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BTM to ICN: distance & flight time
Butte (Bert Mooney Airport) → Seoul (Incheon International Airport)
5,612 mi
9,031 km · 4,876 nm
11h 28m
estimated nonstop flight time
+15h
time difference · heading northwest
See live BTM→ICN fares Phone-only fares on this route — call free
Flight time details
5,612 miles nonstop takes roughly 11h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- BTM — Bert Mooney Airport · Butte, United States
- ICN — Incheon International Airport · Seoul, South Korea
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 BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 mi away
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Frequently asked questions
How far is BTM from ICN?
The flight distance from Butte (BTM) to Seoul (ICN) is 5,612 miles (9,031 km, 4,876 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to ICN?
A nonstop flight takes about 11h 28m 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 BTM to ICN?
Nonstop service on BTM–ICN 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 11h 28m nonstop estimate.
What is the time difference between Butte and Seoul?
Seoul is 15 hours ahead of Butte.
What is the cheapest way to fly from BTM to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–ICN that never appear on search engines, with no booking fees.
Why are some BTM to ICN fares phone-only?
Consolidator contracts let us sell certain BTM–ICN 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.