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Flight WN3897

Southwest Airlines flight WN3897

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  • Advisory Coastal Flood Advisory OAK, SFO, SQL, STS

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

St Louis (STL) to Baltimore (BWI)

Historically, this flight arrives 15+ minutes late 58% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.

On-time arrivals
42.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
60
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 63%
  • Airline (crew, maintenance, cleaning) 30%
  • Air traffic control & airport 5%
  • Extreme weather 2%
  • Security 0%

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

PBI → BNA

Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.0% of the time.

On-time arrivals
60.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
63 min
Flights arriving 15+ minutes late
Flights tracked
33
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 75%
  • Air traffic control & airport 14%
  • Airline (crew, maintenance, cleaning) 9%
  • Security 2%
  • Extreme weather 0%

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

Salt Lake City (SLC) to Chicago (MDW)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 28 minutes. It was cancelled 0.0% of the time.

On-time arrivals
90.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
28 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 42%
  • Air traffic control & airport 32%
  • Late-arriving aircraft 26%
  • Extreme weather 0%
  • Security 0%

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

Kahului (OGG) to Honolulu, Oahu (HNL)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 16 minutes. It was cancelled 0.0% of the time.

On-time arrivals
96.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
16 min
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

What caused the delays

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

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

Phoenix (PHX) to Sacramento (SMF)

Historically, this flight arrives 15+ minutes late 58% of the time, and when it is late the delay averages 47 minutes. It was cancelled 0.0% of the time.

On-time arrivals
41.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 88%
  • Air traffic control & airport 7%
  • Airline (crew, maintenance, cleaning) 5%
  • Extreme weather 0%
  • Security 0%

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

Santa Rosa (STS) to Burbank (BUR)

Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 49 minutes. It was cancelled 0.0% of the time.

On-time arrivals
91.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
49 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 55%
  • Airline (crew, maintenance, cleaning) 45%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Oakland (OAK) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.0% of the time.

On-time arrivals
72.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
56 min
Flights arriving 15+ minutes late
Flights tracked
22
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 50%
  • Air traffic control & airport 36%
  • Airline (crew, maintenance, cleaning) 14%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to El Paso (ELP)

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

What caused the delays

  • Late-arriving aircraft 53%
  • Airline (crew, maintenance, cleaning) 47%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to Panama City Beach (ECP)

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

On-time arrivals
87.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
57 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 65%
  • Airline (crew, maintenance, cleaning) 35%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Atlanta (ATL) to Indianapolis (IND)

Only 9 flights on record, which is too few for reliable odds.

On-time arrivals
88.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
160 min
Flights arriving 15+ minutes late
Flights tracked
9
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).

Baltimore (BWI) to Orlando (MCO)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
20.0%
Of scheduled flights
Average delay when late
33 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 75%
  • Air traffic control & airport 14%
  • Airline (crew, maintenance, cleaning) 11%
  • Extreme weather 0%
  • Security 0%

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

Las Vegas (LAS) to El Paso (ELP)

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
34 min
Flights arriving 15+ minutes late
Flights tracked
4
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).

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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 93.3% 30
November 2025 65.0% 20
December 2025 92.3% 26
January 2026 50.0% 4
February 2026 66.7% 4
March 2026 60.7% 28
April 2026 59.1% 22
May 2026 56.5% 23
June 2026 35.7% 28
July 2026 51.7% 30
August 2026 85.2% 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.