Flight Tickets:
http://www.ticketpilot.ca/
If you want to travel within Canada or to the States, check ticket prices on ticketpilot.ca. This website has a big database. When you search for a flights It gives you a comparison between different airlines and prices
Reduce your ticket price:
When you apply for a visa card, consider RBC Avion Visa Card. This visa card gives you reward points that allow you to fly with less price. It is divided into sectors, for example if you want to fly to one of the provincies arround you, you have to collect 30,000 points. When you save these points, you call RBC and ask them to reserve you a ticket to one of the provincies arround you. You pay the taxes. If your are missing points you can buy them.
Compare prices of train and bus
The train is more comfortable that the bus. Subscribe in the mailing list of http://www.viarail.ca/en. They do promotions from time to time and then you can get a train ticket with price less than the bus.