What type of aircraft is N259SY?

N259SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.

Which airline flies N259SY?

SkyWest Airlines (OO) flew N259SY most recently, according to US Department of Transportation flight records for July 2026.

Where does N259SY fly?

Its most frequent route in the last 12 months was Boise to Seattle (34 flights). It flew 1,750 flights in total, about 146 a month.

N259SY was built in 2017, so it is 9 years old.

Is N259SY usually on time?

87% 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

N259SY

Embraer S A ERJ 170-200 LR, SkyWest Airlines

N259SY is a Embraer S A ERJ 170-200 LR flown by SkyWest Airlines, built in 2017. From August 2025 to July 2026 it flew 1,750 flights, most often Boise to Seattle, and 87% arrived within 15 minutes of schedule.

1,750

flights in 12 months

87%

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 N259SY flies

Boise to SeattleBOI to SEA34 flights
Seattle to BoiseSEA to BOI33 flights
Seattle to SpokaneSEA to GEG31 flights
Spokane to SeattleGEG to SEA30 flights
Seattle to San FranciscoSEA to SFO29 flights
San Francisco to SeattleSFO to SEA29 flights
San Jose to Los AngelesSJC to LAX23 flights
Los Angeles to San JoseLAX to SJC18 flights
Los Angeles to PhoenixLAX to PHX16 flights
Phoenix to Los AngelesPHX to LAX16 flights

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

Month by month

Share of N259SY 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%	0.6%	161
September 2025	87%	0%	130
October 2025	96%	0%	163
November 2025	88%	0%	143
December 2025	86%	1.2%	84
January 2026	91%	0%	131
February 2026	96%	1.2%	162
March 2026	80%	7.6%	158
April 2026	87%	0%	163
May 2026	82%	0.6%	154
June 2026	94%	0%	132
July 2026	81%	0%	169

Questions and answers

What type of aircraft is N259SY?: N259SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.
Which airline flies N259SY?: SkyWest Airlines (OO) flew N259SY most recently, according to US Department of Transportation flight records for July 2026.
Where does N259SY fly?: Its most frequent route in the last 12 months was Boise to Seattle (34 flights). It flew 1,750 flights in total, about 146 a month.
How old is N259SY?: N259SY was built in 2017, so it is 9 years old.
Is N259SY usually on time?: 87% 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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