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KOP to SMN: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Salmon (Lemhi County Airport)
7,487 mi
12,050 km · 6,506 nm
15h 9m
estimated nonstop flight time
-13h
time difference · heading northeast
See live KOP→SMN fares Phone-only fares on this route — call free
Flight time details
7,487 miles nonstop takes roughly 15h 9m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 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 KOP from SMN?
The flight distance from Nakhon Phanom (KOP) to Salmon (SMN) is 7,487 miles (12,050 km, 6,506 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to SMN?
A nonstop flight takes about 15h 9m 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 Nakhon Phanom and Salmon?
Salmon is 13 hours behind Nakhon Phanom.
What is the cheapest way to fly from KOP to SMN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–SMN that never appear on search engines, with no booking fees.