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Flight DL1309

Delta Air Lines flight DL1309

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Looking for DL1309 in the air…

Atlanta (ATL) to Dulles (IAD)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 72 minutes. It was cancelled 2.1% of the time.

On-time arrivals
72.6%
Less than 15 minutes late
Cancelled
2.1%
Of scheduled flights
Average delay when late
72 min
Flights arriving 15+ minutes late
Flights tracked
287
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 48%
  • Air traffic control & airport 26%
  • Late-arriving aircraft 24%
  • Extreme weather 1%
  • Security 0%

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

Dulles (IAD) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 179 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
179 min
Flights arriving 15+ minutes late
Flights tracked
25
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 91%
  • Late-arriving aircraft 7%
  • Air traffic control & airport 1%
  • Extreme weather 0%
  • Security 0%

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

In the news

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

On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 100.0% 13
October 2025 89.7% 29
November 2025 82.8% 30
December 2025 77.3% 22
January 2026 95.2% 24
February 2026 86.1% 36
March 2026 69.7% 33
April 2026 65.4% 26
May 2026 53.8% 26
June 2026 65.2% 24
July 2026 56.0% 26
August 2026 52.2% 23

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.