Originally Posted by
Bert Sampson
Sounds good to me. I like flying the 319s. I heard somewhere their CASM is very high though
about 13% higher than an MD88, but not as bad as the -700. The 737-700 and 319 are very high CASM but also tend to be (especially in the case of the -700) kind of special mission airplanes.
I have not heard any rumors, but it would not surprise me to see older 320's, 319's and 717's be replaced with not only the A220-300 but also to some extent with backfill from other jets which are replaced by 321's.