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SMN to FSI: distance & flight time
Salmon (Lemhi County Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,091 mi
1,755 km · 948 nm
2h 50m
estimated nonstop flight time
+1h
time difference · heading southeast
See live SMN→FSI fares Phone-only fares on this route — call free
Flight time details
1,091 miles nonstop takes roughly 2h 50m gate to gate, flying southeast. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is SMN from FSI?
The flight distance from Salmon (SMN) to Fort Sill (FSI) is 1,091 miles (1,755 km, 948 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to FSI?
A nonstop flight takes about 2h 50m 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 Fort Sill?
Fort Sill is 1 hour ahead of Salmon.
What is the cheapest way to fly from SMN to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–FSI that never appear on search engines, with no booking fees.