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GCC to ICN: distance & flight time
Gillette (Gillette Campbell County Airport) → Seoul (Incheon International Airport)
5,918 mi
9,525 km · 5,143 nm
12h 4m
estimated nonstop flight time
+15h
time difference · heading northwest
See live GCC→ICN fares Phone-only fares on this route — call free
Flight time details
5,918 miles nonstop takes roughly 12h 4m 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
- GCC — Gillette Campbell County Airport · Gillette, 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 GCC
- SHR · Sheridan County Airport77 mi away
- SPF · Black Hills Airport-Clyde Ice Field87 mi away
- CPR · Casper-Natrona County International Airport110 mi away
- RCA · Ellsworth Air Force Base121 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 GCC from ICN?
The flight distance from Gillette (GCC) to Seoul (ICN) is 5,918 miles (9,525 km, 5,143 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCC to ICN?
A nonstop flight takes about 12h 4m 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 Gillette and Seoul?
Seoul is 15 hours ahead of Gillette.
What is the cheapest way to fly from GCC to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCC–ICN that never appear on search engines, with no booking fees.