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Flight DL1537

Delta Air Lines flight DL1537

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Looking for DL1537 in the air…

Detroit (DTW) to St Louis (STL)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 64 minutes. It was cancelled 0.0% of the time.

On-time arrivals
74.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
64 min
Flights arriving 15+ minutes late
Flights tracked
93
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 66%
  • Late-arriving aircraft 28%
  • Air traffic control & airport 6%
  • Extreme weather 0%
  • Security 0%

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

Blountville (TRI) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 232 minutes. It was cancelled 2.3% of the time.

On-time arrivals
90.5%
Less than 15 minutes late
Cancelled
2.3%
Of scheduled flights
Average delay when late
232 min
Flights arriving 15+ minutes late
Flights tracked
86
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 95%
  • Late-arriving aircraft 5%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

St Louis (STL) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.

On-time arrivals
83.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
68
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 72%
  • Airline (crew, maintenance, cleaning) 15%
  • Extreme weather 10%
  • Air traffic control & airport 3%
  • Security 0%

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

Charlotte (CLT) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 280 minutes. It was cancelled 1.6% of the time.

On-time arrivals
88.5%
Less than 15 minutes late
Cancelled
1.6%
Of scheduled flights
Average delay when late
280 min
Flights arriving 15+ minutes late
Flights tracked
62
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 89%
  • Late-arriving aircraft 6%
  • Air traffic control & airport 5%
  • Extreme weather 0%
  • Security 0%

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

Austin (AUS) to Minneapolis (MSP)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 112 minutes. It was cancelled 2.8% of the time.

On-time arrivals
88.6%
Less than 15 minutes late
Cancelled
2.8%
Of scheduled flights
Average delay when late
112 min
Flights arriving 15+ minutes late
Flights tracked
36
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 88%
  • Air traffic control & airport 7%
  • Airline (crew, maintenance, cleaning) 6%
  • Extreme weather 0%
  • Security 0%

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

Los Angeles (LAX) to Las Vegas (LAS)

Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 76 minutes. It was cancelled 3.2% of the time.

On-time arrivals
70.0%
Less than 15 minutes late
Cancelled
3.2%
Of scheduled flights
Average delay when late
76 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 73%
  • Late-arriving aircraft 14%
  • Air traffic control & airport 13%
  • Extreme weather 0%
  • Security 0%

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

Greenville/Greer/Spartanburg (GSP) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 38 minutes. It was cancelled 4.2% of the time.

On-time arrivals
91.3%
Less than 15 minutes late
Cancelled
4.2%
Of scheduled flights
Average delay when late
38 min
Flights arriving 15+ minutes late
Flights tracked
24
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).

Memphis (MEM) to Atlanta (ATL)

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

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
7.7%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
13
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 90.6% 32
October 2025 80.4% 46
November 2025 78.7% 47
December 2025 71.1% 46
January 2026 86.2% 30
February 2026 89.3% 28
March 2026 86.7% 31
April 2026 93.1% 30
May 2026 70.0% 31
June 2026 93.1% 30
July 2026 90.3% 31
August 2026 90.0% 31

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.