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Flight DL1737

Delta Air Lines flight DL1737

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Looking for DL1737 in the air…

Atlanta (ATL) to Chattanooga (CHA)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 72 minutes. It was cancelled 1.2% of the time.

On-time arrivals
89.2%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
72 min
Flights arriving 15+ minutes late
Flights tracked
84
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 81%
  • Late-arriving aircraft 12%
  • Air traffic control & airport 4%
  • Extreme weather 3%
  • Security 0%

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

Chattanooga (CHA) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 81 minutes. It was cancelled 1.2% of the time.

On-time arrivals
83.1%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
81 min
Flights arriving 15+ minutes late
Flights tracked
84
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 46%
  • Airline (crew, maintenance, cleaning) 23%
  • Extreme weather 16%
  • Air traffic control & airport 15%
  • Security 0%

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

Charlotte (CLT) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 41 minutes. It was cancelled 3.3% of the time.

On-time arrivals
89.7%
Less than 15 minutes late
Cancelled
3.3%
Of scheduled flights
Average delay when late
41 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 80%
  • Extreme weather 20%
  • Airline (crew, maintenance, cleaning) 0%
  • Air traffic control & airport 0%
  • Security 0%

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

Atlanta (ATL) to Fayetteville/Springdale/Rogers (XNA)

Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.

On-time arrivals
79.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
29
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 73%
  • Late-arriving aircraft 19%
  • Air traffic control & airport 8%
  • Extreme weather 0%
  • Security 0%

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

Memphis (MEM) to Minneapolis (MSP)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.

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
20
Scheduled flights in the period

Atlanta (ATL) to Indianapolis (IND)

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

On-time arrivals
93.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
73 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 78%
  • Late-arriving aircraft 22%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

New York (LGA) to Boston (BOS)

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

On-time arrivals
46.7%
Less than 15 minutes late
Cancelled
6.2%
Of scheduled flights
Average delay when late
75 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

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

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

Atlanta (ATL) to Raleigh/Durham (RDU)

Only 5 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
5
Scheduled flights in the period

Atlanta (ATL) to Milwaukee (MKE)

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
47 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 83%
  • Late-arriving aircraft 11%
  • Air traffic control & airport 6%
  • Extreme weather 0%
  • Security 0%

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

Milwaukee (MKE) to Atlanta (ATL)

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
56 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 71%
  • Airline (crew, maintenance, cleaning) 29%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Boston (BOS) to Minneapolis (MSP)

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

Fargo (FAR) to Atlanta (ATL)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
16 min
Flights arriving 15+ minutes late
Flights tracked
1
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).

In the news

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 76.0% 25
October 2025 100.0% 4
December 2025 66.7% 28
January 2026 88.0% 26
February 2026 88.9% 27
March 2026 100.0% 11
April 2026 100.0% 3
May 2026 80.0% 10
June 2026 93.2% 44
July 2026 84.6% 54
August 2026 83.3% 60

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.