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JST to ICN: distance & flight time
Johnstown (John Murtha Johnstown Cambria County Airport) → Seoul (Incheon International Airport)
6,829 mi
10,990 km · 5,934 nm
13h 51m
estimated nonstop flight time
+13h
time difference · heading north
See live JST→ICN fares Phone-only fares on this route — call free
Flight time details
6,829 miles nonstop takes roughly 13h 51m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- JST — John Murtha Johnstown Cambria County Airport · Johnstown, 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 JST
- AOO · Altoona Blair County Airport27 mi away
- LBE · Arnold Palmer Regional Airport30 mi away
- CBE · Greater Cumberland Regional Airport49 mi away
- AGC · Allegheny County Airport58 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 JST from ICN?
The flight distance from Johnstown (JST) to Seoul (ICN) is 6,829 miles (10,990 km, 5,934 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JST to ICN?
A nonstop flight takes about 13h 51m 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 Johnstown and Seoul?
Seoul is 13 hours ahead of Johnstown.
What is the cheapest way to fly from JST to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JST–ICN that never appear on search engines, with no booking fees.