WN1306

WN1306 (Southwest Airlines) is a multi-stop service on 30 routes, busiest Milwaukee to St Louis. Of 664 departures recorded from October 2024 to July 2026, 75.1% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January3231▼ 3.1%
February3325▼ 24.2%
March3231▼ 3.1%
April30300.0%
May31310.0%
June4625▼ 45.7%
July4626▼ 43.5%
August33––
September30––
October31–in progress
November31––
December31––
Year to date (Jan–Jul)250199▼ 20.4%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January90.3%80.0%▼ 11.4%
February100.0%56.0%▼ 44.0%
March87.5%83.3%▼ 4.8%
April73.3%83.3%▲ 13.6%
May83.9%58.1%▼ 30.8%
June47.8%70.8%▲ 48.1%
July37.0%65.4%▲ 76.9%
August84.9%––
September93.3%––
October80.7%–in progress
November86.7%––
December87.1%––
Year-to-date average (Jan–Jul)74.3%71.0%▼ 4.4%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January110.0%
February00–
March01–
April00–
May00–
June01–
July00–
August0––
September0––
October0–in progress
November1––
December0––
Year to date (Jan–Jul)13▲ 200.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 99.2% 659
  • Cancelled 0.8% 5

Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 2026

On time, leg by leg

  1. MKE–STL79 97.4%
  2. BNA–LAS73 50.0%
  3. LAS–OAK60 43.3%
  4. BNA–SAN60 88.3%
  5. BWI–SAN58 67.2%
  6. SAN–DEN50 78.0%
  7. AUS–LAX42 97.6%
  8. STL–BNA33 81.8%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

10
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 18 18 88.9% 0
November 2024 15 15 66.7% 0
December 2024 26 26 73.1% 0
January 2025 32 31 90.3% 1
February 2025 33 33 100.0% 0
March 2025 32 32 87.5% 0
April 2025 30 30 73.3% 0
May 2025 31 31 83.9% 0
June 2025 46 46 47.8% 0
July 2025 46 46 37.0% 0
August 2025 33 33 84.9% 0
September 2025 30 30 93.3% 0
October 2025 31 31 80.7% 0
November 2025 31 30 86.7% 1
December 2025 31 31 87.1% 0
January 2026 31 30 80.0% 1
February 2026 25 25 56.0% 0
March 2026 31 30 83.3% 1
April 2026 30 30 83.3% 0
May 2026 31 31 58.1% 0
June 2026 25 24 70.8% 1
July 2026 26 26 65.4% 0

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