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YEC to IAD: distance & flight time
Yechon (Yecheon Airbase) → Washington (Washington Dulles International Airport)
6,963 mi
11,205 km · 6,050 nm
14h 7m
estimated nonstop flight time
-13h
time difference · heading north
See live YEC→IAD fares Phone-only fares on this route — call free
Flight time details
6,963 miles nonstop takes roughly 14h 7m gate to gate, flying north. 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
- YEC — Yecheon Airbase · Yechon, South Korea
- IAD — Washington Dulles International Airport · Washington, 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
Frequently asked questions
How far is YEC from IAD?
The flight distance from Yechon (YEC) to Washington (IAD) is 6,963 miles (11,205 km, 6,050 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to IAD?
A nonstop flight takes about 14h 7m 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 Washington?
Washington is 13 hours behind Yechon.
What is the cheapest way to fly from YEC to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–IAD that never appear on search engines, with no booking fees.