Originally Posted by freezingflyboy

How do you figure those should be mainline routes? Just because they are long distance? They are the long-thin routes that aircraft like the XRJ, E170s and CRJ700s are good at. I've been to GRR many times and that ain't a big town Theres a reason CAL will fly a 737 EWR-BOS but put an RJ on any of those routes.