What type of aircraft is N278SY?

N278SY is a Embraer S A ERJ 170-200 LL with 88 seats, according to the FAA aircraft register.

Which airline flies N278SY?

SkyWest Airlines (OO) flew N278SY most recently, according to US Department of Transportation flight records for July 2026.

Where does N278SY fly?

Its most frequent route in the last 12 months was Portland to Seattle (57 flights). It flew 1,816 flights in total, about 151 a month.

N278SY was built in 2018, so it is 8 years old.

Is N278SY usually on time?

93% 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

N278SY

Embraer S A ERJ 170-200 LL, SkyWest Airlines

N278SY is a Embraer S A ERJ 170-200 LL flown by SkyWest Airlines, built in 2018. From August 2025 to July 2026 it flew 1,816 flights, most often Portland to Seattle, and 93% arrived within 15 minutes of schedule.

1,816

flights in 12 months

93%

on time (within 15 min)

airports

8 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 N278SY flies

Portland to SeattlePDX to SEA57 flights
Seattle to PortlandSEA to PDX57 flights
Fresno to Salt Lake CityFAT to SLC38 flights
Salt Lake City to FresnoSLC to FAT37 flights
Spokane to SeattleGEG to SEA31 flights
Seattle to SpokaneSEA to GEG31 flights
Seattle to BoiseSEA to BOI31 flights
Boise to SeattleBOI to SEA27 flights
Sacramento to SeattleSMF to SEA26 flights
Seattle to SacramentoSEA to SMF25 flights

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

Month by month

Share of N278SY 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	88%	0%	167
September 2025	93%	0%	171
October 2025	96%	0%	158
November 2025	96%	5.9%	170
December 2025	93%	0.6%	174
January 2026	91%	1.3%	150
February 2026	91%	1.4%	141
March 2026	94%	0%	180
April 2026	93%	0%	160
May 2026	97%	0%	164
June 2026	92%	0.8%	121
July 2026	75%	0%	60

Questions and answers

What type of aircraft is N278SY?: N278SY is a Embraer S A ERJ 170-200 LL with 88 seats, according to the FAA aircraft register.
Which airline flies N278SY?: SkyWest Airlines (OO) flew N278SY most recently, according to US Department of Transportation flight records for July 2026.
Where does N278SY fly?: Its most frequent route in the last 12 months was Portland to Seattle (57 flights). It flew 1,816 flights in total, about 151 a month.
How old is N278SY?: N278SY was built in 2018, so it is 8 years old.
Is N278SY usually on time?: 93% 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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