What type of aircraft is N203WN?

N203WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.

Which airline flies N203WN?

Southwest Airlines (WN) flew N203WN most recently, according to US Department of Transportation flight records for July 2026.

Where does N203WN fly?

Its most frequent route in the last 12 months was Santa Ana to Las Vegas (5 flights). It flew 1,887 flights in total, about 157 a month.

N203WN was built in 2005, so it is 21 years old.

Is N203WN usually on time?

77% 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

N203WN

Boeing 737-7H4, Southwest Airlines

N203WN is a Boeing 737-7H4 flown by Southwest Airlines, built in 2005. From August 2025 to July 2026 it flew 1,887 flights, most often Santa Ana to Las Vegas, and 77% arrived within 15 minutes of schedule.

1,887

flights in 12 months

77%

on time (within 15 min)

airports

21 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 N203WN flies

Santa Ana to Las VegasSNA to LAS5 flights
Denver to Santa AnaDEN to SNA5 flights
Las Vegas to San JoseLAS to SJC5 flights
Burbank to SacramentoBUR to SMF5 flights
Burbank to Las VegasBUR to LAS4 flights
San Jose to San DiegoSJC to SAN4 flights
Sacramento to BurbankSMF to BUR4 flights
Providence to BaltimorePVD to BWI4 flights
Washington to ChicagoDCA to MDW4 flights
San Jose to Los AngelesSJC to LAX4 flights

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

Month by month

Share of N203WN 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	83%	0.7%	142
September 2025	84%	0.7%	140
October 2025	74%	0%	171
November 2025	85%	0%	153
December 2025	80%	1.7%	176
January 2026	88%	3.2%	125
February 2026	81%	0%	144
March 2026	73%	0%	172
April 2026	74%	0%	148
May 2026	70%	0%	174
June 2026	64%	0%	167
July 2026	75%	0.6%	175

Questions and answers

What type of aircraft is N203WN?: N203WN is a Boeing 737-7H4 with 143 seats, according to the FAA aircraft register.
Which airline flies N203WN?: Southwest Airlines (WN) flew N203WN most recently, according to US Department of Transportation flight records for July 2026.
Where does N203WN fly?: Its most frequent route in the last 12 months was Santa Ana to Las Vegas (5 flights). It flew 1,887 flights in total, about 157 a month.
How old is N203WN?: N203WN was built in 2005, so it is 21 years old.
Is N203WN usually on time?: 77% 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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