Direct (nonstop) flights from Ulsan to Seoul
2 airlines fly nonstop from Ulsan (USN) to Gimpo (GMP). It's 196 miles (315 km), about 1h in the air. Operated by Korean Air, Jin Air.
Korean Air
Jin Air
Route data last updated: May 31, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Ulsan to Seoul with one stop · direct emits 36 kg CO₂ per passenger
Looking for the return flight?
GMP → USN: Flights from Seoul to UlsanDirect flights from Seoul (GMP)
Frequently Asked Questions
How long is the direct flight from Ulsan to Seoul?
A nonstop flight from Ulsan (USN) to Seoul (GMP) takes approximately 1 hours. The distance is 196 miles (315 km).
Which airlines fly nonstop from Ulsan to Seoul?
2 airlines: Korean Air, Jin Air.
Is there a nonstop flight from Ulsan to Seoul?
Yes. 2 airlines: Korean Air, Jin Air.
How far is Ulsan from Seoul?
The flight distance from Ulsan to Seoul is 196 miles (315 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Washington DC.
What type of aircraft flies from Ulsan to Seoul?
At 1h, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Ulsan to Seoul?
Roughly 36 kg CO2 per passenger one-way. That's about the same as driving 180 km.
Is the return flight from Seoul to Ulsan also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Ulsan to Seoul?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Ulsan for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.