What type of aircraft is N604UX?

N604UX is a Embraer S A ERJ 170-200 LL with 88 seats, according to the FAA aircraft register.

Which airline flies N604UX?

SkyWest Airlines (OO) flew N604UX most recently, according to US Department of Transportation flight records for July 2026.

Where does N604UX fly?

Its most frequent route in the last 12 months was Fresno to Los Angeles (16 flights). It flew 1,416 flights in total, about 129 a month.

N604UX was built in 2019, so it is 7 years old.

Is N604UX usually on time?

81% 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

N604UX

Embraer S A ERJ 170-200 LL, SkyWest Airlines

N604UX is a Embraer S A ERJ 170-200 LL flown by SkyWest Airlines, built in 2019. From August 2025 to July 2026 it flew 1,416 flights, most often Fresno to Los Angeles, and 81% arrived within 15 minutes of schedule.

1,416

flights in 12 months

81%

on time (within 15 min)

airports

7 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 N604UX flies

Fresno to Los AngelesFAT to LAX16 flights
Los Angeles to FresnoLAX to FAT11 flights
Denver to FresnoDEN to FAT11 flights
San Francisco to BoiseSFO to BOI9 flights
Fresno to DenverFAT to DEN8 flights
Salt Lake City to San FranciscoSLC to SFO8 flights
Los Angeles to MontereyLAX to MRY7 flights
Gunnison to DenverGUC to DEN7 flights
Denver to GunnisonDEN to GUC7 flights
San Francisco to Salt Lake CitySFO to SLC7 flights

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

Month by month

Share of N604UX 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	78%	3.1%	130
September 2025	84%	0%	134
October 2025	88%	0%	146
November 2025	81%	5.1%	137
December 2025	79%	0%	151
January 2026	90%	0%	148
February 2026	74%	0.9%	111
March 2026	85%	1.5%	131
April 2026	74%	1.4%	143
May 2026	81%	0%	123
July 2026	74%	0%	62

Questions and answers

What type of aircraft is N604UX?: N604UX is a Embraer S A ERJ 170-200 LL with 88 seats, according to the FAA aircraft register.
Which airline flies N604UX?: SkyWest Airlines (OO) flew N604UX most recently, according to US Department of Transportation flight records for July 2026.
Where does N604UX fly?: Its most frequent route in the last 12 months was Fresno to Los Angeles (16 flights). It flew 1,416 flights in total, about 129 a month.
How old is N604UX?: N604UX was built in 2019, so it is 7 years old.
Is N604UX usually on time?: 81% 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.

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