Lentotarjoukset kohteesta Duluth, Yhdysvallat

Chicago

$250

St. Louis

$323

Detroit

$323

Kansas City

$323

Knoxville

$332

Charlotte

$333

New York

$338

Houston

$344

Orlando

$354

Austin

$365

Bozeman

$316

Cincinnati

$323

Nashville

$323

Memphis

$323

Washington

$333

Philadelphia

$333

Raleigh

$344

New Orleans

$344

Tampa

$354

Boston

$365

Indianapolis

$323

Cleveland

$323

Pittsburgh

$323

Denver

$327

Atlanta

$333

Dallas

$333

Hartford

$344

Buffalo

$350

Jacksonville

$354

Fort Lauderdale

$386