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Flight DL1529

Delta Air Lines flight DL1529

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Looking for DL1529 in the air…

Detroit (DTW) to Houston (IAH)

Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.5% of the time.

On-time arrivals
71.6%
Less than 15 minutes late
Cancelled
0.5%
Of scheduled flights
Average delay when late
59 min
Flights arriving 15+ minutes late
Flights tracked
203
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 57%
  • Air traffic control & airport 30%
  • Late-arriving aircraft 12%
  • Extreme weather 1%
  • Security 0%

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

Houston (IAH) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 82 minutes. It was cancelled 1.4% of the time.

On-time arrivals
71.3%
Less than 15 minutes late
Cancelled
1.4%
Of scheduled flights
Average delay when late
82 min
Flights arriving 15+ minutes late
Flights tracked
145
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 48%
  • Late-arriving aircraft 43%
  • Air traffic control & airport 9%
  • Extreme weather 0%
  • Security 0%

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

Atlanta (ATL) to Chattanooga (CHA)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 48 minutes. It was cancelled 3.2% of the time.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
3.2%
Of scheduled flights
Average delay when late
48 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 61%
  • Airline (crew, maintenance, cleaning) 37%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

New Orleans (MSY) to New York (JFK)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 43 minutes. It was cancelled 3.2% of the time.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
3.2%
Of scheduled flights
Average delay when late
43 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 91%
  • Air traffic control & airport 6%
  • Airline (crew, maintenance, cleaning) 3%
  • Extreme weather 0%
  • Security 0%

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

Columbus (CMH) to Atlanta (ATL)

Only 13 flights on record, which is too few for reliable odds.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
7.7%
Of scheduled flights
Average delay when late
139 min
Flights arriving 15+ minutes late
Flights tracked
13
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 79%
  • Late-arriving aircraft 18%
  • Airline (crew, maintenance, cleaning) 3%
  • Extreme weather 0%
  • Security 0%

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

San Jose (SJC) to Atlanta (ATL)

Only 12 flights on record, which is too few for reliable odds.

On-time arrivals
90.9%
Less than 15 minutes late
Cancelled
8.3%
Of scheduled flights
Average delay when late
51 min
Flights arriving 15+ minutes late
Flights tracked
12
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).

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 86.4% 44
October 2025 81.5% 27
November 2025 84.2% 19
December 2025 52.0% 26
January 2026 84.0% 26
February 2026 68.8% 17
March 2026 61.7% 49
April 2026 63.2% 38
May 2026 75.9% 30
June 2026 64.7% 51
July 2026 70.9% 57
August 2026 86.3% 51

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.