If you are looking for a CRJ model without the cost of a premium add-on, several freeware options offer a great experience:
There are mission packs, like the United CRJ-700 pack , that enhance the gameplay but usually require the base aircraft. 2. The "Free" Default FSX CRJ-700 aerosoft crj fsx free
Aerosoft CRJ 700/900 X for FSX/P3D Review - Fly Away Simulation If you are looking for a CRJ model
flights more realistic. Use these free resources to level up: Flight Planning like the United CRJ-700 pack