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Flight Reliability

WN 1490 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1490 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

66%
Arrive within 15 minutes
18 min
Average arrival delay
0.2%
Cancelled
4 min
Median arrival delay

Based on 456 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon52%(82 flights)
  • Tue77%(52 flights)
  • Wed79%(52 flights)
  • Thu64%(83 flights)
  • Fri56%(77 flights)
  • Sat70%(70 flights)
  • Sun82%(39 flights)
On-time by departure window
  • 3–6 AM—(5 flights)
  • 6–9 AM90%(30 flights)
  • 9 AM–12 PM96%(54 flights)
  • 12–3 PM57%(116 flights)
  • 3–6 PM60%(172 flights)
  • 6–9 PM61%(77 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
58%
May

Jun 35% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202535%58
July 202552%58
August 202574%43
September 202595%39
October 202581%43
November 202594%18
December 202563%27
January 202675%28
February 202689%28
March 202671%31
April 202651%39
May 202658%43
Departures on time
58%
Diverted
0%
Flights flown
455
Months covered
12

Keep nerding

Based on 456 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.