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SMN to MER: distance & flight time
Salmon (Lemhi County Airport) → Merced (Castle Airport)
637 mi
1,026 km · 554 nm
1h 51m
estimated nonstop flight time
-1h
time difference · heading southwest
See live SMN→MER fares Phone-only fares on this route — call free
Flight time details
637 miles nonstop takes roughly 1h 51m gate to gate, flying southwest. 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
- SMN — Lemhi County Airport · Salmon, United States
- MER — Castle Airport · Merced, 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 MER
- MCE · Merced Regional Macready Field7 mi away
- MOD · Modesto City Co-Harry Sham Field27 mi away
- RMY · Mariposa Yosemite Airport30 mi away
- MAE · Madera Municipal Airport37 mi away
Frequently asked questions
How far is SMN from MER?
The flight distance from Salmon (SMN) to Merced (MER) is 637 miles (1,026 km, 554 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to MER?
A nonstop flight takes about 1h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SMN to MER?
Nonstop service on SMN–MER depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 51m nonstop estimate.
What is the time difference between Salmon and Merced?
Merced is 1 hour behind Salmon.
What is the cheapest way to fly from SMN to MER?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–MER that never appear on search engines, with no booking fees.
Why are some SMN to MER fares phone-only?
Consolidator contracts let us sell certain SMN–MER tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.