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Cheap Flights from Ulaanbaatar to Seoul

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Ulaanbaatar

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Prices updated 24 days ago

486,190 searches this week

171 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Ulaanbaatar to Seoul

Explore current cheapest deals departing from Ulaanbaatar to Seoul

Round trip

Sort by: Cheapest

October 6 - October 13

Cheapest

Best

Earliest

UBN - Seoul

$310

$240

Round trip

October 20 - October 22

Best

UBN - Seoul

$327

$249

Round trip

October 13 - October 18

Best

UBN - Seoul

$323

$251

Round trip

October 13 - October 22

UBN - Seoul

$308

$251

Round trip

October 15 - October 18

Best

UBN - Seoul

$326

$251

Round trip

October 15 - October 22

UBN - Seoul

$315

$251

Round trip

October 13 - October 20

UBN - Seoul

$315

$251

Round trip

October 15 - October 20

Best

UBN - Seoul

$323

$251

Round trip

October 8 - October 18

UBN - Seoul

$297

$256

Round trip

October 8 - October 22

UBN - Seoul

$291

$256

Round trip

Unlock all 500+ flight deals to Seoul and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Ulaanbaatar to Seoul

For those seeking cheap flights from Ulaanbaatar to Seoul, the most affordable month to fly is typically April, with a median fare of $239. Other cost-effective options include October, where the median fare is $249, and May, with a median of $260. These months offer the best opportunities for finding lower prices on this route.

Fares for flights from Ulaanbaatar to Seoul typically range from $228–$545, with a median of $325. Right now, current fares are above the typical level for this route. Only 5% of recent fares were classified as a good price, indicating that finding exceptionally low prices can be challenging.

A typical journey from Ulaanbaatar to Seoul takes approximately 6h 50m, including connections. For this route, almost all itineraries are non-stop, with 70.7% of recent fares being direct flights. When connections are necessary, most itineraries involve 2 stopovers.

The distance between Ulaanbaatar and Seoul is 1957 km, classifying this as a medium-haul flight. This distance means you can expect a journey that is longer than a short domestic hop but not a full intercontinental trip.

How much is a round trip from Ulaanbaatar to Seoul

Regular price: $245 - $369

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

The regular price range for flights from Ulaanbaatar to Seoul is $245 to $369. The current lowest deal is $240 with Coyne Aviation, for travel from Oct 6-Oct 13.

now $240

Low $245

High $369

The cheapest time to fly from Ulaanbaatar to Seoul

The cheapest month to fly from Ulaanbaatar to Seoul is April, with a median price of $239. The most expensive month is June, with a median price of $705. Prices are generally lower from January to October.

April

Cheapest

Flights from $239

June

Most Expensive

Flights from $705

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Ulaanbaatar to Seoul

Coyne Aviation

Last-minute flights going from Ulaanbaatar to Seoul

Sat, Aug 1

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$540

$443

One-way

Mon, Aug 3

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$572

$491

One-way

Tue, Aug 4

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$540

$442

One-way

Tue, Aug 4

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$572

$491

One-way

Thu, Aug 6

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$539

$442

One-way

Sat, Aug 8

⌛ Last-Minute

UBN - Seoul

Ulaanbaatar (UBN) - Seoul (ICN)

Air China

$559

$459

One-way

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

6 nights

Aug 24 - Aug 30

$440 → $304

31%

7 nights

Aug 16 - Aug 23

$542 → $436

20%

6 nights

Aug 17 - Aug 23

$542 → $437

19%

7 nights

Aug 22 - Aug 29

$440 → $336

24%

Popular Airports to fly from Ulaanbaatar to Seoul

Ulaanbaatar - Seoul route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Ulaanbaatar to Seoul are above the typical level, with a median price of $325.

📅 Best time to fly

April is historically cheapest at $239

Historically, April is the cheapest month to fly from Ulaanbaatar to Seoul, with a median price of $239.

⏱️ Flight duration

Typical flight time is 6h 50m

Flights from Ulaanbaatar to Seoul typically take 6 hours and 50 minutes.

✈️ Airlines & availability

Direct flights are dominant

70.7% of recent deals for this route are direct, with Coyne Aviation offering direct flights.

🏆 Airline highlight

Coyne Aviation offers direct flights

Coyne Aviation has offered direct flights from Ulaanbaatar to Seoul in recent deals.

🎯 Booking tip

Deals are frequent for this route

Deals for flights from Ulaanbaatar to Seoul are frequent, with 0.73 deals per day.

Ulaanbaatar main airports to depart from

Chinggis Khaan International Airport (UBN)

Cheapest

Ulaanbaatar Chinggis Khaan International Airport offers a budget-friendly option for flights to Seoul.

📍 ~26 km from Ulaanbaatar (reachable by car)

💸 Flights from ~$240

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a major hub, offering extensive connections for your arrival in Seoul.

📍 ~50 km from Seoul city center (reachable by public transport, taxi)

💸 Flights from ~$240

Gimpo International (GMP)

Gimpo International Airport provides a convenient arrival point for travelers heading to Seoul.

📍 ~20 km from Seoul city center (reachable by public transport, taxi)

💸 Flights from ~$366

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheapest

Consider Cheongju International for potentially cheaper international flights, especially with low-cost carriers.

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

💸 Flights from ~$250

Gimhae International (PUS)

Gimhae International is a major international gateway, offering a vast network of routes to Asia.

📍 ~320 km from Seoul (reachable by KTX high-speed rail)

💸 Flights from ~$263

Daegu International (TAE)

Daegu International offers a good selection of international regional flights with efficient terminal processing.

📍 ~240 km from Seoul (reachable by high-speed rail)

💸 Flights from ~$335

Wonju (WJU)

Wonju is geographically the closest alternative for Seoul, primarily serving domestic connections.

📍 ~90 km from Seoul

💸 Flights from ~$552

Gwangju (KWJ)

Gwangju is a major regional airport with KTX connectivity, useful for domestic travel.

📍 ~270 km from Seoul (reachable by KTX)

💸 Flights from ~$488

Business & First Class Flight Deals to Seoul

Discover luxury on the budget with premium cabin class on flights from Ulaanbaatar to Seoul.

Elite

Best Elite deals to Seoul

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From UBN

Elite

Aug 11

Seoul, South Korea

86% AI deal score

$1,948

$1,014

Save $934

From UBN

Elite

Aug 11

Seoul, South Korea

86% AI deal score

$1,984

$1,014

Save $970

From UBN

Elite

Aug 11

Seoul, South Korea

86% AI deal score

$1,958

$1,014

Save $944

From UBN

Elite

Aug 11

Seoul, South Korea

86% AI deal score

$1,985

$1,014

Save $971

From UBN

Elite

Aug 11

Seoul, South Korea

86% AI deal score

$1,995

$1,014

Save $981

From UBN

Elite

Aug 06

Seoul, South Korea

86% AI deal score

$1,983

$1,015

Save $968

From UBN

Elite

Aug 01

Seoul, South Korea

86% AI deal score

$2,070

$1,015

Save $1,055

From UBN

Elite

Aug 08

Seoul, South Korea

86% AI deal score

$1,948

$1,015

Save $933

From UBN

Elite

Aug 01

Seoul, South Korea

86% AI deal score

$2,010

$1,015

Save $995

From UBN

Elite

Aug 06

Seoul, South Korea

86% AI deal score

$1,945

$1,015

Save $930

From UBN

Elite

Aug 31

Seoul, South Korea

84% AI deal score

$1,977

$1,240

Save $737

From UBN

Elite

Oct 01

Seoul, South Korea

81% AI deal score

$1,588

$1,073

Save $515

From UBN

Elite

Jul 08

Seoul, South Korea

80% AI deal score

$1,397

$890

Save $507

From UBN

Elite

Jul 22

Seoul, South Korea

79% AI deal score

$1,330

$892

Save $438

From UBN

Elite

Jul 21

Seoul, South Korea

79% AI deal score

$1,467

$1,014

Save $453

From UBN

Elite

Jul 11

Seoul, South Korea

79% AI deal score

$1,474

$1,014

Save $460

From UBN

Elite

Jul 16

Seoul, South Korea

79% AI deal score

$1,467

$1,014

Save $453

From UBN

Elite

Jul 21

Seoul, South Korea

78% AI deal score

$1,415

$1,014

Save $401

From UBN

Elite

Jul 11

Seoul, South Korea

78% AI deal score

$1,448

$1,014

Save $434

From UBN

Elite

Jul 15

Seoul, South Korea

78% AI deal score

$1,446

$1,014

Save $432

From UBN

Elite

Jul 21

Seoul, South Korea

77% AI deal score

$1,354

$1,014

Save $340

From UBN

Elite

Jul 15

Seoul, South Korea

77% AI deal score

$1,399

$1,014

Save $385

From UBN

Elite

Jul 16

Seoul, South Korea

77% AI deal score

$1,393

$1,014

Save $379

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,284

$1,014

Save $270

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,328

$1,014

Save $314

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,318

$1,014

Save $304

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,325

$1,014

Save $311

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,287

$1,014

Save $273

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,278

$1,014

Save $264

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,330

$1,014

Save $316

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,271

$1,014

Save $257

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,319

$1,014

Save $305

From UBN

Elite

Jul 21

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,325

$1,014

Save $311

From UBN

Elite

Jul 11

Seoul, South Korea

72% AI deal score

$1,293

$1,014

Save $279

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,318

$1,014

Save $304

From UBN

Elite

Jul 11

Seoul, South Korea

72% AI deal score

$1,274

$1,014

Save $260

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,289

$1,014

Save $275

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,294

$1,014

Save $280

From UBN

Elite

Jul 11

Seoul, South Korea

72% AI deal score

$1,274

$1,014

Save $260

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,323

$1,014

Save $309

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,273

$1,014

Save $259

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,267

$1,014

Save $253

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,273

$1,014

Save $259

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,273

$1,014

Save $259

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,332

$1,014

Save $318

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,273

$1,014

Save $259

From UBN

Elite

Jul 11

Seoul, South Korea

72% AI deal score

$1,322

$1,014

Save $308

From UBN

Elite

Jul 11

Seoul, South Korea

72% AI deal score

$1,274

$1,014

Save $260

From UBN

Elite

Jul 15

Seoul, South Korea

72% AI deal score

$1,322

$1,014

Save $308

From UBN

Elite

Jul 16

Seoul, South Korea

72% AI deal score

$1,321

$1,014

Save $307

From UBN

Elite

Jul 14

Seoul, South Korea

72% AI deal score

$1,288

$1,015

Save $273

From UBN

Elite

Jul 14

Seoul, South Korea

72% AI deal score

$1,272

$1,015

Save $257

From UBN

Elite

Jul 18

Seoul, South Korea

72% AI deal score

$1,267

$1,015

Save $252

From UBN

Elite

Jun 22

Seoul, South Korea

72% AI deal score

$1,569

$1,224

Save $345

From UBN

Elite

Jun 19

Seoul, South Korea

71% AI deal score

$1,531

$1,224

Save $307

From UBN

Elite

Jun 19

Seoul, South Korea

70% AI deal score

$1,419

$1,224

Save $195

From UBN

Elite

Jun 19

Seoul, South Korea

69% AI deal score

$1,376

$1,224

Save $152

From UBN

Elite

Jun 28

Seoul, South Korea

43% AI deal score

$6,364

From UBN

Elite

Jun 28

Seoul, South Korea

43% AI deal score

$6,410

Frequently Asked Questions About Flights to Seoul

Historically, the optimal booking window for flights from Ulaanbaatar to Seoul is typically between 28 and 59 days before departure. During this period, the average price observed was $305. Booking within 0-6 days of departure saw an average price of $532, which is significantly higher. Prices for tickets purchased 7-13 days out averaged $667, indicating that last-minute bookings are generally more expensive for this route. Planning ahead by at least a month can lead to more favorable pricing.

A flight from Ulaanbaatar to Seoul is considered a good deal if the price is at or below $228. This threshold represents the lowest 25% of prices observed across the trailing quarter. The median price for this route in the trailing 90 days was $325, while prices at the 75th percentile reached $545. Therefore, securing a ticket for $228 or less indicates a particularly advantageous fare.

Historically, the cheapest months to fly from Ulaanbaatar to Seoul are April, October, and May. April typically offers the lowest median price at $239, followed closely by October with a median of $249. May also presents a good value with a median price of $260. The annual median price for this route is $325, so these months represent a notable saving compared to the yearly average.

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