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CJJ to FSI: distance & flight time
Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513)) → Fort Sill (Henry Post Army Air Field (Fort Sill))
6,691 mi
10,767 km · 5,814 nm
13h 35m
estimated nonstop flight time
-14h
time difference · heading northeast
See live CJJ→FSI fares Phone-only fares on this route — call free
Flight time details
6,691 miles nonstop takes roughly 13h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- CJJ — Cheongju International Airport/Cheongju Air Base (K-59/G-513) · Chongju, South Korea
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 CJJ
- OSN · Osan Air Base37 mi away
- ICN · Incheon International Airport78 mi away
- SWU · Suwon Airport45 mi away
- YEC · Yecheon Airbase48 mi away
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is CJJ from FSI?
The flight distance from Chongju (CJJ) to Fort Sill (FSI) is 6,691 miles (10,767 km, 5,814 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJJ to FSI?
A nonstop flight takes about 13h 35m 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 Chongju and Fort Sill?
Fort Sill is 14 hours behind Chongju.
What is the cheapest way to fly from CJJ to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJJ–FSI that never appear on search engines, with no booking fees.