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SUX to KAG: distance & flight time
Sioux City (Sioux Gateway Col. Bud Day Field) → Kangnung (Gangneung Airport (K-18))
6,209 mi
9,992 km · 5,395 nm
12h 38m
estimated nonstop flight time
+15h
time difference · heading northwest
See live SUX→KAG fares Phone-only fares on this route — call free
Flight time details
6,209 miles nonstop takes roughly 12h 38m 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
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, United States
- KAG — Gangneung Airport (K-18) · Kangnung, 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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Near KAG
- YNY · Yangyang International Airport26 mi away
- WJU · Wonju/Hoengseong Air Base (K-38/K-46)58 mi away
- YEC · Yecheon Airbase84 mi away
- ICN · Incheon International Airport138 mi away
Frequently asked questions
How far is SUX from KAG?
The flight distance from Sioux City (SUX) to Kangnung (KAG) is 6,209 miles (9,992 km, 5,395 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUX to KAG?
A nonstop flight takes about 12h 38m 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 SUX to KAG?
Nonstop service on SUX–KAG 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 12h 38m nonstop estimate.
What is the time difference between Sioux City and Kangnung?
Kangnung is 15 hours ahead of Sioux City.
What is the cheapest way to fly from SUX to KAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUX–KAG that never appear on search engines, with no booking fees.
Why are some SUX to KAG fares phone-only?
Consolidator contracts let us sell certain SUX–KAG 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.