Cheap flights from Ulsan to Ulaanbaatar

One-way fares from $449 · USN → UBN · prices found by travellers in the last 48 hours

Compare all dates Ulaanbaatar → Ulsan
Cheapest fare
$449

Korean Air · Mon, Nov 9

Cheapest month
November

from $449

Direct flights
Not recently

Usually 1+ stop

Quickest trip
4h 45m

2,300 km

Get a price alert

We'll email you when Ulsan → Ulaanbaatar drops to your price. It's free, and you can stop any time.

Today's cheapest fare is $449. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Ulsan to Ulaanbaatar

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $449

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Korean Air
Depart20:20 Mon, Nov 9USN → UBN 4h 45m · 1 stop
$449one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Ulaanbaatar

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in UlaanbaatarCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in UlaanbaatarTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in UlaanbaatarPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in UlaanbaatarCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for MongoliaMobile data from the moment you land, by Airalo Get eSIM →

About flights from Ulsan to Ulaanbaatar

Ulsan (USN) and Ulaanbaatar (UBN) are about 2,300 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 4h 45m. Over the next few months, one-way fares start from $449, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Ulsan to Ulaanbaatar?

The cheapest one-way fare we've seen recently is $449 with Korean Air, departing Monday, November 9, 2026.

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

November 2026 currently has the lowest fares, from $449 one way.

Are there direct flights from Ulsan to Ulaanbaatar?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Ulsan to Ulaanbaatar?

The quickest journey we've seen takes about 4h 45m. Ulsan and Ulaanbaatar are around 2,300 km apart.

Which airlines fly from Ulsan to Ulaanbaatar?

Recent fares on this route were with Korean Air.

More cheap flights from Ulsan

Compare flights to Ulaanbaatar from other cities →