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IAD to WJU: distance & flight time
Washington (Washington Dulles International Airport) → Wonju (Wonju/Hoengseong Air Base (K-38/K-46))
6,917 mi
11,132 km · 6,011 nm
14h 2m
estimated nonstop flight time
+13h
time difference · heading north
See live IAD→WJU fares Phone-only fares on this route — call free
Flight time details
6,917 miles nonstop takes roughly 14h 2m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- WJU — Wonju/Hoengseong Air Base (K-38/K-46) · Wonju, South Korea
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 IAD
Near WJU
- ICN · Incheon International Airport83 mi away
- SSN · Seoul Air Base (K-16)47 mi away
- SWU · Suwon Airport54 mi away
- CJJ · Cheongju International Airport/Cheongju Air Base (K-59/G-513)56 mi away
Frequently asked questions
How far is IAD from WJU?
The flight distance from Washington (IAD) to Wonju (WJU) is 6,917 miles (11,132 km, 6,011 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to WJU?
A nonstop flight takes about 14h 2m 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 IAD to WJU?
Nonstop service on IAD–WJU 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 14h 2m nonstop estimate.
What is the time difference between Washington and Wonju?
Wonju is 13 hours ahead of Washington.
What is the cheapest way to fly from IAD to WJU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–WJU that never appear on search engines, with no booking fees.
Why are some IAD to WJU fares phone-only?
Consolidator contracts let us sell certain IAD–WJU 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.