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Flight UA1074

United Airlines flight UA1074

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  • Watch Ground Delay Program SAN

    Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes

    Reason: airport volume

    Airport status

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  • Advisory Coastal Flood Advisory CLD, SAN, SNA

    COASTAL FLOOD ADVISORY IN EFFECT FROM 4 AM FRIDAY TO NOON PST TUESDAY

    Weather

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Boston (BOS) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 72 minutes. It was cancelled 0.4% of the time.

On-time arrivals
77.8%
Less than 15 minutes late
Cancelled
0.4%
Of scheduled flights
Average delay when late
72 min
Flights arriving 15+ minutes late
Flights tracked
269
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 66%
  • Late-arriving aircraft 16%
  • Airline (crew, maintenance, cleaning) 16%
  • Extreme weather 2%
  • Security 0%

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

Newark (EWR) to Boston (BOS)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 66 minutes. It was cancelled 3.8% of the time.

On-time arrivals
94.1%
Less than 15 minutes late
Cancelled
3.8%
Of scheduled flights
Average delay when late
66 min
Flights arriving 15+ minutes late
Flights tracked
53
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 42%
  • Extreme weather 39%
  • Airline (crew, maintenance, cleaning) 19%
  • Late-arriving aircraft 0%
  • Security 0%

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

San Francisco (SFO) to San Diego (SAN)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 44 minutes. It was cancelled 2.1% of the time.

On-time arrivals
74.5%
Less than 15 minutes late
Cancelled
2.1%
Of scheduled flights
Average delay when late
44 min
Flights arriving 15+ minutes late
Flights tracked
48
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 55%
  • Airline (crew, maintenance, cleaning) 35%
  • Air traffic control & airport 9%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 3% of the time, and when it is late the delay averages 135 minutes. It was cancelled 0.0% of the time.

On-time arrivals
97.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
135 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).

Dulles (IAD) to Austin (AUS)

Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.0% of the time.

On-time arrivals
80.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
59 min
Flights arriving 15+ minutes late
Flights tracked
32
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 45%
  • Air traffic control & airport 33%
  • Airline (crew, maintenance, cleaning) 22%
  • Extreme weather 0%
  • Security 0%

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

Cleveland (CLE) to San Francisco (SFO)

Only 17 flights on record, which is too few for reliable odds.

On-time arrivals
88.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
23 min
Flights arriving 15+ minutes late
Flights tracked
17
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 53%
  • Airline (crew, maintenance, cleaning) 47%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Santa Barbara (SBA)

Only 13 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
13
Scheduled flights in the period

San Francisco (SFO) to Philadelphia (PHL)

Only 2 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
17 min
Flights arriving 15+ minutes late
Flights tracked
2
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).

Dallas-Fort Worth (DFW) to San Francisco (SFO)

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 86.7% 46
October 2025 75.0% 56
November 2025 83.3% 25
December 2025 87.3% 58
January 2026 87.7% 58
February 2026 86.5% 39
March 2026 93.5% 31
April 2026 93.5% 31
May 2026 83.3% 48
June 2026 66.7% 30
July 2026 52.4% 21
August 2026 69.0% 29

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.