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IAD to PUS: distance & flight time
Washington (Washington Dulles International Airport) → Busan (Gimhae International Airport)
7,045 mi
11,338 km · 6,122 nm
14h 17m
estimated nonstop flight time
+13h
time difference · heading north
See live IAD→PUS fares Phone-only fares on this route — call free
Flight time details
7,045 miles nonstop takes roughly 14h 17m 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
- PUS — Gimhae International Airport · Busan, 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 PUS
- CHF · Jinhae Airbase/Airport (G-813/K-10)14 mi away
- USN · Ulsan Airport37 mi away
- HIN · Sacheon Air Base/Airport49 mi away
- TAE · Daegu Airport52 mi away
Frequently asked questions
How far is IAD from PUS?
The flight distance from Washington (IAD) to Busan (PUS) is 7,045 miles (11,338 km, 6,122 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to PUS?
A nonstop flight takes about 14h 17m 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 Washington and Busan?
Busan is 13 hours ahead of Washington.
What is the cheapest way to fly from IAD to PUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–PUS that never appear on search engines, with no booking fees.