Glasgow - New York JFK (American)
With the daily Delta and American as well the double daily United service to Newark demand may be over estimated at Edinburgh and Glasgow could gain a new service.
Glasgow - Charleroi (Ryanair)
Glasgow - Beauvais (Ryanair)
Glasgow - Knock (Ryanair)
Glasgow - Shannon (Ryanair)
All routes previously operated by Ryanair from Prestwick but could be revived at Glasgow. Beauvais in particular carried 20000+ pax per month in past years.