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SMN to SEP: distance & flight time
Salmon (Lemhi County Airport) → Stephenville (Stephenville Clark Regional Airport)
1,226 mi
1,973 km · 1,065 nm
3h 8m
estimated nonstop flight time
+1h
time difference · heading southeast
See live SMN→SEP fares Phone-only fares on this route — call free
Flight time details
1,226 miles nonstop takes roughly 3h 8m 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
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is SMN from SEP?
The flight distance from Salmon (SMN) to Stephenville (SEP) is 1,226 miles (1,973 km, 1,065 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to SEP?
A nonstop flight takes about 3h 8m 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 Stephenville?
Stephenville is 1 hour ahead of Salmon.
What is the cheapest way to fly from SMN to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–SEP that never appear on search engines, with no booking fees.