Allegiant Airlines seat selection Allegiant Airlines offers all kinds of facilities to its customers looking for a comfortable trip to the destination of their dreams. The airline makes your onboard experience even more amazing by offering different seating options. You can choose any of the seats according to your comfort and travel around the world resting completely in your seat. You can choose a seat on Allegiant Airlines by continuing in this article and retrieving all kinds of information related to the seat, types, offers, and policies. What are the different types of seating in Allegiant Airlines? There are different types of seating in Allegiant Airlines that you will receive while booking the flight ticket, and these are mentioned below in different categories.