Butte (BTM) to Salt Lake City (SLC)
Flight time
≈ 1h 31m
Bearing
176° S
Butte (BTM) to Salt Lake City (SLC) is 358 miles (576 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BTM–SLC
Filed traffic dataIn May 2026, SkyWest Airlines was the only carrier flying nonstop BTM–SLC; the Bombardier CRJ-550 was the most common aircraft at 100% of departures; flights ran 60% full.
Departures
60
May 2026
Seats
3,000
both directions
Passengers
1,798
both directions
Load factor
59.9%
RPM ÷ ASM
Who flies BTM–SLC?
SkyWest Airlines was the only carrier to fly nonstop BTM–SLC in May 2026 (60 departures).
- OO
60 departures · 3,000 seats
Share of departures100.0%59.9%
Load
What plane flies BTM–SLC?
In May 2026, the Bombardier CRJ-550 flew 100% of BTM–SLC departures.
- Bombardier CRJ-550
60 departures · 59.9% load
100.0%
How has BTM–SLC traffic changed?
Nonstop BTM–SLC departures held steady at about 60 a month between June 2025 and May 2026.
Monthly nonstop BTM–SLC traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
60 departures · 2,070 passengers
69.0%
Load
July 2025
61 departures · 2,204 passengers
72.3%
Load
August 2025
62 departures · 2,051 passengers
66.2%
Load
September 2025
60 departures · 2,107 passengers
70.2%
Load
October 2025
62 departures · 1,904 passengers
61.4%
Load
November 2025
56 departures · 1,700 passengers
60.7%
Load
December 2025
57 departures · 1,764 passengers
61.9%
Load
January 2026
60 departures · 1,490 passengers
49.7%
Load
February 2026
56 departures · 1,326 passengers
47.4%
Load
March 2026
62 departures · 1,703 passengers
54.9%
Load
April 2026
58 departures · 1,491 passengers
51.4%
Load
May 2026
60 departures · 1,798 passengers
59.9%
Load
By direction
Each direction is filed separately — they rarely match.
BTM → SLC
54.9% full
30 departures · 824 passengers
SLC → BTM
64.9% full
30 departures · 974 passengers
Nonstop BTM–SLC traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Butte
US
Bert Mooney Airport
Coordinates
45.95°N, 112.50°W
Hemisphere
N · W
Frequently asked
How far is Butte (BTM) from Salt Lake City (SLC)?
BTM to SLC is 358 miles (576 km / 311 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BTM to SLC?
A nonstop covers the 358-mile great-circle distance in roughly 1h 31m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BTM–SLC?
In May 2026, the Bombardier CRJ-550 flew the largest share of departures (100.0%).
What mileage do I earn flying BTM–SLC?
Distance-based programs credit off the 358-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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