It ain’t five. Closer to three. And that’d be the three equivalent hulls mainline gets back by having Jetconnect pilots fly VH aircraft.
When Jetconnect and Network can’t get enough crew not sure what 457 visas will achieve. They still need to be employed under the same award as currently. That means they join as S/Os. No way would AIPA agree to a variation to permit DE 737 F/O for 457s