Allegiant Air launched new nonstop service from Tucson International Airport on Thursday with a flight to Bellingham, Washington, and offered a limited fare sale to mark the occasion. Allegiant is ...

Allegiant's Latest Batch of Airfare Deals Include Flights to Florida, Las Vegas, and More for Under $50 Frontier's Latest Sale Has Flights to Savannah, Chicago, and Dallas Starting at $59 — When ...

Data from Charles M. Schulz–Sonoma County Airport said Allegiant’s flights from the Phoenix area were about 65 percent full on average. The same route flown by Alaska Airlines averaged 82 ...

MESA, Ariz. — Two Allegiant Airlines flights were forced to return to Gateway Airport on Tuesday due to separate on-board medical emergencies. Mesa Fire Department officials said one plane ...