#1. Airports near Union Township, SD Rapid City Regional Airport (RAP) 62 miles Weekly Flights: 82 Domestic Routes: 11 Delayed Flights: 17% Average Delay (hr): 1½
#2. Airports near Union Township, SD Gillette-Campbell County Airport (GCC) 131 miles Weekly Flights: 16 Domestic Routes: 1 Delayed Flights: 10% Average Delay (hr): 1¾
#3. Airports near Union Township, SD Bismarck Municipal Airport (BIS) 167 miles Weekly Flights: 71 Domestic Routes: 9 Delayed Flights: 15% Average Delay (hr): 1½
#4. Airports near Union Township, SD Western Nebraska Regional Airport-William B Heilig Field (BFF) 214 miles Weekly Flights: 11 Domestic Routes: 1 Delayed Flights: 9% Average Delay (hr): 1¾
#5. Airports near Union Township, SD Casper-Natrona County International Airport (CPR) 222 miles Weekly Flights: 19 Domestic Routes: 4 Delayed Flights: 6% Average Delay (hr): 2
#6. Airports near Union Township, SD Aberdeen Regional Airport (ABR) 226 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 12% Average Delay (hr): 1¾
#7. Airports near Union Township, SD Minot International Airport (MOT) 243 miles Weekly Flights: 49 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#8. Airports near Union Township, SD Jamestown Regional Airport (JMS) 249 miles Weekly Flights: 19 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 2½
#9. Airports near Union Township, SD Billings Logan International Airport (BIL) 275 miles Weekly Flights: 80 Domestic Routes: 11 Delayed Flights: 11% Average Delay (hr): 1½
#10. Airports near Union Township, SD Cheyenne Regional Airport-Jerry Olson Field (CYS) 277 miles Weekly Flights: 1 Domestic Routes: 1 Delayed Flights: 18% Average Delay (hr): 1
#11. Airports near Union Township, SD Laramie Regional Airport (LAR) 285 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 11% Average Delay (hr): 2¼
#12. Airports near Union Township, SD North Platte Regional Airport-Lee Bird Field (LBF) 289 miles Weekly Flights: 11 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1½
#13. Airports near Union Township, SD Devils Lake Regional Airport (DVL) 293 miles Weekly Flights: 12 Domestic Routes: 2 Delayed Flights: 13% Average Delay (hr): 3¼
#14. Airports near Union Township, SD Yellowstone Regional Airport (COD) 297 miles Weekly Flights: 16 Domestic Routes: 2 Delayed Flights: 10% Average Delay (hr): 2¼
#15. Airports near Union Township, SD Joe Foss Field (FSD) 324 miles Weekly Flights: 122 Domestic Routes: 11 Delayed Flights: 18% Average Delay (hr): 1½
#16. Airports near Union Township, SD Hector International Airport (FAR) 327 miles Weekly Flights: 111 Domestic Routes: 11 Delayed Flights: 15% Average Delay (hr): 1½
#17. Airports near Union Township, SD Grand Forks International Airport (GFK) 346 miles Weekly Flights: 40 Domestic Routes: 4 Delayed Flights: 12% Average Delay (hr): 1½
#18. Airports near Union Township, SD Kearney Regional Airport (EAR) 355 miles Weekly Flights: 4 Domestic Routes: 1 Delayed Flights: 3% Average Delay (hr): 2¼
#19. Airports near Union Township, SD Denver International Airport (DEN) 361 miles Weekly Flights: 4,538 Domestic Routes: 162 Delayed Flights: 19% Average Delay (hr): 1
#20. Airports near Union Township, SD Central Nebraska Regional Airport (GRI) 363 miles Weekly Flights: 19 Domestic Routes: 3 Delayed Flights: 20% Average Delay (hr): 1½