The Priority fare class gives you a choice of the best onboard seating, priority check-in and boarding services, free unlimited changes and refunds to your booking up to 24 hours before flight departure. 1 personal item: FREE. 1 standard carry-on bag: FREE. The carry-on dimensions must be the following: 21 x 15 x 9 inches (55 x 40 x 25 cm) including handles and wheels. The weight of the carry-on and personal item combined must not exceed 22 pounds (10 kg). Checked baggage: 2 x 55 pound (25 kg) bags FREE. This fare allows for name changes, route changes, flight date changes, and flight time changes ALL FOR FREE.