What type of aircraft is N939WN?

N939WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.

Which airline flies N939WN?

Southwest Airlines (WN) flew N939WN most recently, according to US Department of Transportation flight records for July 2026.

Where does N939WN fly?

Its most frequent route in the last 12 months was San Antonio to Dallas (9 flights). It flew 1,895 flights in total, about 158 a month.

N939WN was built in 2009, so it is 17 years old.

Is N939WN usually on time?

80% 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

N939WN

Boeing 737-7H4, Southwest Airlines

N939WN is a Boeing 737-7H4 flown by Southwest Airlines, built in 2009. From August 2025 to July 2026 it flew 1,895 flights, most often San Antonio to Dallas, and 80% arrived within 15 minutes of schedule.

1,895

flights in 12 months

80%

on time (within 15 min)

airports

17 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 N939WN flies

San Antonio to DallasSAT to DAL9 flights
Burbank to SacramentoBUR to SMF7 flights
Las Vegas to San DiegoLAS to SAN7 flights
Houston to DallasHOU to DAL6 flights
El Paso to PhoenixELP to PHX5 flights
Sacramento to Santa AnaSMF to SNA5 flights
Oakland to Santa AnaOAK to SNA5 flights
Denver to PhoenixDEN to PHX4 flights
Las Vegas to RenoLAS to RNO4 flights
Reno to Las VegasRNO to LAS4 flights

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

Month by month

Share of N939WN 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	86%	0.6%	164
September 2025	89%	0%	155
October 2025	78%	0%	172
November 2025	89%	0%	45
December 2025	80%	1.1%	181
January 2026	91%	0.7%	145
February 2026	80%	0.7%	140
March 2026	82%	1.6%	192
April 2026	77%	0.5%	183
May 2026	72%	0%	173
June 2026	69%	0.6%	156
July 2026	76%	2.6%	189

Questions and answers

What type of aircraft is N939WN?: N939WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N939WN?: Southwest Airlines (WN) flew N939WN most recently, according to US Department of Transportation flight records for July 2026.
Where does N939WN fly?: Its most frequent route in the last 12 months was San Antonio to Dallas (9 flights). It flew 1,895 flights in total, about 158 a month.
How old is N939WN?: N939WN was built in 2009, so it is 17 years old.
Is N939WN usually on time?: 80% 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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