What type of aircraft is N189SY?

N189SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.

Which airline flies N189SY?

SkyWest Airlines (OO) flew N189SY most recently, according to US Department of Transportation flight records for July 2026.

Where does N189SY fly?

Its most frequent route in the last 12 months was San Diego to Sacramento (38 flights). It flew 1,844 flights in total, about 154 a month.

N189SY was built in 2017, so it is 9 years old.

Is N189SY usually on time?

82% 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 · OO

N189SY

Embraer S A ERJ 170-200 LR, SkyWest Airlines

N189SY is a Embraer S A ERJ 170-200 LR flown by SkyWest Airlines, built in 2017. From August 2025 to July 2026 it flew 1,844 flights, most often San Diego to Sacramento, and 82% arrived within 15 minutes of schedule.

1,844

flights in 12 months

82%

on time (within 15 min)

airports

9 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 N189SY flies

San Diego to SacramentoSAN to SMF38 flights
Santa Ana to San FranciscoSNA to SFO25 flights
Sacramento to San DiegoSMF to SAN25 flights
San Francisco to Santa AnaSFO to SNA20 flights
Fresno to San DiegoFAT to SAN19 flights
San Francisco to San DiegoSFO to SAN18 flights
San Diego to Las VegasSAN to LAS17 flights
Portland to SeattlePDX to SEA17 flights
San Diego to Salt Lake CitySAN to SLC17 flights
San Diego to San FranciscoSAN to SFO13 flights

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

Month by month

Share of N189SY 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	76%	0.6%	174
September 2025	90%	0.6%	169
October 2025	83%	0.6%	162
November 2025	74%	4.9%	163
December 2025	79%	3.3%	150
January 2026	97%	1.9%	104
February 2026	84%	0.7%	149
March 2026	91%	1.2%	171
April 2026	86%	0%	115
May 2026	81%	2.6%	153
June 2026	84%	0.6%	157
July 2026	71%	5.1%	177

Questions and answers

What type of aircraft is N189SY?: N189SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.
Which airline flies N189SY?: SkyWest Airlines (OO) flew N189SY most recently, according to US Department of Transportation flight records for July 2026.
Where does N189SY fly?: Its most frequent route in the last 12 months was San Diego to Sacramento (38 flights). It flew 1,844 flights in total, about 154 a month.
How old is N189SY?: N189SY was built in 2017, so it is 9 years old.
Is N189SY usually on time?: 82% 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 SkyWest Airlines compares with every other US airline.

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