Airports / Montana / BTM
Bert Mooney Airport
KBTM / BTMButte, MontanaELEV 5,550 FT
Google rating
Google reviews
Field elevation
Nearest alternate
Field standing
#6 / 23
Montana airports by Google rating
4.6★ across 144 Google ratings — ranked against 23 rated MT fields.
45 nm
To the nearest alternate
Helena Regional Airport (HLN).
Overview
Bert Mooney Airport (KBTM / BTM) is a mid-sized airport serving Butte, Montana. Field elevation is 5,550 feet above sea level. Scheduled carriers operate here, and the field also sees regular private and charter activity.
While no charter operators list BTM as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are Helena Regional Airport (HLN, 45 nm), Bozeman Yellowstone International Airport (BZN, 57 nm), and Lemhi County Airport (SMN, 77 nm).
Trip costs from BTM are driven by the aircraft category flown and how far it must reposition. Browse operators flying from the area or estimate a trip cost from BTM to plan your flight.
What fliers highlight
Terminal & facilities
3/5 reviews“Tiniest one terminal airport.”
Natalie Koffarnus5★ on Google
Easy in & out
2/5 reviews“I got through security quick and TSA staff were very kind and respectful when they had to go through my bag because my guitar capo looked super sus.”
Emma C.5★ on Google
Staff & service
2/5 reviews“I got through security quick and TSA staff were very kind and respectful when they had to go through my bag because my guitar capo looked super sus.”
Emma C.5★ on Google
Themes counted by keyword across Google review texts for Bert Mooney Airport — every quote is verbatim from a real review.
Field capability
ICAO
KBTM
IATA
BTM
FAA / Local
BTM
Elevation
5,550 ft
Coordinates
45.9548° N · 112.4970° W
Airspace
E · EchoClass E — EchoControlled airspace reaches the surface for instrument approaches, but there is no control tower on the field.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
Yes
Elevation vs MT fields
state range 1,985–6,649 ft
At 5,550 ft, BTM sits higher than 93% of the 27 Montana fields on the register — a high-elevation field where density altitude can trim aircraft performance on warm days.
Access & alternates
Closest alternate fields by great-circle distance — every listing links to its own field brief.
- 45nmHLNHelena Regional AirportHelena
- 57nmBZNBozeman Yellowstone International AirportBozeman
- 77nmSMNLemhi County AirportSalmon
- 87nmLVMMission FieldLivingston
- 88nmMSOMissoula Montana AirportMissoula
- 96nmWYSYellowstone AirportWest Yellowstone
Location
Open the full mapKBTM · Bert Mooney Airport · Butte, MT
From the ramp
Google Places photography of Bert Mooney Airport — tap any frame to view full-screen, then cycle with the arrows or your keyboard.