Starting Jan. 3, Air Canada says passengers who opt for basic fare on trips within North America and to sun destinations will have to check any duffel bags, rolling suitcases and large backpacks for a fee

He added that customers need to be aware that what they see as the lowest fare on a price comparison search may not wind up being the cheapest option once the fees are tallied.

“It’s not transparent until you’ve gotten a certain depth into the booking: ‘Oh, here’s the seat selection fee. Oh, here’s the baggage fee. Oh, here’s the carry-on fee.’ And watch out if you don’t check-in online, there’s a massive penalty if you don’t,” Vanderlubbe said.