Need help booking?
Unpublished phone-only deals available
USN to HEK: distance & flight time
Ulsan (Ulsan Airport) → Heihe (Heihe Airport)
1,012 mi
1,629 km · 880 nm
2h 40m
estimated nonstop flight time
-1h
time difference · heading north
See live USN→HEK fares Phone-only fares on this route — call free
Flight time details
1,012 miles nonstop takes roughly 2h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- HEK — Heihe Airport · Heihe, China
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 HEK
- BQS · Ignatyevo Airport18 mi away
- DTU · Wudalianchi Dedu Airport131 mi away
- JGD · Jiagedaqi Airport142 mi away
Frequently asked questions
How far is USN from HEK?
The flight distance from Ulsan (USN) to Heihe (HEK) is 1,012 miles (1,629 km, 880 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to HEK?
A nonstop flight takes about 2h 40m 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 Heihe?
Heihe is 1 hour behind Ulsan.
What is the cheapest way to fly from USN to HEK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–HEK that never appear on search engines, with no booking fees.