Flying out of Illinois? The Allegiant Air Belleville Office near MidAmerica St. Louis Airport is ready to assist with all your travel needs. From last-minute booking changes to lost baggage claims, the staff offers quick and effective solutions. Passengers can also get information about flight schedules, group travel, and vacation packages. The Belleville office stands out for its app... https://www.exploreairlocation.com/allegiant-air/allegiant-air-belleville-office-in-illinois/