What type of aircraft is N8644C?

N8644C is a Boeing 737-8H4 with 143 seats, according to the FAA aircraft register.

Which airline flies N8644C?

Southwest Airlines (WN) flew N8644C most recently, according to US Department of Transportation flight records for July 2026.

Where does N8644C fly?

Its most frequent route in the last 12 months was Houston to Denver (6 flights). It flew 1,739 flights in total, about 145 a month.

N8644C was built in 2014, so it is 12 years old.

Is N8644C usually on time?

76% 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.

US aircraft · WN

N8644C

Boeing 737-8H4, Southwest Airlines

N8644C is a Boeing 737-8H4 flown by Southwest Airlines, built in 2014. From August 2025 to July 2026 it flew 1,739 flights, most often Houston to Denver, and 76% arrived within 15 minutes of schedule.

1,739

flights in 12 months

76%

on time (within 15 min)

airports

12 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 N8644C flies

Houston to DenverHOU to DEN6 flights
San Jose to PhoenixSJC to PHX5 flights
San Juan to OrlandoSJU to MCO5 flights
Indianapolis to OrlandoIND to MCO5 flights
St. Louis to OrlandoSTL to MCO5 flights
Dallas to ChicagoDAL to MDW4 flights
Baltimore to DenverBWI to DEN4 flights
Houston to New OrleansHOU to MSY4 flights
Orlando to San JuanMCO to SJU4 flights
Chicago to OmahaMDW to OMA4 flights

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

Month by month

Share of N8644C flights arriving within 15 minutes of schedule, by month. Green is the best month, orange the worst.

See the figures

Month	On time	Cancelled	Flights
August 2025	84%	0.7%	152
September 2025	82%	0%	149
October 2025	75%	0%	169
November 2025	85%	0.7%	152
December 2025	73%	0.7%	153
January 2026	83%	0%	100
February 2026	80%	0%	133
March 2026	72%	1.1%	179
April 2026	70%	0%	155
May 2026	74%	1.3%	153
June 2026	66%	1.8%	165
July 2026	66%	0%	79

Questions and answers

What type of aircraft is N8644C?: N8644C is a Boeing 737-8H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N8644C?: Southwest Airlines (WN) flew N8644C most recently, according to US Department of Transportation flight records for July 2026.
Where does N8644C fly?: Its most frequent route in the last 12 months was Houston to Denver (6 flights). It flew 1,739 flights in total, about 145 a month.
How old is N8644C?: N8644C was built in 2014, so it is 12 years old.
Is N8644C usually on time?: 76% 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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