#1. Airports near Walnut, IL Quad City International Airport (MLI) 48 miles Weekly Flights: 97 Domestic Routes: 11 Delayed Flights: 16% Average Delay (hr): 1½
#2. Airports near Walnut, IL Chicago-Rockford International Airport (RFD) 51 miles Weekly Flights: 13 Domestic Routes: 5 Delayed Flights: 20% Average Delay (hr): 1¼
#3. Airports near Walnut, IL General Downing-Peoria International Airport (PIA) 62 miles Weekly Flights: 103 Domestic Routes: 12 Delayed Flights: 16% Average Delay (hr): 1½
#4. Airports near Walnut, IL Dubuque Regional Airport (DBQ) 82 miles Weekly Flights: 19 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1
#5. Airports near Walnut, IL Central Illinois Regional Airport at Bloomington-Normal (BMI) 83 miles Weekly Flights: 61 Domestic Routes: 8 Delayed Flights: 17% Average Delay (hr): 1¾
#6. Airports near Walnut, IL Chicago O'Hare International Airport (ORD) 92 miles Weekly Flights: 6,403 Domestic Routes: 174 Delayed Flights: 21% Average Delay (hr): 1¼
#7. Airports near Walnut, IL Chicago Midway International Airport (MDW) 96 miles Weekly Flights: 1,675 Domestic Routes: 68 Delayed Flights: 29% Average Delay (hr): ¾
#8. Airports near Walnut, IL Dane County Regional Airport-Truax Field (MSN) 110 miles Weekly Flights: 254 Domestic Routes: 25 Delayed Flights: 15% Average Delay (hr): 1½
#9. Airports near Walnut, IL The Eastern Iowa Airport (CID) 112 miles Weekly Flights: 178 Domestic Routes: 15 Delayed Flights: 16% Average Delay (hr): 1¼
#10. Airports near Walnut, IL Abraham Lincoln Capital Airport (SPI) 118 miles Weekly Flights: 35 Domestic Routes: 4 Delayed Flights: 17% Average Delay (hr): 1½
#11. Airports near Walnut, IL University of Illinois-Willard Airport (CMI) 125 miles Weekly Flights: 46 Domestic Routes: 3 Delayed Flights: 15% Average Delay (hr): 1¼
#12. Airports near Walnut, IL General Mitchell International Airport (MKE) 129 miles Weekly Flights: 625 Domestic Routes: 42 Delayed Flights: 16% Average Delay (hr): 1¼
#13. Airports near Walnut, IL Quincy Regional Airport-Baldwin Field (UIN) 140 miles Weekly Flights: 18 Domestic Routes: 2 Delayed Flights: 21% Average Delay (hr): 1½
#14. Airports near Walnut, IL Waterloo Regional Airport (ALO) 160 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1¼
#15. Airports near Walnut, IL South Bend International Airport (SBN) 169 miles Weekly Flights: 134 Domestic Routes: 13 Delayed Flights: 17% Average Delay (hr): 1½
#16. Airports near Walnut, IL La Crosse Regional Airport (LSE) 181 miles Weekly Flights: 41 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 1½
#17. Airports near Walnut, IL Appleton International Airport (ATW) 194 miles Weekly Flights: 81 Domestic Routes: 9 Delayed Flights: 14% Average Delay (hr): 1½
#18. Airports near Walnut, IL St Louis Lambert International Airport (STL) 198 miles Weekly Flights: 1,273 Domestic Routes: 58 Delayed Flights: 21% Average Delay (hr): 1
#19. Airports near Walnut, IL Muskegon County Airport (MKG) 204 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 16% Average Delay (hr): 1½
#20. Airports near Walnut, IL Scott Airforce Base-Midamerica Airport (BLV) 208 miles Weekly Flights: 20 Domestic Routes: 9 Delayed Flights: 28% Average Delay (hr): 1½