It is actually possible, but it depends on the tickets. Today, you often see discount sites advertising tickets at $99 for certain destinations and for a limited number of seats. So it is possible, but, with delays impacting a very small number of flights, they don’t want to compensate all the passengers affected by delays, or 14% of flights in Canada. They just want to compensate the small number of passengers affected by very long delays and for whom a delay had consequences.
On September 14th, 2017. See this statement in context.