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US aircraft · WN

N8310C

Boeing 737-8H4, Southwest Airlines

N8310C is a Boeing 737-8H4 flown by Southwest Airlines, built in 2012. From August 2025 to July 2026 it flew 1,620 flights, most often Nashville to Denver, and 78% arrived within 15 minutes of schedule.

1,620
flights in 12 months
78%
on time (within 15 min)
12
airports
14 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 N8310C flies

  1. Nashville to Denver5 flights
  2. Baltimore to Orlando5 flights
  3. Phoenix to Dallas5 flights
  4. Tampa to St. Louis4 flights
  5. Chicago to St. Louis4 flights
  6. West Palm Beach to Baltimore4 flights
  7. Dallas to Denver4 flights
  8. Chicago to Phoenix4 flights
  9. Houston to Las Vegas3 flights
  10. Tampa to Baltimore3 flights

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

Month by month

Share of N8310C flights arriving within 15 minutes of schedule, by month. Green is the best month, orange the worst.
See the figures
MonthOn timeCancelledFlights
August 202578%1.4%140
September 202573%0.8%131
October 202579%0%145
November 202578%1.6%122
December 202577%0%109
January 202683%1.5%135
February 202688%3.4%146
March 202673%3.1%163
April 202677%0%129
May 202672%0%163
June 202681%0%129
July 202670%5.6%108

Questions and answers

What type of aircraft is N8310C?
N8310C is a Boeing 737-8H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N8310C?
Southwest Airlines (WN) flew N8310C most recently, according to US Department of Transportation flight records for July 2026.
Where does N8310C fly?
Its most frequent route in the last 12 months was Nashville to Denver (5 flights). It flew 1,620 flights in total, about 135 a month.
How old is N8310C?
N8310C was built in 2012, so it is 14 years old.
Is N8310C usually on time?
78% 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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