The list of largest airports in Iowa with scheduled flights. Des Moines International Airport is classified as one of the smaller airport in the United States though it is the biggest airport in the state.
|DSM||Des Moines International Airport||Des Moines|
|CID||The Eastern Iowa Airport||Cedar Rapids|
|SUX||Sioux Gateway Airport||Sioux City|
|DBQ||Dubuque Regional Airport||Dubuque|
|BRL||Southeast Iowa Regional Airport||Burlington|