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Flight DL1159

Delta Air Lines flight DL1159

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  • 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

Santa Ana (SNA) to Salt Lake City (SLC)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 100 minutes. It was cancelled 1.2% of the time.

On-time arrivals
74.1%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
100 min
Flights arriving 15+ minutes late
Flights tracked
86
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 69%
  • Late-arriving aircraft 29%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

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

Seattle (SEA) to Portland (PDX)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 52 minutes. It was cancelled 0.0% of the time.

On-time arrivals
83.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
62
Scheduled flights in the period

What caused the delays

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

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

Atlanta (ATL) to Tallahassee (TLH)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 115 minutes. It was cancelled 0.0% of the time.

On-time arrivals
94.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
115 min
Flights arriving 15+ minutes late
Flights tracked
50
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 85%
  • Late-arriving aircraft 10%
  • Air traffic control & airport 5%
  • Extreme weather 0%
  • Security 0%

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

Tallahassee (TLH) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 368 minutes. It was cancelled 0.0% of the time.

On-time arrivals
92.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
368 min
Flights arriving 15+ minutes late
Flights tracked
50
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 82%
  • Late-arriving aircraft 17%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

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

Milwaukee (MKE) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 97 minutes. It was cancelled 6.7% of the time.

On-time arrivals
92.9%
Less than 15 minutes late
Cancelled
6.7%
Of scheduled flights
Average delay when late
97 min
Flights arriving 15+ minutes late
Flights tracked
45
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 77%
  • Extreme weather 23%
  • Airline (crew, maintenance, cleaning) 0%
  • Air traffic control & airport 0%
  • Security 0%

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

Philadelphia (PHL) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 62 minutes. It was cancelled 0.0% of the time.

On-time arrivals
71.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
62 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 56%
  • Late-arriving aircraft 29%
  • Airline (crew, maintenance, cleaning) 15%
  • Extreme weather 0%
  • Security 0%

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

Detroit (DTW) to Providence/Warwick (PVD)

Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 82 minutes. It was cancelled 9.5% of the time.

On-time arrivals
78.9%
Less than 15 minutes late
Cancelled
9.5%
Of scheduled flights
Average delay when late
82 min
Flights arriving 15+ minutes late
Flights tracked
21
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).

Providence/Warwick (PVD) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 128 minutes. It was cancelled 9.5% of the time.

On-time arrivals
68.4%
Less than 15 minutes late
Cancelled
9.5%
Of scheduled flights
Average delay when late
128 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 83%
  • Late-arriving aircraft 17%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Tampa (TPA) to Boston (BOS)

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

On-time arrivals
53.3%
Less than 15 minutes late
Cancelled
6.2%
Of scheduled flights
Average delay when late
114 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 82%
  • Airline (crew, maintenance, cleaning) 14%
  • Air traffic control & airport 5%
  • 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 86.1% 36
October 2025 96.3% 54
November 2025 78.3% 50
December 2025 46.2% 14
January 2026 83.9% 31
February 2026 89.3% 28
March 2026 90.0% 21
April 2026 87.5% 25
May 2026 73.3% 31
June 2026 75.9% 30
July 2026 71.0% 31
August 2026 77.4% 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.