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Flight UA1284

United Airlines flight UA1284

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  • Advisory Coastal Flood Statement FLL

    COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING

    Weather

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Cleveland (CLE) to Dulles (IAD)

Historically, this flight arrives 15+ minutes late 2% of the time, and when it is late the delay averages 61 minutes. It was cancelled 0.0% of the time.

On-time arrivals
98.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
61 min
Flights arriving 15+ minutes late
Flights tracked
49
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 85%
  • Air traffic control & airport 15%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Los Angeles (LAX) to Seattle (SEA)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 38 minutes. It was cancelled 0.0% of the time.

On-time arrivals
86.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
38 min
Flights arriving 15+ minutes late
Flights tracked
43
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 71%
  • Airline (crew, maintenance, cleaning) 17%
  • Air traffic control & airport 12%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 43 minutes. It was cancelled 2.7% of the time.

On-time arrivals
86.1%
Less than 15 minutes late
Cancelled
2.7%
Of scheduled flights
Average delay when late
43 min
Flights arriving 15+ minutes late
Flights tracked
37
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 59%
  • Air traffic control & airport 30%
  • Late-arriving aircraft 11%
  • Extreme weather 0%
  • Security 0%

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

Los Angeles (LAX) to Bozeman (BZN)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 42 minutes. It was cancelled 0.0% of the time.

On-time arrivals
94.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
37
Scheduled flights in the period

What caused the delays

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

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

Fort Lauderdale (FLL) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 4.8% of the time.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
4.8%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

Los Angeles (LAX) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 85 minutes. It was cancelled 0.0% of the time.

On-time arrivals
85.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
85 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 50%
  • Airline (crew, maintenance, cleaning) 47%
  • Air traffic control & airport 4%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Newark (EWR)

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

On-time arrivals
78.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 45%
  • Airline (crew, maintenance, cleaning) 40%
  • Air traffic control & airport 8%
  • Extreme weather 7%
  • Security 0%

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

San Francisco (SFO) to Chicago (ORD)

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

On-time arrivals
84.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
76 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 75%
  • Air traffic control & airport 22%
  • Airline (crew, maintenance, cleaning) 3%
  • Extreme weather 0%
  • Security 0%

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

EWR → PBI

Only 16 flights on record, which is too few for reliable odds.

On-time arrivals
68.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
97 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 79%
  • Air traffic control & airport 10%
  • Extreme weather 6%
  • Airline (crew, maintenance, cleaning) 5%
  • Security 0%

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

Houston (IAH) to Bozeman (BZN)

Only 6 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
6
Scheduled flights in the period

Chicago (ORD) to Fresno (FAT)

Only 3 flights on record, which is too few for reliable odds.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
26 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 85%
  • Airline (crew, maintenance, cleaning) 15%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to San Antonio (SAT)

Only 3 flights on record, which is too few for reliable odds.

On-time arrivals
33.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
63 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 38%
  • Airline (crew, maintenance, cleaning) 34%
  • Air traffic control & airport 28%
  • Extreme weather 0%
  • Security 0%

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

Dulles (IAD) to Norfolk (ORF)

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

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 96.7% 30
October 2025 100.0% 31
November 2025 96.6% 30
December 2025 77.8% 45
January 2026 80.0% 36
February 2026 89.3% 28
March 2026 85.7% 7
April 2026 81.5% 27
May 2026 80.0% 20
August 2026 100.0% 21

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

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