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Flight UA1525

United Airlines flight UA1525

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Looking for UA1525 in the air…

  • Advisory Airport Closure SNA

    Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.

    Airport status

  • Advisory Coastal Flood Advisory CLD, SAN, SNA

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

    Weather

Newark (EWR) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 93 minutes. It was cancelled 0.9% of the time.

On-time arrivals
77.1%
Less than 15 minutes late
Cancelled
0.9%
Of scheduled flights
Average delay when late
93 min
Flights arriving 15+ minutes late
Flights tracked
340
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 33%
  • Late-arriving aircraft 32%
  • Airline (crew, maintenance, cleaning) 23%
  • Extreme weather 12%
  • 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 6% of the time, and when it is late the delay averages 84 minutes. It was cancelled 3.7% of the time.

On-time arrivals
93.8%
Less than 15 minutes late
Cancelled
3.7%
Of scheduled flights
Average delay when late
84 min
Flights arriving 15+ minutes late
Flights tracked
134
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 74%
  • Air traffic control & airport 26%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Austin (AUS)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
53 min
Flights arriving 15+ minutes late
Flights tracked
55
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 54%
  • Late-arriving aircraft 29%
  • Air traffic control & airport 16%
  • Extreme weather 0%
  • Security 0%

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

PBI → EWR

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 46 minutes. It was cancelled 4.0% of the time.

On-time arrivals
93.8%
Less than 15 minutes late
Cancelled
4.0%
Of scheduled flights
Average delay when late
46 min
Flights arriving 15+ minutes late
Flights tracked
50
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 84%
  • Airline (crew, maintenance, cleaning) 16%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Portland (PDX)

Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 71 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
71 min
Flights arriving 15+ minutes late
Flights tracked
35
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 57%
  • Airline (crew, maintenance, cleaning) 21%
  • Air traffic control & airport 13%
  • Extreme weather 8%
  • Security 0%

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

Norfolk (ORF) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 3.3% of the time.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
3.3%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

Chicago (ORD) to Miami (MIA)

Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 124 minutes. It was cancelled 0.0% of the time.

On-time arrivals
60.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
124 min
Flights arriving 15+ minutes late
Flights tracked
28
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 55%
  • Extreme weather 22%
  • Air traffic control & airport 18%
  • Airline (crew, maintenance, cleaning) 5%
  • Security 0%

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

Chicago (ORD) to Los Angeles (LAX)

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
43 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

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

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

Chicago (ORD) to Santa Ana (SNA)

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

On-time arrivals
81.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
112 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 59%
  • Airline (crew, maintenance, cleaning) 15%
  • Extreme weather 14%
  • Air traffic control & airport 13%
  • Security 0%

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

Portland (PWM) to Newark (EWR)

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

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
78 min
Flights arriving 15+ minutes late
Flights tracked
16
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).

Chicago (ORD) to San Jose (SJC)

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 92.1% 90
October 2025 61.7% 60
November 2025 64.2% 53
December 2025 76.1% 92
January 2026 83.1% 63
February 2026 100.0% 38
March 2026 82.1% 39
April 2026 86.2% 30
May 2026 92.2% 51
June 2026 82.9% 84
July 2026 83.3% 62
August 2026 82.3% 62

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.