What is the cheapest month to fly from Seoul to Ulsan?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Seoul (ICN) to Ulsan (USN), with fares starting from $92.

What is the lowest current fare from ICN to USN?

The lowest currently-listed fare from Seoul (ICN) to Ulsan (USN) is $92 on 2026-08-10.

Is there a direct flight from Seoul to Ulsan?

There is currently no non-stop service from ICN to USN. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Seoul to Ulsan

Cheapest current fares: $92 in August 2026 on connecting flights.

Last updated August 4, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Seoul (ICN) to Ulsan (USN). Refreshed daily.

Seoul (ICN) → Ulsan (USN)

August 2026 $92
October 2026 $349

Frequently asked questions

What is the cheapest month to fly from Seoul to Ulsan?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Seoul (ICN) to Ulsan (USN), with fares starting from $92.
What is the lowest current fare from ICN to USN?

The lowest currently-listed fare from Seoul (ICN) to Ulsan (USN) is $92 on 2026-08-10.
Is there a direct flight from Seoul to Ulsan?

There is currently no non-stop service from ICN to USN. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.