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WanderNerd

Flight Reliability

WN 2849 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2849 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

68%
Arrive within 15 minutes
15 min
Average arrival delay
1.1%
Cancelled
3 min
Median arrival delay

Based on 368 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(58 flights)
  • Tue83%(57 flights)
  • Wed88%(56 flights)
  • Thu55%(56 flights)
  • Fri53%(55 flights)
  • Sat70%(43 flights)
  • Sun58%(38 flights)
On-time by departure window
  • 6–9 AM(4 flights)
  • 9 AM–12 PM83%(63 flights)
  • 12–3 PM88%(32 flights)
  • 3–6 PM68%(158 flights)
  • 6–9 PM52%(100 flights)
  • 9 PM–12 AM(6 flights)
On-time trend by month
63%
May

Jun 80% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%15
August 202580%44
September 202571%52
October 202584%32
November 202550%14
December 202570%23
January 202673%30
February 202664%28
March 202670%56
April 202642%36
May 202663%30
Departures on time
64%
Diverted
0.3%
Flights flown
363
Months covered
12

Based on 368 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.