5 Sunbursts And Chairmans Award. Major Credit Card Required at check in. Must be 21 years old. So make your reservations today online, or call Days Inn-Portland Airport 1-503-253-1151, or call Central Reservations at 1-800-329-7466. Come and enjoy our humble Hotel where you feel a little like you are at one of the Big 5 Star Hotels. We chuckle at how people have perceived us, but we do want you to have a pleasant stay here in the City of Roses at an affordable, convenient, and comfortable location -- Days Inn - Portland Airport. Elmers.