What type of aircraft is N151SY?

N151SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.

Which airline flies N151SY?

SkyWest Airlines (OO) flew N151SY most recently, according to US Department of Transportation flight records for July 2026.

Where does N151SY fly?

Its most frequent route in the last 12 months was Tulsa to Denver (13 flights). It flew 1,507 flights in total, about 126 a month.

N151SY was built in 2015, so it is 11 years old.

Is N151SY usually on time?

79% 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

N151SY

Embraer S A ERJ 170-200 LR, SkyWest Airlines

N151SY is a Embraer S A ERJ 170-200 LR flown by SkyWest Airlines, built in 2015. From August 2025 to July 2026 it flew 1,507 flights, most often Tulsa to Denver, and 79% arrived within 15 minutes of schedule.

1,507

flights in 12 months

79%

on time (within 15 min)

airports

11 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 N151SY flies

Tulsa to DenverTUL to DEN13 flights
Chicago to MemphisORD to MEM10 flights
Denver to TulsaDEN to TUL8 flights
Oklahoma City to ChicagoOKC to ORD8 flights
Chicago to TulsaORD to TUL7 flights
Santa Ana to San FranciscoSNA to SFO7 flights
San Francisco to Santa AnaSFO to SNA7 flights
Memphis to HoustonMEM to IAH7 flights
Houston to ShreveportIAH to SHV7 flights
Bakersfield to San FranciscoBFL to SFO6 flights

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

Month by month

Share of N151SY 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	77%	2.7%	146
September 2025	83%	0%	132
October 2025	80%	0%	128
November 2025	84%	2.2%	137
December 2025	73%	0%	124
January 2026	77%	2.5%	118
February 2026	83%	1.8%	111
March 2026	81%	8.3%	133
April 2026	84%	0.9%	117
May 2026	76%	0%	126
June 2026	76%	7.5%	107
July 2026	77%	3.9%	128

Questions and answers

What type of aircraft is N151SY?: N151SY is a Embraer S A ERJ 170-200 LR with 88 seats, according to the FAA aircraft register.
Which airline flies N151SY?: SkyWest Airlines (OO) flew N151SY most recently, according to US Department of Transportation flight records for July 2026.
Where does N151SY fly?: Its most frequent route in the last 12 months was Tulsa to Denver (13 flights). It flew 1,507 flights in total, about 126 a month.
How old is N151SY?: N151SY was built in 2015, so it is 11 years old.
Is N151SY usually on time?: 79% 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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