Lynx Air, which had recently announced a flight schedule out of YYG Charlottetown this summer, is leaving the skies on Monday.
The Calgary-based ultra-low-cost airline is going out of business after filing for creditor protection.
Lynx Air is advising passengers to contact their credit card company to get a refund.
WestJet is offering discounted fares for stranded domestic travellers and capping fares for international flights on its non-stop routes previously served by Lynx.
Lynx Air had announced just last month that it would start operating flights in late May between YYG Charlottetown Airport and Toronto Pearson International Airport with through service to Calgary International Airport.