Shares of Transat plummeted 9.2 per cent at $9.15 on the Toronto Stock Exchange even though it profits nearly tripled during the summer.
Air Transat captain said he considered keeping passengers aboard the delayed aircraft to be the lesser of two evils.
Investigator's report found multiple areas of dispute between the airline, the airport and the private operator that provides ground services in Ottawa.
Analyst says "intense competitive environment" means airline still faces long-term challenges.
Ottawa airport reiterates it was ready to help and says Air Transat had "many options available"
But the airline is pointing fingers at airport