancelled
9.5%
Of scheduled flights
Average delay when late
86 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 75%
  • Air traffic control & airport 19%
  • Airline (crew, maintenance, cleaning) 6%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Palm Springs (PSP)

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

Dayton (DAY) to Chicago (ORD)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
70 min
Flights arriving 15+ minutes late
Flights tracked
1
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).

Houston (IAH) to Columbus (CMH)

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

Norfolk (ORF) to Houston (IAH)

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

San Francisco (SFO) to Nashville (BNA)

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 91.7% 24
October 2025 93.9% 34
November 2025 79.2% 48
December 2025 81.8% 33
January 2026 86.2% 29
February 2026 60.0% 27
March 2026 93.9% 33
April 2026 91.5% 59
May 2026 76.7% 31
June 2026 73.3% 30
July 2026 58.6% 31
August 2026 58.1% 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.