Allegiant Airlines will begin services out of Colorado Springs and launch new Denver routes next year, the airline said Tuesday.

In 2025, Allegiant Airlines will offer routes at the Colorado Springs Airport as well as two new routes out of the Denver International Airport.

Allegiant Airlines will begin twice-weekly service from Stockton Metropolitan Airport to Denver International Airport starting May 14, 2025.

Things are looking up for passenger flights at Stockton Metro Airport. Allegiant Airlines will launch twice weekly service to Denver International Airport on May 14, 2025.

After an absence of more than six years, Las Vegas-based Allegiant Air is resuming service at Colorado Springs Airport with three new routes starting early next year.

As the Colorado Springs Airport continues to grow, a new airline has announced service to the city! Starting early next year, Allegiant Air is adding three new cities to its roster of nonstop routes: Colorado Springs;