#1. Airports near Union County, OR Tri-Cities Airport (PSC) 86 miles Weekly Flights: 56 Domestic Routes: 8 Delayed Flights: 14% Average Delay (hr): 1½
#2. Airports near Union County, OR Lewiston-Nez Perce County Airport (LWS) 88 miles Weekly Flights: 14 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1½
#3. Airports near Union County, OR Boise Air Terminal-Gowen Field (BOI) 149 miles Weekly Flights: 369 Domestic Routes: 20 Delayed Flights: 13% Average Delay (hr): 1¼
#4. Airports near Union County, OR Spokane International Airport (GEG) 161 miles Weekly Flights: 237 Domestic Routes: 17 Delayed Flights: 13% Average Delay (hr): 1
#5. Airports near Union County, OR Roberts Field (RDM) 171 miles Weekly Flights: 73 Domestic Routes: 7 Delayed Flights: 17% Average Delay (hr): 1½
#6. Airports near Union County, OR Missoula International Airport (MSO) 218 miles Weekly Flights: 66 Domestic Routes: 13 Delayed Flights: 13% Average Delay (hr): 1¼
#7. Airports near Union County, OR Friedman Memorial Airport (SUN) 221 miles Weekly Flights: 24 Domestic Routes: 5 Delayed Flights: 13% Average Delay (hr): 1¾
#8. Airports near Union County, OR Portland International Airport (PDX) 224 miles Weekly Flights: 1,213 Domestic Routes: 56 Delayed Flights: 13% Average Delay (hr): 1
#9. Airports near Union County, OR Seattle-Tacoma International Airport (SEA) 253 miles Weekly Flights: 2,692 Domestic Routes: 82 Delayed Flights: 16% Average Delay (hr): 1
#10. Airports near Union County, OR Joslin Field-Magic Valley Regional Airport (TWF) 262 miles Weekly Flights: 24 Domestic Routes: 6 Delayed Flights: 10% Average Delay (hr): 1
#11. Airports near Union County, OR Mahlon Sweet Field (EUG) 269 miles Weekly Flights: 79 Domestic Routes: 10 Delayed Flights: 18% Average Delay (hr): 1¼
#12. Airports near Union County, OR Bert Mooney Airport (BTM) 270 miles Weekly Flights: 13 Domestic Routes: 1 Delayed Flights: 7% Average Delay (hr): 2
#13. Airports near Union County, OR Helena Regional Airport (HLN) 303 miles Weekly Flights: 35 Domestic Routes: 3 Delayed Flights: 6% Average Delay (hr): 1½
#14. Airports near Union County, OR Pocatello Regional Airport (PIH) 315 miles Weekly Flights: 24 Domestic Routes: 1 Delayed Flights: 6% Average Delay (hr): 1¼
#15. Airports near Union County, OR Rogue Valley International-Medford Airport (MFR) 316 miles Weekly Flights: 91 Domestic Routes: 9 Delayed Flights: 21% Average Delay (hr): 1½
#16. Airports near Union County, OR Idaho Falls Regional Airport (IDA) 318 miles Weekly Flights: 42 Domestic Routes: 7 Delayed Flights: 11% Average Delay (hr): 1½
#17. Airports near Union County, OR Bellingham International Airport (BLI) 322 miles Weekly Flights: 43 Domestic Routes: 11 Delayed Flights: 10% Average Delay (hr): 1¼
#18. Airports near Union County, OR Elko Regional Airport (EKO) 329 miles Weekly Flights: 12 Domestic Routes: 1 Delayed Flights: 5% Average Delay (hr): 2
#19. Airports near Union County, OR Bozeman Yellowstone International Airport (BZN) 333 miles Weekly Flights: 112 Domestic Routes: 16 Delayed Flights: 15% Average Delay (hr): 1½
#20. Airports near Union County, OR Southwest Oregon Regional Airport (OTH) 335 miles Weekly Flights: 7 Domestic Routes: 2 Delayed Flights: 35% Average Delay (hr): 1½