Are direct flights from Ulaanbaatar to Seoul always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers, but they are not always the most economical choice. Flights with one or more connections can sometimes be significantly cheaper. Consider your budget and time constraints when deciding between direct and connecting flights.

Can flexible travel dates help on Ulaanbaatar to Seoul flights?

Yes, being flexible with your travel dates can often lead to finding more affordable flights. Prices can vary significantly even within the same week or month. Using a flexible date search tool can help you identify the cheapest days to fly, potentially saving you money.

What extra costs should I check before booking Ulaanbaatar to Seoul flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Understanding these additional fees upfront can help you accurately compare the total cost of your trip.

Flights From Ulaanbaatar

To Seoul

Cheap Flights from Ulaanbaatar to Seoul

Browse current best options from Ulaanbaatar. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Ulaanbaatar

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 7 days ago

482 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Ulaanbaatar to Seoul

Explore current cheapest deals departing from Ulaanbaatar to Seoul

2026-12-08 – 2026-12-10
ULN - Seoul
66% AI deal score
$278
$297
Round trip
2026-11-29 – 2026-12-10
ULN - Seoul
49% AI deal score
$207
$304
Round trip
2026-11-24 – 2026-12-08
ULN - Seoul
49% AI deal score
$205
$305
Round trip
2026-11-26 – 2026-12-13
ULN - Seoul
49% AI deal score
$198
$305
Round trip
2026-11-26 – 2026-12-08
ULN - Seoul
49% AI deal score
$205
$305
Round trip
2026-11-24 – 2026-12-13
ULN - Seoul
49% AI deal score
$197
$305
Round trip
2026-12-08 – 2026-12-13
ULN - Seoul
65% AI deal score
$268
$308
Round trip
2027-02-16 – 2027-02-22
ULN - Seoul
48% AI deal score
$199
$310
Round trip
2026-12-01 – 2026-12-08
ULN - Seoul
65% AI deal score
$255
$310
Round trip
2026-12-01 – 2026-12-13
ULN - Seoul
50% AI deal score
$230
$310
Round trip

Ulaanbaatar to Seoul: Overview

Insights for flights from Ulaanbaatar to Seoul

For travelers seeking cheap flights from Ulaanbaatar to Seoul, the most affordable month to fly is typically September, with a median fare of $538. Other cost-effective options include November, where the median fare is $596, and October, with a median fare of $722. These months present the best opportunities for finding lower prices on this route.

The journey from Ulaanbaatar to Seoul typically covers a distance of 1,957 kilometers, classifying it as a medium-haul flight. This distance means you can expect a moderate travel duration between the two cities.

A typical journey from Ulaanbaatar to Seoul takes about 3h 10m, including connections. However, most itineraries connect at least once, with only 30.3% of recent fares being non-stop. When connecting, the median journey time extends significantly to 17h 10m, often involving two stopovers.

Fares for this route typically range from $550–$946, with a median of $702. Right now, current fares are below the typical level for this route. New deals for flights from Ulaanbaatar to Seoul are infrequent, suggesting that setting up a price alert could be beneficial to catch the best offers as they emerge.

How much is a round trip from Ulaanbaatar to Seoul

Regular price: $220 - $416

Prices for flights from Ulaanbaatar to Seoul are currently within the regular range.

The regular price range for this route is between 220 USD and 416 USD. The current lowest deal is 297 USD with Coyne Aviation, for travel from Dec 8-Dec 10.

now $297

Low $220

High $416

The cheapest time to fly from Ulaanbaatar to Seoul

Flights from Ulaanbaatar to Seoul are cheapest in September, with a median price of $538. The most expensive month to fly is August, with a median price of $892. Prices are generally lower from September to November.

September

Cheapest

Flights from $538

August

Most Expensive

Flights from $892

Aug

Sep

Oct

Nov

Dec

Direct flights from Ulaanbaatar to Seoul

Korean Air

Coyne Aviation

Asiana Airlines

Air China

Last-minute flights going from Ulaanbaatar to Seoul

Sun, Nov 8

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Coyne Aviation

$243

$375

One-way

Mon, Nov 9

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

$204

$374

One-way

Tue, Nov 10

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Coyne Aviation

$195

$333

One-way

Tue, Nov 10

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Coyne Aviation

$195

$333

One-way

Tue, Nov 10

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Coyne Aviation

$229

$347

One-way

Wed, Nov 11

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

MIAT Mongolian Airlines

$227

$379

One-way

Biggest price drops on these dates for flights from Ulaanbaatar to Seoul

4 nights

Dec 6 - Dec 10

$273 → $330

21%

3 nights

Dec 3 - Dec 6

$274 → $334

22%

7 nights

Dec 3 - Dec 10

$257 → $322

25%

2 nights

Dec 6 - Dec 8

$276 → $347

26%

Popular Airports to fly from Ulaanbaatar to Seoul

Ulaanbaatar - Seoul route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares for flights from Ulaanbaatar to Seoul are below the typical level.

📅 Best time to fly

Fly in September for the best prices.

Historically, September has offered the lowest median prices at $538 for flights to Seoul.

⏱️ Flight duration

Direct flights take 3h 10m.

The median flight time for a direct flight from Ulaanbaatar to Seoul is 3h 10m.

✈️ Airlines & availability

Connecting flights are common.

About 30.3% of recent flights from Ulaanbaatar to Seoul are direct, with connecting flights having 2 stopovers.

🏆 Airline highlight

Korean Air offers direct flights.

Korean Air has 20 direct deals from Ulaanbaatar to Seoul, making it a frequent choice.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from Ulaanbaatar to Seoul are historically rare, appearing infrequently.

Ulaanbaatar main airports to depart from

Chinggis Khaan International Airport (UBN)

Cheapest

Chinggis Khaan International Airport (UBN) is a convenient departure point for flights to Seoul.

📍 ~27 km from Ulaanbaatar (reachable by car)

💸 Flights from ~$272

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good choice for flights from Ulaanbaatar to Seoul, with prices from $255.

📍 ~48 km from Seoul city center (reachable by car).

💸 Flights from ~$255

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Consider Cheongju International as it is the closest international airport to Seoul outside the capital region.

📍 ~110 km from Seoul (reachable by bus and rail)

💸 Flights from ~$417

Business & First Class Flight Deals to Seoul

$1,115

Save $531

MIAT Mongolian Airlines

Business Class

Frequently Asked Questions About Flights to Seoul

To find more affordable flights, consider using flight comparison sites that allow you to compare prices from various airlines and online travel agencies. Being flexible with your travel dates and times can often lead to better deals. Also, consider setting up price alerts to be notified of fare drops.

Booking flights in advance often provides more options and potentially better prices, though last-minute deals can sometimes appear. There isn't a single 'best' time, as prices can fluctuate based on demand and other factors. Monitoring price trends over several weeks may help you identify a good booking window.

Comparing nearby airports can sometimes uncover different flight options or potentially lower fares. While it may add to travel time, the savings could be significant. Always factor in the cost and convenience of ground transportation to and from alternative airports when making your decision.

Related routes

More routes from Ulaanbaatar

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Ulaanbaatar to Seoul: Overview

Insights for flights from Ulaanbaatar to Seoul

How much is a round trip from Ulaanbaatar to Seoul

Regular price: $220 - $416

Prices for flights from Ulaanbaatar to Seoul are currently within the regular range.

The regular price range for this route is between 220 USD and 416 USD. The current lowest deal is 297 USD with Coyne Aviation, for travel from Dec 8-Dec 10.

now $297

Low $220

High $416

The cheapest time to fly from Ulaanbaatar to Seoul

September

Cheapest

Flights from $538

August

Most Expensive

Flights from $892

Aug

Sep

Oct

Nov

Dec