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ISB to USN: distance & flight time
Islamabad (New Islamabad International Airport) → Ulsan (Ulsan Airport)
3,172 mi
5,105 km · 2,757 nm
6h 41m
estimated nonstop flight time
—
time difference · heading east
See live ISB→USN fares Phone-only fares on this route — call free
Flight time details
3,172 miles nonstop takes roughly 6h 41m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ISB — New Islamabad International Airport · Islamabad, Pakistan
- USN — Ulsan Airport · Ulsan, 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 ISB
- ATG · Minhas Air Base34 mi away
- XJM · Mangla Airport58 mi away
- RAZ · Rawalakot Airport58 mi away
- MFG · Muzaffarabad Airport66 mi away
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
Frequently asked questions
How far is ISB from USN?
The flight distance from Islamabad (ISB) to Ulsan (USN) is 3,172 miles (5,105 km, 2,757 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISB to USN?
A nonstop flight takes about 6h 41m 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 cheapest way to fly from ISB to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISB–USN that never appear on search engines, with no booking fees.