No matter if you already have a booking or you have just landed to make a new booking, you have a fair chance to make a seat selection. Yes, Delta's seat selection policy allows passengers to choose the seats of their choice. However, there is a certain set of rules and regulations that you need to follow. Also, if you are making a seat selection, you must know that you need to pay extra charges for it.Source URL-https://articles.abilogic.com/603315/pick-seats-delta.html