218 routes 146 airports
Aircraft / Embraer / ER4

Embraer RJ145 (ER4)

Embraer regional jet. 218 routes across 24 airlines. 2-2 seating, no middle seat. Operated by regional carriers under mainline airline codes. Under 2 hours.

American Airlines operates the most routes with 110. Loganair and British Airways follow. 61 individual aircraft tracked across all operators.

Type
Embraer RJ145
IATA / ICAO
ER4 / –
Manufacturer
Embraer
Category
Regional
Cabin
–
Range
–
American Airlines → Aircraft Directory →
For Passengers

Flying the Embraer RJ145

2-2 seating on jets, no middle seat. Tight overhead bins. Under 2 hours.

Seat maps

Seat maps for the Embraer RJ145

Choose the operator shown on your booking. If more than one configuration is listed, use the seat count and cabin names to identify the layout before choosing a seat.

AA American Airlines 1 configuration 50 seats View seat map →
Who Flies It

Top Airlines

24 airlines. American Airlines leads with 110 routes.

American Airlines →
Where You Will See It

Top Airports

CLT Routes →
Aircraft Family

Embraer Family

Same manufacturer, similar cabin. Variants differ in range and engines.

FAQ

Embraer RJ145 FAQ

The Embraer RJ145 (IATA code ER4) is a Regional aircraft operated by 24 airlines on 218 routes.

Seat count varies by airline. Check your airline for the specific configuration on your route.

24 airlines. American Airlines operates the most routes.

2-2 seating, no middle seat. Short flights only.

Aircraft Directory → Airlines →