Originally Posted by
GLCYZ
Actually RTM is mostly 190s. I doubt it’ll have any effect on destinations as most 170s go out pretty much full so a 190 is unlikely to be oversized for the mission.
I imagine the cost difference between the E170 and E190 is fairly marginal. The crew complement is the same for both aircraft, so its fuel and airways costs. I imagine these are very small compared to the additional revenue that could be got from 22 additional seats on each flight.