Cheap Flights from Seoul to Ulan Bator from HK$1,561 Return

Flight deals from Seoul to Ulan Bator

Looking for cheap tickets from Seoul to Ulan Bator, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Ulaanbaatar.HK$1,561 per passenger.Departing Mon, 22 Sep, returning Tue, 14 Oct.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Mon, 22 Sep, arriving in Chinggis Khaan.Inbound direct flight with Jeju Air departs from Chinggis Khaan on Tue, 14 Oct, arriving in Incheon International.Price includes taxes and charges.From HK$1,561, select.

Flying from Seoul to Ulan Bator

Arm yourself with these facts on the fly.

Cheapest flight found	HK$1,561, Ulaanbaatar
Cheapest month to fly	September
Average flight time	3 hrs, 39 mins
Cheapest airport to fly from	Incheon International
Most popular airline	MIAT Mongolian Airlines

How to find cheap flights from Seoul to Ulan Bator

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Seoul to Ulan Bator. Other savvy travellers recently found return flights from HK$1,561 and one-way tickets from HK$726 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from Incheon International into Ulaanbaatar

At the moment, the lowest priced flight tickets to Ulan Bator are from Incheon International Airport to Chinggis Khaan Airport.

Fly in September

We crunched the flight calendar and found the cheapest time to fly from Seoul to Ulan Bator is currently September.

Fly on a Monday

From our data, we can see that Monday seems to be the cheapest time to fly from Seoul to Ulan Bator.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Seoul to anywhere you choose in Ulan Bator.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Seoul to Ulan Bator go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Seoul to Ulan Bator flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average Seoul to Ulan Bator flight price?

We looked at all of the upcoming return flights from Seoul to Ulan Bator we could find over the next 12 months. It looks like HK$1,561 is the best price. This is good, compared to the average Ulan Bator ticket price of HK$2,607.

What is the cheapest month to fly from Seoul to Ulan Bator?

The cheapest month to fly from Seoul to Ulan Bator is currently September.

Which upcoming date is cheapest to fly from Seoul to Ulan Bator on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seoul to Ulan Bator on Monday, 22 September 2025.

Are there any direct flights from Seoul to Ulan Bator?

Incheon International Airport offers direct flights to Ulan Bator.

If I'm flying from Seoul, where in Ulan Bator is cheapest to fly into?

If you're flying from Seoul, the cheapest city in Ulan Bator to fly into is Ulaanbaatar. The cheapest airport serving Ulaanbaatar at the moment is Chinggis Khaan.