What type of aircraft is N1811U?

N1811U is a Boeing 737-8 with 175 seats, according to the FAA aircraft register.

Which airline flies N1811U?

Southwest Airlines (WN) flew N1811U most recently, according to US Department of Transportation flight records for July 2026.

Where does N1811U fly?

Its most frequent route in the last 12 months was Honolulu to Kahului (25 flights). It flew 1,467 flights in total, about 122 a month.

N1811U was built in 2022, so it is 4 years old.

Is N1811U 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

N1811U

Boeing 737-8, Southwest Airlines

N1811U is a Boeing 737-8 flown by Southwest Airlines, built in 2022. From August 2025 to July 2026 it flew 1,467 flights, most often Honolulu to Kahului, and 77% arrived within 15 minutes of schedule.

1,467

flights in 12 months

77%

on time (within 15 min)

airports

4 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 N1811U flies

Honolulu to KahuluiHNL to OGG25 flights
Kahului to HonoluluOGG to HNL25 flights
Honolulu to KonaHNL to KOA22 flights
Honolulu to HiloHNL to ITO18 flights
Hilo to HonoluluITO to HNL16 flights
Kona to HonoluluKOA to HNL14 flights
Lihue to HonoluluLIH to HNL12 flights
Las Vegas to HonoluluLAS to HNL12 flights
Honolulu to LihueHNL to LIH10 flights
Nashville to HoustonBNA to HOU3 flights

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

Month by month

Share of N1811U 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	68%	0.8%	129
September 2025	92%	1.4%	73
October 2025	77%	1.4%	143
November 2025	79%	5.1%	118
December 2025	83%	0%	115
January 2026	89%	0.8%	128
February 2026	86%	2.6%	114
March 2026	76%	0.8%	133
April 2026	90%	0%	89
May 2026	66%	0.6%	154
June 2026	66%	1.5%	132
July 2026	71%	2.2%	139

Questions and answers

What type of aircraft is N1811U?: N1811U is a Boeing 737-8 with 175 seats, according to the FAA aircraft register.
Which airline flies N1811U?: Southwest Airlines (WN) flew N1811U most recently, according to US Department of Transportation flight records for July 2026.
Where does N1811U fly?: Its most frequent route in the last 12 months was Honolulu to Kahului (25 flights). It flew 1,467 flights in total, about 122 a month.
How old is N1811U?: N1811U was built in 2022, so it is 4 years old.
Is N1811U 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.

Been on this plane?

TripStow keeps a log of every flight you take, with the exact aircraft, and builds your Hangar: every plane you have flown on, with its age and photo. Forward a booking or import your flight history to start.

Start free