#1. Airports near Gilson, IL General Downing-Peoria International Airport (PIA) 30 miles Weekly Flights: 103 Domestic Routes: 12 Delayed Flights: 16% Average Delay (hr): 1½
#2. Airports near Gilson, IL Quad City International Airport (MLI) 43 miles Weekly Flights: 97 Domestic Routes: 11 Delayed Flights: 16% Average Delay (hr): 1½
#3. Airports near Gilson, IL Central Illinois Regional Airport at Bloomington-Normal (BMI) 72 miles Weekly Flights: 61 Domestic Routes: 8 Delayed Flights: 17% Average Delay (hr): 1¾
#4. Airports near Gilson, IL Abraham Lincoln Capital Airport (SPI) 76 miles Weekly Flights: 35 Domestic Routes: 4 Delayed Flights: 17% Average Delay (hr): 1½
#5. Airports near Gilson, IL Quincy Regional Airport-Baldwin Field (UIN) 82 miles Weekly Flights: 18 Domestic Routes: 2 Delayed Flights: 21% Average Delay (hr): 1½
#6. Airports near Gilson, IL The Eastern Iowa Airport (CID) 105 miles Weekly Flights: 178 Domestic Routes: 15 Delayed Flights: 16% Average Delay (hr): 1¼
#7. Airports near Gilson, IL Chicago-Rockford International Airport (RFD) 108 miles Weekly Flights: 13 Domestic Routes: 5 Delayed Flights: 20% Average Delay (hr): 1¼
#8. Airports near Gilson, IL Dubuque Regional Airport (DBQ) 110 miles Weekly Flights: 19 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1
#9. Airports near Gilson, IL University of Illinois-Willard Airport (CMI) 116 miles Weekly Flights: 46 Domestic Routes: 3 Delayed Flights: 15% Average Delay (hr): 1¼
#10. Airports near Gilson, IL Chicago O'Hare International Airport (ORD) 142 miles Weekly Flights: 6,403 Domestic Routes: 174 Delayed Flights: 21% Average Delay (hr): 1¼
#11. Airports near Gilson, IL Chicago Midway International Airport (MDW) 142 miles Weekly Flights: 1,675 Domestic Routes: 68 Delayed Flights: 29% Average Delay (hr): ¾
#12. Airports near Gilson, IL St Louis Lambert International Airport (STL) 146 miles Weekly Flights: 1,273 Domestic Routes: 58 Delayed Flights: 21% Average Delay (hr): 1
#13. Airports near Gilson, IL Scott Airforce Base-Midamerica Airport (BLV) 161 miles Weekly Flights: 20 Domestic Routes: 9 Delayed Flights: 28% Average Delay (hr): 1½
#14. Airports near Gilson, IL Waterloo Regional Airport (ALO) 163 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 17% Average Delay (hr): 1¼
#15. Airports near Gilson, IL Dane County Regional Airport-Truax Field (MSN) 163 miles Weekly Flights: 254 Domestic Routes: 25 Delayed Flights: 15% Average Delay (hr): 1½
#16. Airports near Gilson, IL Columbia Regional Airport (COU) 177 miles Weekly Flights: 43 Domestic Routes: 3 Delayed Flights: 16% Average Delay (hr): 1¾
#17. Airports near Gilson, IL Des Moines International Airport (DSM) 186 miles Weekly Flights: 300 Domestic Routes: 26 Delayed Flights: 15% Average Delay (hr): 1¼
#18. Airports near Gilson, IL General Mitchell International Airport (MKE) 186 miles Weekly Flights: 625 Domestic Routes: 42 Delayed Flights: 16% Average Delay (hr): 1¼
#19. Airports near Gilson, IL South Bend International Airport (SBN) 210 miles Weekly Flights: 134 Domestic Routes: 13 Delayed Flights: 17% Average Delay (hr): 1½
#20. Airports near Gilson, IL La Crosse Regional Airport (LSE) 215 miles Weekly Flights: 41 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 1½