AirbusA321-200, From the list of potential airlines that you mention, I doubt Monarch would launch scheduled services as in order to justify a marketing spend to attract critical Mass they would need significant Investment which would simply use up the incentive offered by the DAA.
Easyjet a complete non starter. However, maybe a chance for AerArann could take a look at (in association with new AerLingus tie up
Dublin to ;
Doncaster
Manston
Humberside
Durham Tees
Dundee
Norwich
any thoughts?
Ei-bud