#21. Airports near ZIP Code 57639, SD Cheyenne Regional Airport-Jerry Olson Field (CYS) 374 miles Weekly Flights: 1 Domestic Routes: 1 Delayed Flights: 18% Average Delay (hr): 1
#22. Airports near ZIP Code 57639, SD Billings Logan International Airport (BIL) 375 miles Weekly Flights: 80 Domestic Routes: 11 Delayed Flights: 11% Average Delay (hr): 1½
#23. Airports near ZIP Code 57639, SD Eppley Airfield (OMA) 390 miles Weekly Flights: 481 Domestic Routes: 34 Delayed Flights: 15% Average Delay (hr): 1¼
#24. Airports near ZIP Code 57639, SD Laramie Regional Airport (LAR) 390 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 11% Average Delay (hr): 2¼
#25. Airports near ZIP Code 57639, SD Lincoln Airport (LNK) 391 miles Weekly Flights: 34 Domestic Routes: 4 Delayed Flights: 12% Average Delay (hr): 2
#26. Airports near ZIP Code 57639, SD Range Regional Airport (HIB) 394 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 7% Average Delay (hr): 2
#27. Airports near ZIP Code 57639, SD Falls International Airport-Einarson Field (INL) 398 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 11% Average Delay (hr): 1¾
#28. Airports near ZIP Code 57639, SD Yellowstone Regional Airport (COD) 411 miles Weekly Flights: 16 Domestic Routes: 2 Delayed Flights: 10% Average Delay (hr): 2¼
#29. Airports near ZIP Code 57639, SD Duluth International Airport (DLH) 417 miles Weekly Flights: 54 Domestic Routes: 2 Delayed Flights: 15% Average Delay (hr): 1¾
#30. Airports near ZIP Code 57639, SD Rochester International Airport (RST) 424 miles Weekly Flights: 63 Domestic Routes: 3 Delayed Flights: 17% Average Delay (hr): 1½
#31. Airports near ZIP Code 57639, SD Denver International Airport (DEN) 449 miles Weekly Flights: 4,538 Domestic Routes: 162 Delayed Flights: 19% Average Delay (hr): 1
#32. Airports near ZIP Code 57639, SD Chippewa Valley Regional Airport (EAU) 455 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 13% Average Delay (hr): 2¼
#33. Airports near ZIP Code 57639, SD Des Moines International Airport (DSM) 457 miles Weekly Flights: 300 Domestic Routes: 26 Delayed Flights: 15% Average Delay (hr): 1¼
#34. Airports near ZIP Code 57639, SD Waterloo Regional Airport (ALO) 468 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1¼
#35. Airports near ZIP Code 57639, SD Hays Regional Airport (HYS) 480 miles Weekly Flights: 21 Domestic Routes: 2 Delayed Flights: 16% Average Delay (hr): 2
#36. Airports near ZIP Code 57639, SD La Crosse Regional Airport (LSE) 483 miles Weekly Flights: 41 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 1½
#37. Airports near ZIP Code 57639, SD Yampa Valley Airport (HDN) 486 miles Weekly Flights: 18 Domestic Routes: 14 Delayed Flights: 17% Average Delay (hr): 1¾
#38. Airports near ZIP Code 57639, SD Manhattan Regional Airport (MHK) 499 miles Weekly Flights: 35 Domestic Routes: 2 Delayed Flights: 16% Average Delay (hr): 1½
#39. Airports near ZIP Code 57639, SD Bozeman Yellowstone International Airport (BZN) 500 miles Weekly Flights: 112 Domestic Routes: 16 Delayed Flights: 15% Average Delay (hr): 1½
#40. Airports near ZIP Code 57639, SD Southwest Wyoming Regional Airport (RKS) 502 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 9% Average Delay (hr): 2¼