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Flight WN4615

Southwest Airlines flight WN4615

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Looking for WN4615 in the air…

St Louis (STL) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 67% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.

On-time arrivals
33.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
44
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 54%
  • Airline (crew, maintenance, cleaning) 34%
  • Air traffic control & airport 10%
  • Security 2%
  • Extreme weather 0%

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

Las Vegas (LAS) to San Jose (SJC)

Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 32 minutes. It was cancelled 0.0% of the time.

On-time arrivals
94.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
32 min
Flights arriving 15+ minutes late
Flights tracked
34
Scheduled flights in the period

What caused the delays

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

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

Tampa (TPA) to Kansas City (MCI)

Historically, this flight arrives 15+ minutes late 57% of the time, and when it is late the delay averages 64 minutes. It was cancelled 0.0% of the time.

On-time arrivals
43.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
64 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 78%
  • Airline (crew, maintenance, cleaning) 10%
  • Air traffic control & airport 7%
  • Extreme weather 5%
  • Security 0%

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

Orlando (MCO) to New Orleans (MSY)

Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 124 minutes. It was cancelled 0.0% of the time.

On-time arrivals
74.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
124 min
Flights arriving 15+ minutes late
Flights tracked
28
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 52%
  • Air traffic control & airport 30%
  • Airline (crew, maintenance, cleaning) 18%
  • Extreme weather 0%
  • Security 0%

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

Nashville (BNA) to Sarasota/Bradenton (SRQ)

Only 16 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
55 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 56%
  • Airline (crew, maintenance, cleaning) 27%
  • Air traffic control & airport 17%
  • Extreme weather 0%
  • Security 0%

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

Oklahoma City (OKC) to Las Vegas (LAS)

Only 7 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
7
Scheduled flights in the period

Las Vegas (LAS) to Des Moines (DSM)

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

What caused the delays

  • Air traffic control & airport 56%
  • Airline (crew, maintenance, cleaning) 44%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

New Orleans (MSY) to Austin (AUS)

Only 4 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
4
Scheduled flights in the period

Houston (HOU) to Orlando (MCO)

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
203 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).

Phoenix (PHX) 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

San Jose (SJC) to Seattle (SEA)

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

What caused the delays

  • Airline (crew, maintenance, cleaning) 80%
  • Air traffic control & airport 20%
  • 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
Oct 2025 Aug 2026
Show as table
MonthOn timeFlights
October 2025 41.4% 29
November 2025 50.0% 4
December 2025 100.0% 3
January 2026 100.0% 1
February 2026 0.0% 1
April 2026 94.1% 17
May 2026 95.5% 22
June 2026 44.8% 29
July 2026 34.5% 30
August 2026 75.8% 35

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.