does Aligiant fly into Des Moines
(Photo: The Register). Allegiant Air is a launching a new twice-weekly flight between Des Moines and Phoenix-Mesa Gateway Airport starting Dec. 18. The flights will operate on Mondays and Fridays, an Allegiant spokesperson said in a news conference Wednesday at the Des Moines International Airport.US Airways already operates a direct daily flight from Des Moines to Phoenix International Airport.But Allegiant isn't considered a direct competitor to most traditional airlines, said Des Moines airport Executive Director Kevin Foley.he Phoenix-Mesa flight will be Allegiant's sixth destination out of Des Moines. The airline flies to three airports in Florida, Las Vegas and during the summer months to Los Angeles. Des Moines' newest flight, a daily nonstop to Salt Lake City on Delta, launched last week.