Flying with Sun Country and looking for the best-in-class experience? Make a Sun Country Seat Selection and choose your desired spot on the aircraft. The airline offers three options to choose from – Best, Exit Row, and Standard. Browse the seat map and pick the choice of your preference. You can select seats either at the time of booking or during check-in. Be mindful that seat selection is subject to availability; hence, initiate the process at the earliest to avoid any last-minute hassles.