#1. Airports near Knox Township, IA Des Moines International Airport (DSM) 42 miles Weekly Flights: 300 Domestic Routes: 26 Delayed Flights: 15% Average Delay (hr): 1¼
#2. Airports near Knox Township, IA Eppley Airfield (OMA) 110 miles Weekly Flights: 481 Domestic Routes: 34 Delayed Flights: 15% Average Delay (hr): 1¼
#3. Airports near Knox Township, IA Kansas City International Airport (MCI) 122 miles Weekly Flights: 1,081 Domestic Routes: 50 Delayed Flights: 15% Average Delay (hr): 1
#4. Airports near Knox Township, IA The Eastern Iowa Airport (CID) 128 miles Weekly Flights: 178 Domestic Routes: 15 Delayed Flights: 16% Average Delay (hr): 1¼
#5. Airports near Knox Township, IA Waterloo Regional Airport (ALO) 134 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1¼
#6. Airports near Knox Township, IA Lincoln Airport (LNK) 153 miles Weekly Flights: 34 Domestic Routes: 4 Delayed Flights: 12% Average Delay (hr): 2
#7. Airports near Knox Township, IA Quincy Regional Airport-Baldwin Field (UIN) 155 miles Weekly Flights: 18 Domestic Routes: 2 Delayed Flights: 21% Average Delay (hr): 1½
#8. Airports near Knox Township, IA Sioux Gateway Airport-Brig Gen Bud Day Field (SUX) 166 miles Weekly Flights: 23 Domestic Routes: 2 Delayed Flights: 24% Average Delay (hr): 1
#9. Airports near Knox Township, IA Columbia Regional Airport (COU) 170 miles Weekly Flights: 43 Domestic Routes: 3 Delayed Flights: 16% Average Delay (hr): 1¾
#10. Airports near Knox Township, IA Quad City International Airport (MLI) 177 miles Weekly Flights: 97 Domestic Routes: 11 Delayed Flights: 16% Average Delay (hr): 1½
#11. Airports near Knox Township, IA Dubuque Regional Airport (DBQ) 191 miles Weekly Flights: 19 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1
#12. Airports near Knox Township, IA Manhattan Regional Airport (MHK) 195 miles Weekly Flights: 35 Domestic Routes: 2 Delayed Flights: 16% Average Delay (hr): 1½
#13. Airports near Knox Township, IA Rochester International Airport (RST) 216 miles Weekly Flights: 63 Domestic Routes: 3 Delayed Flights: 17% Average Delay (hr): 1½
#14. Airports near Knox Township, IA General Downing-Peoria International Airport (PIA) 218 miles Weekly Flights: 103 Domestic Routes: 12 Delayed Flights: 16% Average Delay (hr): 1½
#15. Airports near Knox Township, IA Abraham Lincoln Capital Airport (SPI) 232 miles Weekly Flights: 35 Domestic Routes: 4 Delayed Flights: 17% Average Delay (hr): 1½
#16. Airports near Knox Township, IA Central Nebraska Regional Airport (GRI) 233 miles Weekly Flights: 19 Domestic Routes: 3 Delayed Flights: 20% Average Delay (hr): 1½
#17. Airports near Knox Township, IA Joe Foss Field (FSD) 235 miles Weekly Flights: 122 Domestic Routes: 11 Delayed Flights: 18% Average Delay (hr): 1½
#18. Airports near Knox Township, IA St Louis Lambert International Airport (STL) 238 miles Weekly Flights: 1,273 Domestic Routes: 58 Delayed Flights: 21% Average Delay (hr): 1
#19. Airports near Knox Township, IA La Crosse Regional Airport (LSE) 242 miles Weekly Flights: 41 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 1½
#20. Airports near Knox Township, IA Salina Regional Airport (SLN) 251 miles Weekly Flights: 13 Domestic Routes: 2 Delayed Flights: 20% Average Delay (hr): 2¼