SkyWest Airlines E175
OORegional jet
Fleet as reported in the 2025 annual filing · Registry & ages refreshed Nov 1, 2026
- Passengers flown a year
- 27.2M
- 1st-largest SkyWest Airlines sub-fleet
- Airframes in the filing
- 270
- Airports served
- 174
- Countries
- 3
- Departures a day
- 1,291
- Average age
- 7.9 yr
How SkyWest Airlines flies its E175
Filed traffic dataThe count above is the E175 airframes SkyWest Airlines owns (US DOT Form 41). This is how it actually flew them to 174 airports across 3 countries — the capacity and busiest routes filed with US DOT T-100 over the trailing 12 months.
Departures flown
471,264
July 2026
Seats flown
34,791,600
Passengers
27.2M
Load factor
79.4%
seat-miles filled
Block hours
891,108
SkyWest Airlines's busiest E175 routes
Its busiest E175 routes over the trailing 12 months, by departures.
6,903 departures · 395,278 passengers · 129 mi
77.6%
Load
San Francisco – Santa Ana (SFO–SNA)
6,260 departures · 395,780 passengers · 372 mi
83.2%
Load
Los Angeles – Sacramento (LAX–SMF)
5,818 departures · 336,989 passengers · 373 mi
78.3%
Load
5,817 departures · 343,528 passengers · 224 mi
80.6%
Load
5,814 departures · 325,489 passengers · 399 mi
76.0%
Load
Los Angeles – Phoenix (LAX–PHX)
5,256 departures · 320,803 passengers · 370 mi
83.3%
Load
5,213 departures · 266,212 passengers · 125 mi
73.0%
Load
Los Angeles – San Francisco (LAX–SFO)
5,125 departures · 333,493 passengers · 337 mi
86.3%
Load
Los Angeles – San Diego (LAX–SAN)
4,447 departures · 226,756 passengers · 109 mi
70.2%
Load
Seattle – Vancouver (SEA–YVR)
4,404 departures · 256,625 passengers · 127 mi
80.4%
Load
Palm Springs – San Francisco (PSP–SFO)
3,998 departures · 224,681 passengers · 421 mi
75.7%
Load
3,969 departures · 236,922 passengers · 390 mi
81.8%
Load
Los Angeles – San Jose (LAX–SJC)
3,898 departures · 231,557 passengers · 308 mi
78.9%
Load
Seattle – Sacramento (SEA–SMF)
3,770 departures · 227,317 passengers · 605 mi
82.5%
Load
3,190 departures · 195,291 passengers · 696 mi
83.8%
Load
The longest and shortest SkyWest Airlines E175 flights
The two ends of the type's working envelope, from the routes it actually flew — not what the airframe is certified to do.
Longest route flown
1,735 mi
San Francisco – St Louis (SFO–STL)
4h 25m block · 456 departures · 80% load
Flown by SkyWest Airlines.
Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through July 2026. Load factor is RPM ÷ ASM (revenue passenger-miles ÷ available seat-miles).
Where SkyWest Airlines flies the E175 from
SkyWest Airlines flies its E175 from 174 US airports in 3 countries. The busiest, by departures:
- LAX
35,909 departures · 53 routes
7.8%
Share
- DEN
34,303 departures · 77 routes
7.5%
Share
- SLC
32,287 departures · 50 routes
7.0%
Share
- SEA
30,714 departures · 34 routes
6.7%
Share
- SFO
26,239 departures · 43 routes
5.7%
Share
- ORD
21,975 departures · 80 routes
4.8%
Share
- SAN
14,439 departures · 21 routes
3.1%
Share
- MSP
13,211 departures · 37 routes
2.9%
Share
- PHX
10,924 departures · 32 routes
2.4%
Share
- PDX
9,836 departures · 24 routes
2.1%
Share
Where the E175 sits in SkyWest Airlines's fleet
The E175 is 46.1% of SkyWest Airlines's 586 tracked mainline aircraft.
Share of SkyWest Airlines's mainline fleet · each type a slice
Other SkyWest Airlines types
How old is the SkyWest Airlines E175 fleet?
Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.
Monthly SkyWest Airlines E175 capacity
Frequently asked
How many E175 does SkyWest Airlines have?
SkyWest Airlines operates about 270 E175 aircraft — 270 in service and 0 stored in its latest US DOT fleet filing.
Where does SkyWest Airlines fly the E175?
SkyWest Airlines flies its E175 to about 174 US airports across 3 countries, its busiest route being PDX–SEA.
How old are SkyWest Airlines's E175?
SkyWest Airlines's E175 fleet averages about 7.9 yr, ranging from 1.4 yr to 19.3 yr.
What is the longest E175 route SkyWest Airlines flies?
The longest E175 route SkyWest Airlines flew over the trailing 12 months is SFO–STL, about 1,735 miles.