Originally Posted by
thenoflyzone
You do realize the FAA doesn't charge overflight fees to flights between two points in Canada transiting U.S. airspace, right? Same way NavCan Enroute Charges do not apply to flights between two points in the United States (other than flights to/from Alaska with an aircraft weighing more than 200 tonnes)
Quite correct (see FAA para (c) of Appendix B to Part 187 for the exemption) - and AC selects (requests) transcontinental flight routes for their efficiency and traffic.