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IAH to SMN: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Salmon (Lemhi County Airport)
1,451 mi
2,335 km · 1,261 nm
3h 37m
estimated nonstop flight time
-1h
time difference · heading northwest
See live IAH→SMN fares Phone-only fares on this route — call free
Flight time details
1,451 miles nonstop takes roughly 3h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- SMN — Lemhi County Airport · Salmon, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
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
Frequently asked questions
How far is IAH from SMN?
The flight distance from Houston (IAH) to Salmon (SMN) is 1,451 miles (2,335 km, 1,261 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to SMN?
A nonstop flight takes about 3h 37m 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 Houston and Salmon?
Salmon is 1 hour behind Houston.
What is the cheapest way to fly from IAH to SMN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–SMN that never appear on search engines, with no booking fees.