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USN to HTL: distance & flight time
Ulsan (Ulsan Airport) → Houghton Lake (Roscommon County - Blodgett Memorial Airport)
6,515 mi
10,485 km · 5,662 nm
13h 15m
estimated nonstop flight time
-13h
time difference · heading northeast
See live USN→HTL fares Phone-only fares on this route — call free
Flight time details
6,515 miles nonstop takes roughly 13h 15m gate to gate, flying northeast. 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
- USN — Ulsan Airport · Ulsan, South Korea
- HTL — Roscommon County - Blodgett Memorial Airport · Houghton Lake, 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 HTL
- GDW · Gladwin Zettel Memorial Airport29 mi away
- GLR · Gaylord Regional Airport45 mi away
- TVC · Cherry Capital Airport52 mi away
- ECA · Iosco County Airport62 mi away
Frequently asked questions
How far is USN from HTL?
The flight distance from Ulsan (USN) to Houghton Lake (HTL) is 6,515 miles (10,485 km, 5,662 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to HTL?
A nonstop flight takes about 13h 15m 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 USN to HTL?
Nonstop service on USN–HTL 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 13h 15m nonstop estimate.
What is the time difference between Ulsan and Houghton Lake?
Houghton Lake is 13 hours behind Ulsan.
What is the cheapest way to fly from USN to HTL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–HTL that never appear on search engines, with no booking fees.
Why are some USN to HTL fares phone-only?
Consolidator contracts let us sell certain USN–HTL 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.