#1. Airports near Alton, NH Portsmouth International Airport at Pease (PSM) 33 miles Weekly Flights: 6 Domestic Routes: 4 Delayed Flights: 30% Average Delay (hr): 1½
#2. Airports near Alton, NH Manchester Airport (MHT) 38 miles Weekly Flights: 187 Domestic Routes: 13 Delayed Flights: 13% Average Delay (hr): 1¼
#3. Airports near Alton, NH Portland International Jetport (PWM) 48 miles Weekly Flights: 233 Domestic Routes: 17 Delayed Flights: 18% Average Delay (hr): 1½
#4. Airports near Alton, NH General Edward Lawrence Logan International Airport (BOS) 76 miles Weekly Flights: 2,850 Domestic Routes: 65 Delayed Flights: 22% Average Delay (hr): 1¼
#5. Airports near Alton, NH Worcester Regional Airport (ORH) 89 miles Weekly Flights: 19 Domestic Routes: 3 Delayed Flights: 30% Average Delay (hr): 1½
#6. Airports near Alton, NH Burlington International Airport (BTV) 119 miles Weekly Flights: 187 Domestic Routes: 10 Delayed Flights: 18% Average Delay (hr): 1½
#7. Airports near Alton, NH Theodore Francis Green State Airport (PVD) 120 miles Weekly Flights: 360 Domestic Routes: 25 Delayed Flights: 16% Average Delay (hr): 1¼
#8. Airports near Alton, NH Bradley International Airport (BDL) 128 miles Weekly Flights: 545 Domestic Routes: 29 Delayed Flights: 15% Average Delay (hr): 1¼
#9. Airports near Alton, NH Barnstable Municipal Airport-Boardman-Polando Field (HYA) 132 miles Weekly Flights: 2 Domestic Routes: 1 Delayed Flights: 31% Average Delay (hr): 1¾
#10. Airports near Alton, NH Plattsburgh International Airport (PBG) 139 miles Weekly Flights: 18 Domestic Routes: 6 Delayed Flights: 20% Average Delay (hr): 1½
#11. Airports near Alton, NH Albany International Airport (ALB) 139 miles Weekly Flights: 238 Domestic Routes: 20 Delayed Flights: 16% Average Delay (hr): 1¼
#12. Airports near Alton, NH Martha's Vineyard Airport (MVY) 146 miles Weekly Flights: 9 Domestic Routes: 4 Delayed Flights: 26% Average Delay (hr): 1¼
#13. Airports near Alton, NH Bangor International Airport (BGR) 151 miles Weekly Flights: 79 Domestic Routes: 9 Delayed Flights: 19% Average Delay (hr): 1¼
#14. Airports near Alton, NH Nantucket Memorial Airport (ACK) 163 miles Weekly Flights: 19 Domestic Routes: 5 Delayed Flights: 25% Average Delay (hr): 1¾
#15. Airports near Alton, NH Tweed-New Haven Airport (HVN) 174 miles Weekly Flights: 20 Domestic Routes: 2 Delayed Flights: 19% Average Delay (hr): 1½
#16. Airports near Alton, NH New York Stewart International Airport (SWF) 199 miles Weekly Flights: 34 Domestic Routes: 8 Delayed Flights: 27% Average Delay (hr): 1½
#17. Airports near Alton, NH Long Island MacArthur Airport (ISP) 208 miles Weekly Flights: 118 Domestic Routes: 14 Delayed Flights: 19% Average Delay (hr): 1¼
#18. Airports near Alton, NH Westchester County Airport (HPN) 208 miles Weekly Flights: 190 Domestic Routes: 10 Delayed Flights: 23% Average Delay (hr): 1½
#19. Airports near Alton, NH Ogdensburg International Airport (OGS) 227 miles Weekly Flights: 3 Domestic Routes: 2 Delayed Flights: 24% Average Delay (hr): 1¼
#20. Airports near Alton, NH Laguardia Airport (LGA) 230 miles Weekly Flights: 3,290 Domestic Routes: 76 Delayed Flights: 21% Average Delay (hr): 1¼