#1. Airports near ZIP Code 57421, SD Aberdeen Regional Airport (ABR) 33 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 12% Average Delay (hr): 1¾
#2. Airports near ZIP Code 57421, SD Jamestown Regional Airport (JMS) 89 miles Weekly Flights: 19 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 2½
#3. Airports near ZIP Code 57421, SD Hector International Airport (FAR) 96 miles Weekly Flights: 111 Domestic Routes: 11 Delayed Flights: 15% Average Delay (hr): 1½
#4. Airports near ZIP Code 57421, SD Bismarck Municipal Airport (BIS) 153 miles Weekly Flights: 71 Domestic Routes: 9 Delayed Flights: 15% Average Delay (hr): 1½
#5. Airports near ZIP Code 57421, SD Grand Forks International Airport (GFK) 155 miles Weekly Flights: 40 Domestic Routes: 4 Delayed Flights: 12% Average Delay (hr): 1½
#6. Airports near ZIP Code 57421, SD Joe Foss Field (FSD) 161 miles Weekly Flights: 122 Domestic Routes: 11 Delayed Flights: 18% Average Delay (hr): 1½
#7. Airports near ZIP Code 57421, SD Devils Lake Regional Airport (DVL) 170 miles Weekly Flights: 12 Domestic Routes: 2 Delayed Flights: 13% Average Delay (hr): 3¼
#8. Airports near ZIP Code 57421, SD Bemidji Regional Airport (BJI) 186 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 10% Average Delay (hr): 1¾
#9. Airports near ZIP Code 57421, SD Brainerd Lakes Regional Airport (BRD) 186 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 10% Average Delay (hr): 2
#10. Airports near ZIP Code 57421, SD St. Cloud Regional Airport (STC) 186 miles Weekly Flights: 3 Domestic Routes: 2 Delayed Flights: 25% Average Delay (hr): 1¼
#11. Airports near ZIP Code 57421, SD Minot International Airport (MOT) 235 miles Weekly Flights: 49 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#12. Airports near ZIP Code 57421, SD Minneapolis-St Paul International-Wold-Chamberlain Airport (MSP) 235 miles Weekly Flights: 3,065 Domestic Routes: 132 Delayed Flights: 14% Average Delay (hr): 1¼
#13. Airports near ZIP Code 57421, SD Sioux Gateway Airport-Brig Gen Bud Day Field (SUX) 244 miles Weekly Flights: 23 Domestic Routes: 2 Delayed Flights: 24% Average Delay (hr): 1
#14. Airports near ZIP Code 57421, SD Range Regional Airport (HIB) 266 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 7% Average Delay (hr): 2
#15. Airports near ZIP Code 57421, SD Rapid City Regional Airport (RAP) 278 miles Weekly Flights: 82 Domestic Routes: 11 Delayed Flights: 17% Average Delay (hr): 1½
#16. Airports near ZIP Code 57421, SD Duluth International Airport (DLH) 283 miles Weekly Flights: 54 Domestic Routes: 2 Delayed Flights: 15% Average Delay (hr): 1¾
#17. Airports near ZIP Code 57421, SD Falls International Airport-Einarson Field (INL) 287 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 11% Average Delay (hr): 1¾
#18. Airports near ZIP Code 57421, SD Rochester International Airport (RST) 294 miles Weekly Flights: 63 Domestic Routes: 3 Delayed Flights: 17% Average Delay (hr): 1½
#19. Airports near ZIP Code 57421, SD Chippewa Valley Regional Airport (EAU) 318 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 13% Average Delay (hr): 2¼
#20. Airports near ZIP Code 57421, SD Eppley Airfield (OMA) 324 miles Weekly Flights: 481 Domestic Routes: 34 Delayed Flights: 15% Average Delay (hr): 1¼