They still have those seats; they&#x27;re branded as &quot;Main Cabin Extra&quot;. They&#x27;re not super expensive, but the price will vary depending on the perceived desirability of the specific seat you select (i.e., an extra-legroom middle seat probably doesn&#x27;t cost as much as an extra-legroom aisle).<p>Most airlines also build free or discounted access to those seats into their frequent-flyer perks, though Delta has recently begun cutting back hard on that and treating it as a possible-but-not-guaranteed after-booking &quot;upgrade&quot; even for their top-tier customers.