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Flight Reliability

WN 1884 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1884 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

82%
Arrive within 15 minutes
3 min
Average arrival delay
1.0%
Cancelled
5 min early
Median arrival delay

Based on 399 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(52 flights)
  • Tue80%(60 flights)
  • Wed73%(64 flights)
  • Thu85%(54 flights)
  • Fri91%(54 flights)
  • Sat85%(39 flights)
  • Sun81%(72 flights)
On-time by departure window
  • 6–9 AM99%(86 flights)
  • 9 AM–12 PM72%(90 flights)
  • 12–3 PM81%(69 flights)
  • 3–6 PM80%(86 flights)
  • 6–9 PM78%(64 flights)
On-time trend by month
58%
May

Jun 77% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%17
July 202565%17
August 202592%25
September 202596%26
October 202578%55
November 202595%60
December 202592%51
January 202691%33
February 202679%28
March 202670%23
April 202669%29
May 202658%31
Departures on time
78%
Diverted
0%
Flights flown
395
Months covered
12

Keep nerding

Based on 399 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.