#1. Airports near Harlem, MT Great Falls International Airport (GTF) 140 miles Weekly Flights: 36 Domestic Routes: 8 Delayed Flights: 10% Average Delay (hr): 1¾
#2. Airports near Harlem, MT Billings Logan International Airport (BIL) 189 miles Weekly Flights: 80 Domestic Routes: 11 Delayed Flights: 11% Average Delay (hr): 1½
#3. Airports near Harlem, MT Helena Regional Airport (HLN) 200 miles Weekly Flights: 35 Domestic Routes: 3 Delayed Flights: 6% Average Delay (hr): 1½
#4. Airports near Harlem, MT Bozeman Yellowstone International Airport (BZN) 220 miles Weekly Flights: 112 Domestic Routes: 16 Delayed Flights: 15% Average Delay (hr): 1½
#5. Airports near Harlem, MT Bert Mooney Airport (BTM) 249 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 7% Average Delay (hr): 2
#6. Airports near Harlem, MT Missoula International Airport (MSO) 271 miles Weekly Flights: 66 Domestic Routes: 13 Delayed Flights: 13% Average Delay (hr): 1¼
#7. Airports near Harlem, MT Yellowstone Regional Airport (COD) 277 miles Weekly Flights: 16 Domestic Routes: 2 Delayed Flights: 10% Average Delay (hr): 2¼
#8. Airports near Harlem, MT Yellowstone Airport (WYS) 288 miles Weekly Flights: 5 Domestic Routes: 1 Delayed Flights: 5% Average Delay (hr): 1
#9. Airports near Harlem, MT Gillette-Campbell County Airport (GCC) 328 miles Weekly Flights: 16 Domestic Routes: 1 Delayed Flights: 10% Average Delay (hr): 1¾
#10. Airports near Harlem, MT Minot International Airport (MOT) 345 miles Weekly Flights: 49 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#11. Airports near Harlem, MT Jackson Hole Airport (JAC) 353 miles Weekly Flights: 81 Domestic Routes: 13 Delayed Flights: 18% Average Delay (hr): 1½
#12. Airports near Harlem, MT Idaho Falls Regional Airport (IDA) 381 miles Weekly Flights: 42 Domestic Routes: 7 Delayed Flights: 11% Average Delay (hr): 1½
#13. Airports near Harlem, MT Bismarck Municipal Airport (BIS) 393 miles Weekly Flights: 71 Domestic Routes: 9 Delayed Flights: 15% Average Delay (hr): 1½
#14. Airports near Harlem, MT Casper-Natrona County International Airport (CPR) 404 miles Weekly Flights: 19 Domestic Routes: 4 Delayed Flights: 6% Average Delay (hr): 2
#15. Airports near Harlem, MT Spokane International Airport (GEG) 409 miles Weekly Flights: 237 Domestic Routes: 17 Delayed Flights: 13% Average Delay (hr): 1
#16. Airports near Harlem, MT Lewiston-Nez Perce County Airport (LWS) 412 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1½
#17. Airports near Harlem, MT Rapid City Regional Airport (RAP) 413 miles Weekly Flights: 82 Domestic Routes: 11 Delayed Flights: 17% Average Delay (hr): 1½
#18. Airports near Harlem, MT Pocatello Regional Airport (PIH) 430 miles Weekly Flights: 24 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1¼
#19. Airports near Harlem, MT Friedman Memorial Airport (SUN) 436 miles Weekly Flights: 24 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#20. Airports near Harlem, MT Devils Lake Regional Airport (DVL) 454 miles Weekly Flights: 12 Domestic Routes: 2 Delayed Flights: 13% Average Delay (hr): 3¼