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USN to TOP: distance & flight time
Ulsan (Ulsan Airport) → Topeka (Philip Billard Municipal Airport)
6,535 mi
10,516 km · 5,678 nm
13h 17m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USN→TOP fares Phone-only fares on this route — call free
Flight time details
6,535 miles nonstop takes roughly 13h 17m 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
- USN — Ulsan Airport · Ulsan, South Korea
- TOP — Philip Billard Municipal Airport · Topeka, 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 USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Near TOP
- FOE · Topeka Regional Airport - Forbes Field8 mi away
- LWC · Lawrence Municipal Airport22 mi away
- FLV · Sherman Army Air Field43 mi away
- JCI · New Century Aircenter Airport43 mi away
Frequently asked questions
How far is USN from TOP?
The flight distance from Ulsan (USN) to Topeka (TOP) is 6,535 miles (10,516 km, 5,678 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to TOP?
A nonstop flight takes about 13h 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 Ulsan and Topeka?
Topeka is 14 hours behind Ulsan.
What is the cheapest way to fly from USN to TOP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–TOP that never appear on search engines, with no booking fees.