Southwest Airlines Announces New Domestic, International Service – BusinessNewsAsia.com Puerto Vallarta Information Southwest Airlines Announces New Domestic, International Service – BusinessNewsAsia.com pvkid May 18, 2015 See on Scoop.it – Puerto Vallarta US-based Southwest Airline Co, the world’s largest low-cos carrier, is adding... Read More Read more about Southwest Airlines Announces New Domestic, International Service – BusinessNewsAsia.com