Scott Airforce Base-Midamerica Airport (BLV) Weekly Flights: 20 Domestic Routes: 9 Delayed Flights: 28% Average Delay (hr): 1½
Seattle-Tacoma International Airport (SEA) Weekly Flights: 2,692 Domestic Routes: 82 Delayed Flights: 16% Average Delay (hr): 1
Shenandoah Valley Regional Airport (SHD) Weekly Flights: 13 Domestic Routes: 3 Delayed Flights: 17% Average Delay (hr): 2
Sheppard Airforce Base-Wichita Falls Municipal Airport (SPS) Weekly Flights: 20 Domestic Routes: 1 Delayed Flights: 12% Average Delay (hr): 1¼
Shreveport Regional Airport (SHV) Weekly Flights: 129 Domestic Routes: 7 Delayed Flights: 16% Average Delay (hr): 1¼
Sioux Gateway Airport-Brig Gen Bud Day Field (SUX) Weekly Flights: 23 Domestic Routes: 2 Delayed Flights: 24% Average Delay (hr): 1
Sitka Rocky Gutierrez Airport (SIT) Weekly Flights: 26 Domestic Routes: 4 Delayed Flights: 9% Average Delay (hr): 1¼
South Bend International Airport (SBN) Weekly Flights: 134 Domestic Routes: 13 Delayed Flights: 17% Average Delay (hr): 1½
Southwest Florida International Airport (RSW) Weekly Flights: 622 Domestic Routes: 47 Delayed Flights: 19% Average Delay (hr): 1¼
Southwest Georgia Regional Airport (ABY) Weekly Flights: 20 Domestic Routes: 1 Delayed Flights: 16% Average Delay (hr): 2
Southwest Oregon Regional Airport (OTH) Weekly Flights: 7 Domestic Routes: 2 Delayed Flights: 35% Average Delay (hr): 1½
Southwest Wyoming Regional Airport (RKS) Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 9% Average Delay (hr): 2¼
Spokane International Airport (GEG) Weekly Flights: 237 Domestic Routes: 17 Delayed Flights: 13% Average Delay (hr): 1
Springfield-Branson National Airport (SGF) Weekly Flights: 166 Domestic Routes: 13 Delayed Flights: 18% Average Delay (hr): 1¼
St. Cloud Regional Airport (STC) Weekly Flights: 3 Domestic Routes: 2 Delayed Flights: 25% Average Delay (hr): 1¼
St George Regional Airport (SGU) Weekly Flights: 62 Domestic Routes: 5 Delayed Flights: 8% Average Delay (hr): 1¼
Stillwater Regional Airport (SWO) Weekly Flights: 15 Domestic Routes: 1 Delayed Flights: 12% Average Delay (hr): 1¼
St Louis Lambert International Airport (STL) Weekly Flights: 1,273 Domestic Routes: 58 Delayed Flights: 21% Average Delay (hr): 1
Stockton Metropolitan Airport (SCK) Weekly Flights: 14 Domestic Routes: 3 Delayed Flights: 40% Average Delay (hr): 1
St Pete-Clearwater International Airport (PIE) Weekly Flights: 144 Domestic Routes: 59 Delayed Flights: 15% Average Delay (hr): 1¼