Air Canada has U.S. Flights/Tickets Seat Sale available now! Save 15% on Economy Class (Standard) base fares on select U.S. destinations. Hurry, offer ends today, February 26, 2019. Travel until April 17, 2019. To get your discount, enter the promo code FM4QGED1 at checkout.
Hurry, sale ends today, February 26, 2019, at 11:59 pm MDT.
Also, WestJet is having a similar Flights/Tickets seat sale. Check both sites to compare prices.