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YEC to SEP: distance & flight time
Yechon (Yecheon Airbase) → Stephenville (Stephenville Clark Regional Airport)
6,811 mi
10,961 km · 5,918 nm
13h 49m
estimated nonstop flight time
-14h
time difference · heading northeast
See live YEC→SEP fares Phone-only fares on this route — call free
Flight time details
6,811 miles nonstop takes roughly 13h 49m 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
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is YEC from SEP?
The flight distance from Yechon (YEC) to Stephenville (SEP) is 6,811 miles (10,961 km, 5,918 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to SEP?
A nonstop flight takes about 13h 49m 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 Stephenville?
Stephenville is 14 hours behind Yechon.
What is the cheapest way to fly from YEC to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–SEP that never appear on search engines, with no booking fees.