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SMN to BIS: distance & flight time
Salmon (Lemhi County Airport) → Bismarck (Bismarck Municipal Airport)
640 mi
1,031 km · 557 nm
1h 52m
estimated nonstop flight time
+1h
time difference · heading east
See live SMN→BIS fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 52m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SMN — Lemhi County Airport · Salmon, United States
- BIS — Bismarck Municipal Airport · Bismarck, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SMN
- BTM · Bert Mooney Airport88 mi away
- MYL · McCall Municipal Airport110 mi away
- SUN · Friedman Memorial Airport114 mi away
- MSO · Missoula International Airport124 mi away
Near BIS
- MBG · Mobridge Municipal Airport86 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport97 mi away
- JMS · Jamestown Regional Airport98 mi away
- MOT · Minot International Airport106 mi away
Frequently asked questions
How far is SMN from BIS?
The flight distance from Salmon (SMN) to Bismarck (BIS) is 640 miles (1,031 km, 557 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to BIS?
A nonstop flight takes about 1h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Salmon and Bismarck?
Bismarck is 1 hour ahead of Salmon.
What is the cheapest way to fly from SMN to BIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–BIS that never appear on search engines, with no booking fees.