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Flight WN1575

Southwest Airlines flight WN1575

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Looking for WN1575 in the air…

Las Vegas (LAS) to Anchorage (ANC)

Historically, this flight arrives 15+ minutes late 59% of the time, and when it is late the delay averages 51 minutes. It was cancelled 0.0% of the time.

On-time arrivals
41.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
51 min
Flights arriving 15+ minutes late
Flights tracked
61
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 53%
  • Airline (crew, maintenance, cleaning) 33%
  • Air traffic control & airport 15%
  • Extreme weather 0%
  • Security 0%

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

San Antonio (SAT) to Baltimore (BWI)

Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 91 minutes. It was cancelled 0.0% of the time.

On-time arrivals
91.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
91 min
Flights arriving 15+ minutes late
Flights tracked
58
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 88%
  • Air traffic control & airport 12%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Dallas (DAL) to Austin (AUS)

Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.

On-time arrivals
59.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
53 min
Flights arriving 15+ minutes late
Flights tracked
57
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 82%
  • Airline (crew, maintenance, cleaning) 16%
  • Air traffic control & airport 1%
  • Extreme weather 0%
  • Security 0%

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

Nashville (BNA) to San Antonio (SAT)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 92 minutes. It was cancelled 3.0% of the time.

On-time arrivals
93.8%
Less than 15 minutes late
Cancelled
3.0%
Of scheduled flights
Average delay when late
92 min
Flights arriving 15+ minutes late
Flights tracked
33
Scheduled flights in the period

What caused the delays

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

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

Dallas (DAL) to Burbank (BUR)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.

On-time arrivals
93.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 53%
  • Airline (crew, maintenance, cleaning) 43%
  • Air traffic control & airport 4%
  • Extreme weather 0%
  • Security 0%

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

Austin (AUS) to El Paso (ELP)

Historically, this flight arrives 15+ minutes late 37% of the time, and when it is late the delay averages 54 minutes. It was cancelled 0.0% of the time.

On-time arrivals
63.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
54 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 95%
  • Airline (crew, maintenance, cleaning) 4%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to Chicago (MDW)

Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 51 minutes. It was cancelled 0.0% of the time.

On-time arrivals
51.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
51 min
Flights arriving 15+ minutes late
Flights tracked
28
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 47%
  • Late-arriving aircraft 34%
  • Airline (crew, maintenance, cleaning) 19%
  • 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 29% of the time, and when it is late the delay averages 89 minutes. It was cancelled 0.0% of the time.

On-time arrivals
71.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
89 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 67%
  • Airline (crew, maintenance, cleaning) 20%
  • Air traffic control & airport 14%
  • Extreme weather 0%
  • Security 0%

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

Las Vegas (LAS) to Phoenix (PHX)

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

On-time arrivals
68.8%
Less than 15 minutes late
Cancelled
11.1%
Of scheduled flights
Average delay when late
37 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 52%
  • Air traffic control & airport 25%
  • Airline (crew, maintenance, cleaning) 23%
  • Extreme weather 0%
  • Security 0%

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

Phoenix (PHX) to Dallas (DAL)

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

On-time arrivals
40.0%
Less than 15 minutes late
Cancelled
11.8%
Of scheduled flights
Average delay when late
41 min
Flights arriving 15+ minutes late
Flights tracked
17
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 52%
  • Late-arriving aircraft 42%
  • Air traffic control & airport 6%
  • Extreme weather 0%
  • Security 0%

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

Sacramento (SMF) to Los Angeles (LAX)

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

On-time arrivals
64.7%
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 73%
  • Airline (crew, maintenance, cleaning) 14%
  • Air traffic control & airport 8%
  • Security 6%
  • Extreme weather 0%

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

Chicago (MDW) to Fort Myers (RSW)

Only 16 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
16
Scheduled flights in the period

Baltimore (BWI) to Charlotte (CLT)

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

On-time arrivals
61.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
13
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 58%
  • Airline (crew, maintenance, cleaning) 39%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

Charlotte (CLT) to Dallas (DAL)

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

On-time arrivals
69.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
61 min
Flights arriving 15+ minutes late
Flights tracked
13
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 80%
  • Airline (crew, maintenance, cleaning) 15%
  • Air traffic control & airport 6%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Phoenix (PHX)

Only 11 flights on record, which is too few for reliable odds.

On-time arrivals
90.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
50 min
Flights arriving 15+ minutes late
Flights tracked
11
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 100%
  • Airline (crew, maintenance, cleaning) 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Bozeman (BZN)

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

On-time arrivals
62.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
31 min
Flights arriving 15+ minutes late
Flights tracked
8
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 42%
  • Late-arriving aircraft 37%
  • Airline (crew, maintenance, cleaning) 22%
  • Extreme weather 0%
  • Security 0%

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

Philadelphia (PHL) to Dallas (DAL)

Only 5 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
65 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 59%
  • Airline (crew, maintenance, cleaning) 41%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Las Vegas (LAS) to Seattle (SEA)

Only 2 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
73 min
Flights arriving 15+ minutes late
Flights tracked
2
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 99%
  • Airline (crew, maintenance, cleaning) 1%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Buffalo (BUF) to Las Vegas (LAS)

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
17 min
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 100%
  • Airline (crew, maintenance, cleaning) 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Baltimore (BWI) to Buffalo (BUF)

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
18 min
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 50%
  • Late-arriving aircraft 50%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Kansas City (MCI) to Los Angeles (LAX)

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

Manchester (MHT) to Baltimore (BWI)

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 93.3% 30
October 2025 68.3% 41
November 2025 67.1% 74
December 2025 57.4% 68
January 2026 71.4% 36
February 2026 95.0% 20
March 2026 56.0% 26
April 2026 85.7% 29
May 2026 93.5% 31
June 2026 36.7% 30
July 2026 48.4% 31
August 2026 81.5% 27

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.