#21. Airports near ZIP Code 57021, SD Kansas City International Airport (MCI) 298 miles Weekly Flights: 1,081 Domestic Routes: 50 Delayed Flights: 15% Average Delay (hr): 1
#22. Airports near ZIP Code 57021, SD Bismarck Municipal Airport (BIS) 304 miles Weekly Flights: 71 Domestic Routes: 9 Delayed Flights: 15% Average Delay (hr): 1½
#23. Airports near ZIP Code 57021, SD Rapid City Regional Airport (RAP) 309 miles Weekly Flights: 82 Domestic Routes: 11 Delayed Flights: 17% Average Delay (hr): 1½
#24. Airports near ZIP Code 57021, SD Bemidji Regional Airport (BJI) 310 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 10% Average Delay (hr): 1¾
#25. Airports near ZIP Code 57021, SD Salina Regional Airport (SLN) 311 miles Weekly Flights: 13 Domestic Routes: 2 Delayed Flights: 20% Average Delay (hr): 2¼
#26. Airports near ZIP Code 57021, SD Dubuque Regional Airport (DBQ) 323 miles Weekly Flights: 19 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1
#27. Airports near ZIP Code 57021, SD Grand Forks International Airport (GFK) 324 miles Weekly Flights: 40 Domestic Routes: 4 Delayed Flights: 12% Average Delay (hr): 1½
#28. Airports near ZIP Code 57021, SD Hays Regional Airport (HYS) 328 miles Weekly Flights: 21 Domestic Routes: 2 Delayed Flights: 16% Average Delay (hr): 2
#29. Airports near ZIP Code 57021, SD Duluth International Airport (DLH) 340 miles Weekly Flights: 54 Domestic Routes: 2 Delayed Flights: 15% Average Delay (hr): 1¾
#30. Airports near ZIP Code 57021, SD Devils Lake Regional Airport (DVL) 348 miles Weekly Flights: 12 Domestic Routes: 2 Delayed Flights: 13% Average Delay (hr): 3¼
#31. Airports near ZIP Code 57021, SD Range Regional Airport (HIB) 348 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 7% Average Delay (hr): 2
#32. Airports near ZIP Code 57021, SD Western Nebraska Regional Airport-William B Heilig Field (BFF) 350 miles Weekly Flights: 11 Domestic Routes: 1 Delayed Flights: 9% Average Delay (hr): 1¾
#33. Airports near ZIP Code 57021, SD Quad City International Airport (MLI) 353 miles Weekly Flights: 97 Domestic Routes: 11 Delayed Flights: 16% Average Delay (hr): 1½
#34. Airports near ZIP Code 57021, SD Quincy Regional Airport-Baldwin Field (UIN) 376 miles Weekly Flights: 18 Domestic Routes: 2 Delayed Flights: 21% Average Delay (hr): 1½
#35. Airports near ZIP Code 57021, SD Central Wisconsin Airport (CWA) 378 miles Weekly Flights: 55 Domestic Routes: 3 Delayed Flights: 13% Average Delay (hr): 1½
#36. Airports near ZIP Code 57021, SD Dane County Regional Airport-Truax Field (MSN) 384 miles Weekly Flights: 254 Domestic Routes: 25 Delayed Flights: 15% Average Delay (hr): 1½
#37. Airports near ZIP Code 57021, SD Wichita Dwight D Eisenhower National Airport (ICT) 389 miles Weekly Flights: 203 Domestic Routes: 16 Delayed Flights: 15% Average Delay (hr): 1½
#38. Airports near ZIP Code 57021, SD Columbia Regional Airport (COU) 394 miles Weekly Flights: 43 Domestic Routes: 3 Delayed Flights: 16% Average Delay (hr): 1¾
#39. Airports near ZIP Code 57021, SD Minot International Airport (MOT) 402 miles Weekly Flights: 49 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#40. Airports near ZIP Code 57021, SD Falls International Airport-Einarson Field (INL) 404 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 11% Average Delay (hr): 1¾