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Flight UA1008

United Airlines flight UA1008

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  • 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 12% of the time, and when it is late the delay averages 68 minutes. It was cancelled 2.2% of the time.

On-time arrivals
88.3%
Less than 15 minutes late
Cancelled
2.2%
Of scheduled flights
Average delay when late
68 min
Flights arriving 15+ minutes late
Flights tracked
185
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 67%
  • Air traffic control & airport 25%
  • Extreme weather 5%
  • Late-arriving aircraft 2%
  • Security 0%

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

Chicago (ORD) to Santa Barbara (SBA)

Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.

On-time arrivals
75.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
148
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 42%
  • Air traffic control & airport 35%
  • Airline (crew, maintenance, cleaning) 23%
  • 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 16% of the time, and when it is late the delay averages 88 minutes. It was cancelled 0.0% of the time.

On-time arrivals
84.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
88 min
Flights arriving 15+ minutes late
Flights tracked
131
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 61%
  • Airline (crew, maintenance, cleaning) 36%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

Syracuse (SYR) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 74 minutes. It was cancelled 4.4% of the time.

On-time arrivals
81.4%
Less than 15 minutes late
Cancelled
4.4%
Of scheduled flights
Average delay when late
74 min
Flights arriving 15+ minutes late
Flights tracked
45
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 83%
  • Air traffic control & airport 17%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

St Louis (STL) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 113 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
113 min
Flights arriving 15+ minutes late
Flights tracked
35
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 77%
  • Extreme weather 13%
  • Airline (crew, maintenance, cleaning) 10%
  • Late-arriving aircraft 0%
  • Security 0%

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

San Francisco (SFO) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 39 minutes. It was cancelled 0.0% of the time.

On-time arrivals
91.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
39 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 67%
  • Air traffic control & airport 33%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

San Antonio (SAT) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 84 minutes. It was cancelled 0.0% of the time.

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
84 min
Flights arriving 15+ minutes late
Flights tracked
20
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 89%
  • Airline (crew, maintenance, cleaning) 11%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Albany (ALB)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
28.6%
Of scheduled flights
Average delay when late
33 min
Flights arriving 15+ minutes late
Flights tracked
7
Scheduled flights in the period

What caused the delays

  • Extreme weather 55%
  • Air traffic control & airport 45%
  • Airline (crew, maintenance, cleaning) 0%
  • Late-arriving aircraft 0%
  • Security 0%

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

Hayden (HDN) to Dulles (IAD)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
60.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
144 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 88%
  • Airline (crew, maintenance, cleaning) 12%
  • Air traffic control & airport 0%
  • 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 93.3% 60
October 2025 88.7% 62
November 2025 83.3% 60
December 2025 77.8% 55
January 2026 93.2% 60
February 2026 80.6% 39
March 2026 76.7% 31
April 2026 62.1% 30
May 2026 73.8% 42
June 2026 79.3% 58
July 2026 91.7% 62
August 2026 75.6% 41

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.