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Flight WN1500

Southwest Airlines flight WN1500

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  • Advisory Coastal Flood Statement FLL

    COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING

    Weather

Denver (DEN) to New York (LGA)

Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 68 minutes. It was cancelled 5.2% of the time.

On-time arrivals
76.4%
Less than 15 minutes late
Cancelled
5.2%
Of scheduled flights
Average delay when late
68 min
Flights arriving 15+ minutes late
Flights tracked
58
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 51%
  • Airline (crew, maintenance, cleaning) 36%
  • Air traffic control & airport 13%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Baltimore (BWI)

Historically, this flight arrives 15+ minutes late 73% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.

On-time arrivals
26.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
78 min
Flights arriving 15+ minutes late
Flights tracked
52
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 70%
  • Airline (crew, maintenance, cleaning) 20%
  • Air traffic control & airport 9%
  • Extreme weather 1%
  • Security 0%

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

Dallas (DAL) to Charlotte (CLT)

Historically, this flight arrives 15+ minutes late 53% of the time, and when it is late the delay averages 52 minutes. It was cancelled 2.0% of the time.

On-time arrivals
46.9%
Less than 15 minutes late
Cancelled
2.0%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
50
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 49%
  • Air traffic control & airport 26%
  • Late-arriving aircraft 24%
  • Extreme weather 0%
  • Security 0%

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

Burbank (BUR) to Las Vegas (LAS)

Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 66 minutes. It was cancelled 0.0% of the time.

On-time arrivals
71.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
66 min
Flights arriving 15+ minutes late
Flights tracked
45
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 51%
  • Air traffic control & airport 46%
  • Airline (crew, maintenance, cleaning) 4%
  • Extreme weather 0%
  • Security 0%

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

Baltimore (BWI) to Fort Lauderdale (FLL)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 34 minutes. It was cancelled 0.0% of the time.

On-time arrivals
85.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
34 min
Flights arriving 15+ minutes late
Flights tracked
40
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 45%
  • Air traffic control & airport 27%
  • Late-arriving aircraft 15%
  • Security 14%
  • Extreme weather 0%

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

Buffalo (BUF) to Baltimore (BWI)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 57 minutes. It was cancelled 0.0% of the time.

On-time arrivals
89.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
57 min
Flights arriving 15+ minutes late
Flights tracked
29
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 94%
  • Late-arriving aircraft 6%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (MDW) to Ontario (ONT)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 42 minutes. It was cancelled 0.0% of the time.

On-time arrivals
73.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
23
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 69%
  • Airline (crew, maintenance, cleaning) 23%
  • Air traffic control & airport 8%
  • Extreme weather 0%
  • Security 0%

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

Austin (AUS) to Tampa (TPA)

Only 18 flights on record, which is too few for reliable odds.

On-time arrivals
27.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
70 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 65%
  • Airline (crew, maintenance, cleaning) 34%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

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

Las Vegas (LAS) to Tucson (TUS)

Only 18 flights on record, which is too few for reliable odds.

On-time arrivals
77.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 67%
  • Air traffic control & airport 24%
  • Airline (crew, maintenance, cleaning) 9%
  • Extreme weather 0%
  • Security 0%

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

Tucson (TUS) to Denver (DEN)

Only 18 flights on record, which is too few for reliable odds.

On-time arrivals
83.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
39 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 62%
  • Air traffic control & airport 37%
  • Airline (crew, maintenance, cleaning) 1%
  • Extreme weather 0%
  • Security 0%

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

Raleigh/Durham (RDU) to Chicago (MDW)

Only 17 flights on record, which is too few for reliable odds.

On-time arrivals
76.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
72 min
Flights arriving 15+ minutes late
Flights tracked
17
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 90%
  • Airline (crew, maintenance, cleaning) 10%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to Raleigh/Durham (RDU)

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

On-time arrivals
84.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
84 min
Flights arriving 15+ minutes late
Flights tracked
13
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 81%
  • Airline (crew, maintenance, cleaning) 18%
  • Air traffic control & airport 1%
  • Extreme weather 0%
  • Security 0%

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

Atlanta (ATL) to Orlando (MCO)

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

On-time arrivals
81.8%
Less than 15 minutes late
Cancelled
8.3%
Of scheduled flights
Average delay when late
105 min
Flights arriving 15+ minutes late
Flights tracked
12
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 93%
  • Air traffic control & airport 7%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Orlando (MCO) to Chicago (MDW)

Only 10 flights on record, which is too few for reliable odds.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
31 min
Flights arriving 15+ minutes late
Flights tracked
10
Scheduled flights in the period

What caused the delays

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

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

Denver (DEN) to Spokane (GEG)

Only 8 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
45 min
Flights arriving 15+ minutes late
Flights tracked
8
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 51%
  • Air traffic control & airport 27%
  • Late-arriving aircraft 22%
  • Extreme weather 0%
  • Security 0%

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

Tampa (TPA) to Buffalo (BUF)

Only 8 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
8
Scheduled flights in the period

Fort Lauderdale (FLL) to Buffalo (BUF)

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

Spokane (GEG) to San Jose (SJC)

Only 4 flights on record, which is too few for reliable odds.

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
36 min
Flights arriving 15+ minutes late
Flights tracked
4
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 70%
  • Airline (crew, maintenance, cleaning) 30%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Dallas (DAL) to Jacksonville (JAX)

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

Washington (DCA) to Las Vegas (LAS)

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

Denver (DEN) to Phoenix (PHX)

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

San Antonio (SAT) to Dallas (DAL)

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

In the news

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 77.0% 61
October 2025 92.9% 42
November 2025 75.0% 56
December 2025 66.7% 39
January 2026 59.4% 33
February 2026 76.9% 28
March 2026 86.7% 30
April 2026 66.7% 27
May 2026 46.2% 27
June 2026 19.2% 26
July 2026 37.9% 29
August 2026 66.7% 34

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.