Come to that, they can use their pillows: the last time I flew AC, you had to buy a "pillow" that consisted of a giant ziploc bag that you were supposed to inflate. Passengers in business class got the same "pillows," but they were "free" (except for the extra thousands of dollars for a business-class ticket).
Jazz spokeswoman Manon Stuart said Thursday that Transport Canada regulations allow airlines to use flotation devices instead of life vests, provided the planes remain within 50 miles of shore.Emphasis mine. Airline removes life vests to lighten planes (via Neatorama)
Safety cards in the seat pockets of Jazz aircraft now direct passengers to use the seat cushions as flotation devices.
Stuart says Jazz is a transcontinental carrier that doesn't fly over the ocean.
Jazz planes do fly over the Great Lakes and along the Eastern seaboard from Halifax, Nova Scotia, to Boston, Massachusetts, and to New York.