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US aircraft · WN

N8566Z

Boeing 737-800, Southwest Airlines

N8566Z is a Boeing 737-800 flown by Southwest Airlines, built in 2018. From August 2025 to July 2026 it flew 1,860 flights, most often Dallas to Phoenix, and 74% arrived within 15 minutes of schedule.

1,860
flights in 12 months
74%
on time (within 15 min)
10
airports
8 yr
age

August 2025 to July 2026. Flights from US Bureau of Transportation Statistics on-time records (public domain); aircraft details from the FAA aircraft register.

Where N8566Z flies

  1. Dallas to Phoenix7 flights
  2. San Diego to Austin6 flights
  3. Houston to Dallas5 flights
  4. Boston to Baltimore4 flights
  5. Houston to Denver4 flights
  6. Dallas to Houston4 flights
  7. Chicago to Baltimore4 flights
  8. Orlando to Baltimore4 flights
  9. San Diego to Denver4 flights
  10. Houston to Orlando4 flights

Its most frequent routes over the period. Each links to that route's punctuality page.

Month by month

Share of N8566Z flights arriving within 15 minutes of schedule, by month. Green is the best month, orange the worst.
See the figures
MonthOn timeCancelledFlights
August 202578%0%160
September 202584%0%141
October 202570%0.7%149
November 202580%0.8%123
December 202574%0%158
January 202683%2.1%140
February 202680%1.3%150
March 202676%1.7%172
April 202669%0.7%151
May 202672%0%165
June 202664%1.2%170
July 202667%3.3%181

Questions and answers

What type of aircraft is N8566Z?
N8566Z is a Boeing 737-800 with 175 seats, according to the FAA aircraft register.
Which airline flies N8566Z?
Southwest Airlines (WN) flew N8566Z most recently, according to US Department of Transportation flight records for July 2026.
Where does N8566Z fly?
Its most frequent route in the last 12 months was Dallas to Phoenix (7 flights). It flew 1,860 flights in total, about 155 a month.
How old is N8566Z?
N8566Z was built in 2018, so it is 8 years old.
Is N8566Z usually on time?
74% of its flights from August 2025 to July 2026 arrived within 15 minutes of schedule. Punctuality depends far more on the route and the airline's day than on the aircraft itself.

See how Southwest Airlines compares with every other US airline.

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