WN590

WN590 (Southwest Airlines) is a multi-stop service on 41 routes, busiest Salt Lake City to Austin. Of 714 departures recorded from October 2024 to July 2026, 82.8% 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
January3527▼ 22.9%
February2023▲ 15.0%
March3650▲ 38.9%
April2132▲ 52.4%
May1926▲ 36.8%
June2730▲ 11.1%
July31310.0%
August28––
September26––
October32–in progress
November35––
December43––
Year to date (Jan–Jul)189219▲ 15.9%

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
January71.4%88.5%▲ 23.8%
February95.0%86.4%▼ 9.1%
March62.9%85.7%▲ 36.4%
April81.0%96.9%▲ 19.7%
May68.4%100.0%▲ 46.2%
June70.4%66.7%▼ 5.3%
July77.4%80.7%▲ 4.2%
August89.3%––
September100.0%––
October84.4%–in progress
November77.1%––
December86.1%––
Year-to-date average (Jan–Jul)75.2%86.4%▲ 14.9%

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
January01–
February01–
March110.0%
April00–
May00–
June00–
July00–
August0––
September0––
October0–in progress
November0––
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% 708
  • Cancelled 0.8% 6

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

On time, leg by leg

  1. SLC–AUS61 73.8%
  2. AUS–LAS59 78.0%
  3. LGB–AUS50 96.0%
  4. DCA–MKE50 98.0%
  5. BNA–PHX44 92.9%
  6. DEN–MSP38 94.7%
  7. RDU–BWI33 87.9%
  8. MDW–LGA33 53.1%

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

Legs flown under this number

8
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 17 17 82.4% 0
November 2024 80 78 85.9% 2
December 2024 45 45 84.4% 0
January 2025 35 35 71.4% 0
February 2025 20 20 95.0% 0
March 2025 36 35 62.9% 1
April 2025 21 21 81.0% 0
May 2025 19 19 68.4% 0
June 2025 27 27 70.4% 0
July 2025 31 31 77.4% 0
August 2025 28 28 89.3% 0
September 2025 26 26 100.0% 0
October 2025 32 32 84.4% 0
November 2025 35 35 77.1% 0
December 2025 43 43 86.1% 0
January 2026 27 26 88.5% 1
February 2026 23 22 86.4% 1
March 2026 50 49 85.7% 1
April 2026 32 32 96.9% 0
May 2026 26 26 100.0% 0
June 2026 30 30 66.7% 0
July 2026 31 31 80.7% 0

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