#21. Airports near Southside, Billings, MT Yampa Valley Airport (HDN) 371 miles Weekly Flights: 18 Domestic Routes: 14 Delayed Flights: 17% Average Delay (hr): 1¾
#22. Airports near Southside, Billings, MT Vernal Regional Airport (VEL) 372 miles Weekly Flights: 6 Domestic Routes: 1 Delayed Flights: 13% Average Delay (hr): 1½
#23. Airports near Southside, Billings, MT Joslin Field-Magic Valley Regional Airport (TWF) 374 miles Weekly Flights: 24 Domestic Routes: 6 Delayed Flights: 10% Average Delay (hr): 1
#24. Airports near Southside, Billings, MT Bismarck Municipal Airport (BIS) 377 miles Weekly Flights: 71 Domestic Routes: 9 Delayed Flights: 15% Average Delay (hr): 1½
#25. Airports near Southside, Billings, MT Minot International Airport (MOT) 381 miles Weekly Flights: 49 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#26. Airports near Southside, Billings, MT Salt Lake City International Airport (SLC) 386 miles Weekly Flights: 2,174 Domestic Routes: 94 Delayed Flights: 13% Average Delay (hr): 1
#27. Airports near Southside, Billings, MT Boise Air Terminal-Gowen Field (BOI) 408 miles Weekly Flights: 369 Domestic Routes: 20 Delayed Flights: 13% Average Delay (hr): 1¼
#28. Airports near Southside, Billings, MT Lewiston-Nez Perce County Airport (LWS) 410 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1½
#29. Airports near Southside, Billings, MT Provo Municipal Airport (PVU) 417 miles Weekly Flights: 11 Domestic Routes: 5 Delayed Flights: 21% Average Delay (hr): 1½
#30. Airports near Southside, Billings, MT Eagle County Regional Airport (EGE) 431 miles Weekly Flights: 41 Domestic Routes: 14 Delayed Flights: 20% Average Delay (hr): 2¼
#31. Airports near Southside, Billings, MT Spokane International Airport (GEG) 446 miles Weekly Flights: 237 Domestic Routes: 17 Delayed Flights: 13% Average Delay (hr): 1
#32. Airports near Southside, Billings, MT Denver International Airport (DEN) 452 miles Weekly Flights: 4,538 Domestic Routes: 162 Delayed Flights: 19% Average Delay (hr): 1
#33. Airports near Southside, Billings, MT Grand Junction Regional Airport (GJT) 460 miles Weekly Flights: 72 Domestic Routes: 9 Delayed Flights: 9% Average Delay (hr): 1½
#34. Airports near Southside, Billings, MT Aspen-Pitkin County Airport-Sardy Field (ASE) 460 miles Weekly Flights: 132 Domestic Routes: 10 Delayed Flights: 21% Average Delay (hr): 1¾
#35. Airports near Southside, Billings, MT Jamestown Regional Airport (JMS) 475 miles Weekly Flights: 19 Domestic Routes: 2 Delayed Flights: 14% Average Delay (hr): 2½
#36. Airports near Southside, Billings, MT Devils Lake Regional Airport (DVL) 480 miles Weekly Flights: 12 Domestic Routes: 2 Delayed Flights: 13% Average Delay (hr): 3¼
#37. Airports near Southside, Billings, MT Aberdeen Regional Airport (ABR) 488 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 12% Average Delay (hr): 1¾
#38. Airports near Southside, Billings, MT Canyonlands Field (CNY) 489 miles Weekly Flights: 8 Domestic Routes: 1 Delayed Flights: 14% Average Delay (hr): 1¼
#39. Airports near Southside, Billings, MT Elko Regional Airport (EKO) 501 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 5% Average Delay (hr): 2
#40. Airports near Southside, Billings, MT Montrose Regional Airport (MTJ) 503 miles Weekly Flights: 29 Domestic Routes: 12 Delayed Flights: 19% Average Delay (hr): 1¼