BELLEVILLE, Ill. –  Allegiant Airlines is launching new seasonal nonstop flights from MidAmerica St. Louis Airport to Myrtle Beach later this year.

The new flights are part of the airline’s latest seasonal expansion in 66 cities across the country.

Allegiant says the new business model is built around vacation seasons with a focus on low-base airfares.

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“Anticipating accelerated travel demand, we are excited to bring back these seasonal routes for passengers to enjoy some of our network’s most popular destinations just in time for summer vacations,” said Drew Wells, Allegiant’s chief revenue officer. “Allegiant’s affordable, all-nonstop flights allow customers to spend more time in their destination without the hassle of layovers or connections.”

The nonstop route runs from MidAmerica St. Louis Airport in Belleville, Illinois to Myrtle Beach International Airport in Myrtle Beach, South Carolina. Seasonal nonstop flights officially begin Thursday as low as $54.