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CJJ to SDF: distance & flight time
Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513)) → Louisville (Louisville International Standiford Field)
6,845 mi
11,016 km · 5,948 nm
13h 53m
estimated nonstop flight time
-13h
time difference · heading northeast
See live CJJ→SDF fares Phone-only fares on this route — call free
Flight time details
6,845 miles nonstop takes roughly 13h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-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
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 mi away
Frequently asked questions
How far is CJJ from SDF?
The flight distance from Chongju (CJJ) to Louisville (SDF) is 6,845 miles (11,016 km, 5,948 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJJ to SDF?
A nonstop flight takes about 13h 53m 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 CJJ to SDF?
Nonstop service on CJJ–SDF 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 13h 53m nonstop estimate.
What is the time difference between Chongju and Louisville?
Louisville is 13 hours behind Chongju.
What is the cheapest way to fly from CJJ to SDF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJJ–SDF that never appear on search engines, with no booking fees.
Why are some CJJ to SDF fares phone-only?
Consolidator contracts let us sell certain CJJ–SDF 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.