US-1274
Ottertail Lake Airport
VFR
navigation
32°
navigation
188°
US-5603
Fort Benton Reservation Airport
47° 48′ 51″ N 110° 39′ 14″ E
/
2’638 ft
(804 m MSL)
navigation
20°
43° 44′ 32″ N 111° 5′ 52″ E
/
6’229 ft
(1’899 m MSL)
navigation
168°
navigation
20°
US-4032
Castle Creek Road Airport
44° 49′ 18″ N 114° 25′ 14″ E
/
6’188 ft
(1’886 m MSL)
navigation
241°
navigation
242°
navigation
214°
US-1095
Billings Flying Service Heliport
45° 48′ 33″ N 108° 34′ 13″ E
/
3’671 ft
(1’119 m MSL)
navigation
91°
45° 42′ 54″ N 108° 34′ 31″ E
/
3’200 ft
(975 m MSL)
navigation
93°
43° 38′ 31″ N 111° 55′ 46″ E
/
4’845 ft
(1’477 m MSL)
navigation
184°
45° 54′ 50″ N 114° 50′ 9″ E
/
2’969 ft
(905 m MSL)
navigation
271°
navigation
205°
45° 56′ 35″ N 108° 32′ 56″ E
/
3’540 ft
(1’079 m MSL)
navigation
87°