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USN to PIE: distance & flight time
Ulsan (Ulsan Airport) → St. Petersburg (St Petersburg Clearwater International Airport)
7,578 mi
12,195 km · 6,585 nm
15h 20m
estimated nonstop flight time
-13h
time difference · heading northeast
See live USN→PIE fares Phone-only fares on this route — call free
Flight time details
7,578 miles nonstop takes roughly 15h 20m 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
- PIE — St Petersburg Clearwater International Airport · St. Petersburg, 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 PIE
- TPA · Tampa International Airport10 mi away
- CLW · Clearwater Air Park6 mi away
- SPG · Albert Whitted Airport11 mi away
- MCF · Mac Dill Air Force Base11 mi away
Frequently asked questions
How far is USN from PIE?
The flight distance from Ulsan (USN) to St. Petersburg (PIE) is 7,578 miles (12,195 km, 6,585 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to PIE?
A nonstop flight takes about 15h 20m 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 St. Petersburg?
St. Petersburg is 13 hours behind Ulsan.
What is the cheapest way to fly from USN to PIE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–PIE that never appear on search engines, with no booking fees.