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YEC to UGN: distance & flight time
Yechon (Yecheon Airbase) → Chicago (Waukegan National Airport)
6,517 mi
10,489 km · 5,663 nm
13h 15m
estimated nonstop flight time
-14h
time difference · heading northeast
See live YEC→UGN fares Phone-only fares on this route — call free
Flight time details
6,517 miles nonstop takes roughly 13h 15m 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
- YEC — Yecheon Airbase · Yechon, South Korea
- UGN — Waukegan National Airport · Chicago, 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 YEC
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is YEC from UGN?
The flight distance from Yechon (YEC) to Chicago (UGN) is 6,517 miles (10,489 km, 5,663 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to UGN?
A nonstop flight takes about 13h 15m 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 Yechon and Chicago?
Chicago is 14 hours behind Yechon.
What is the cheapest way to fly from YEC to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–UGN that never appear on search engines, with no booking fees.