Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 2891 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2891 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
14 min
Average arrival delay
1.0%
Cancelled
0 min
Median arrival delay

Based on 387 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(57 flights)
  • Tue67%(57 flights)
  • Wed59%(58 flights)
  • Thu69%(54 flights)
  • Fri69%(52 flights)
  • Sat65%(51 flights)
  • Sun65%(54 flights)
On-time by departure window
  • 6–9 AM94%(36 flights)
  • 9 AM–12 PM67%(52 flights)
  • 12–3 PM87%(37 flights)
  • 3–6 PM63%(144 flights)
  • 6–9 PM50%(66 flights)
  • 9 PM–12 AM63%(48 flights)
On-time trend by month
13%
May

Jun 69% → May 13% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%32
July 202583%30
August 202579%34
September 202579%34
October 202587%31
November 202568%47
December 202575%47
January 202687%15
March 202668%28
April 202640%38
May 202613%38
Departures on time
66%
Diverted
0%
Flights flown
383
Months covered
12

Keep nerding

Based on 387 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.