What type of aircraft is N903WN?

N903WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.

Which airline flies N903WN?

Southwest Airlines (WN) flew N903WN most recently, according to US Department of Transportation flight records for July 2026.

Where does N903WN fly?

Its most frequent route in the last 12 months was Phoenix to Santa Ana (12 flights). It flew 1,723 flights in total, about 157 a month.

N903WN was built in 2007, so it is 19 years old.

Is N903WN usually on time?

76% of its flights from September 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

N903WN

Boeing 737-7H4, Southwest Airlines

N903WN is a Boeing 737-7H4 flown by Southwest Airlines, built in 2007. From September 2025 to July 2026 it flew 1,723 flights, most often Phoenix to Santa Ana, and 76% arrived within 15 minutes of schedule.

1,723

flights in 12 months

76%

on time (within 15 min)

airports

19 yr

age

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

Where N903WN flies

Phoenix to Santa AnaPHX to SNA12 flights
Burbank to SacramentoBUR to SMF7 flights
Oakland to Santa AnaOAK to SNA6 flights
Oakland to San DiegoOAK to SAN5 flights
San Diego to SacramentoSAN to SMF5 flights
Ontario to Las VegasONT to LAS5 flights
Santa Ana to SacramentoSNA to SMF5 flights
Sacramento to OntarioSMF to ONT5 flights
New York to ChicagoLGA to MDW4 flights
Burbank to PhoenixBUR to PHX4 flights

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

Month by month

Share of N903WN 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
September 2025	84%	0.8%	121
October 2025	70%	0.6%	163
November 2025	78%	0.6%	158
December 2025	72%	1.3%	156
January 2026	90%	0.7%	140
February 2026	88%	3.8%	132
March 2026	64%	3.6%	168
April 2026	76%	1.1%	175
May 2026	81%	0%	162
June 2026	73%	1.1%	183
July 2026	67%	0%	165

Questions and answers

What type of aircraft is N903WN?: N903WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N903WN?: Southwest Airlines (WN) flew N903WN most recently, according to US Department of Transportation flight records for July 2026.
Where does N903WN fly?: Its most frequent route in the last 12 months was Phoenix to Santa Ana (12 flights). It flew 1,723 flights in total, about 157 a month.
How old is N903WN?: N903WN was built in 2007, so it is 19 years old.
Is N903WN usually on time?: 76% of its flights from September 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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