What type of aircraft is N8663A?

N8663A is a Boeing 737-8H4 with 143 seats, according to the FAA aircraft register.

Which airline flies N8663A?

Southwest Airlines (WN) flew N8663A most recently, according to US Department of Transportation flight records for July 2026.

Where does N8663A fly?

Its most frequent route in the last 12 months was Ontario to Denver (5 flights). It flew 1,716 flights in total, about 143 a month.

N8663A was built in 2015, so it is 11 years old.

Is N8663A 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

N8663A

Boeing 737-8H4, Southwest Airlines

N8663A is a Boeing 737-8H4 flown by Southwest Airlines, built in 2015. From August 2025 to July 2026 it flew 1,716 flights, most often Ontario to Denver, and 76% arrived within 15 minutes of schedule.

1,716

flights in 12 months

76%

on time (within 15 min)

airports

11 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 N8663A flies

Ontario to DenverONT to DEN5 flights
Houston to Las VegasHOU to LAS5 flights
Baltimore to OrlandoBWI to MCO5 flights
Houston to ChicagoHOU to MDW4 flights
Denver to Salt Lake CityDEN to SLC4 flights
Dallas to NashvilleDAL to BNA4 flights
Fort Lauderdale to BaltimoreFLL to BWI4 flights
Los Angeles to HoustonLAX to HOU4 flights
Denver to OntarioDEN to ONT4 flights
Chicago to PhoenixMDW to PHX4 flights

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

Month by month

Share of N8663A 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	72%	0.7%	146
September 2025	80%	0%	150
October 2025	82%	0%	148
November 2025	85%	2.7%	147
December 2025	82%	0%	45
January 2026	79%	2.9%	139
February 2026	84%	0.8%	133
March 2026	73%	2.5%	162
April 2026	76%	0%	148
May 2026	77%	0.6%	162
June 2026	59%	0.6%	164
July 2026	65%	0.6%	172

Questions and answers

What type of aircraft is N8663A?: N8663A is a Boeing 737-8H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N8663A?: Southwest Airlines (WN) flew N8663A most recently, according to US Department of Transportation flight records for July 2026.
Where does N8663A fly?: Its most frequent route in the last 12 months was Ontario to Denver (5 flights). It flew 1,716 flights in total, about 143 a month.
How old is N8663A?: N8663A was built in 2015, so it is 11 years old.
Is N8663A 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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