Southwest Airlines isn't done with its evolution that's brought big changes, such as the end of open seating and new fare bundles .

Dallas-based Southwest Airlines announced Tuesday it will begin selling its new in-house vacation package product, Getaways by Southwest.

Southwest Airlines announced Tuesday that it is launching its own in-house vacations package product as part of a slew of changes the carrier has been making to its business model.  The platform, called Getaways by Southwest,