20" Hardside Spinner Luggage $40

These Travelhouse 20" Lightweight Hardside Spinner Suitcases drops from $89.99 to $39.99 at Walmart.com. Shipping is free. This is the best deal we found on any similar carry-on suitcase. Check out the reviews, where it has an average rating of 4.6 out of 5 stars from more than 1,700 customers. Choose from seven colors.