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Find cheap one-way flights from Seoul to Ulaanbaatar starting at CNY 121.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Seoul to Ulaanbaatar?

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Seoul to Ulaanbaatar

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Air Busan
From US$122
Air China
From US$132
Korean Air
From US$133
T'Way Air
From US$159
Miat Mongolian Airlines
From US$170
Asiana Airlines
From US$178
Jeju Air
From US$179
China Southern Airlines
From US$273
China Eastern Airlines
From US$277
Air Macau
From US$314
ANA airlines

Find more flights and airlines

Find cheap flights from Seoul to Ulaanbaatar by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seoul to Ulaanbaatar.

  • Cheapest
    Air China
    GMP
    14:20
    21h 30m
    1 transfer
    UBN
    10:50
    Gimpo International Airport - New Ulaanbaatar International Airport
    Thu, May 16Air China
    US$132
  • Jeju Air
    ICN
    10:25
    3h 40m
    Direct
    UBN
    13:05
    Incheon International Airport - New Ulaanbaatar International Airport
    Sun, May 19Jeju Air
    US$179
  • Jeju Air
    ICN
    10:25
    3h 40m
    Direct
    UBN
    13:05
    Incheon International Airport - New Ulaanbaatar International Airport
    Sun, May 19Jeju Air
    US$179
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Seoul (SEL) to Ulaanbaatar (ULN) the cheapest?

    Airlines adjust prices for flights from Seoul to Ulaanbaatar based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Seoul (SEL) to Ulaanbaatar (ULN) cost?

    According to Trip.com's data, the lowest price is around $501.
  • How long does it take to fly from Seoul (SEL) to Ulaanbaatar (ULN) and what is the distance?

    It takes around 3 hours 34 minutes to fly from Seoul (SEL) to Ulaanbaatar (ULN).
  • What is the transportation method from the main airport to downtown in Ulaanbaatar?

    • The distance from New Ulaanbaatar International Airport to downtown is about 26km. It takes about 40 minutes by taxi.
  • What are the most popular airlines that fly from Seoul (SEL) to Ulaanbaatar (ULN)?

How to find a cheap flight from Seoul to Ulaanbaatar

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Ulaanbaatar. Book your flights at the right time and save more.
1
Book Early
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2
Compare Flight Prices
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3
Look Out for Deals
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4
Check One-way Fares
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Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
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Seoul to Ulaanbaatar Flight Information

Cheapest nonstop flight price

$121

Cheapest round-trip ticket price

$257

Off-season for travel

April

Peak season for travel

July

Flight distance

1,999.25km

Average flight time

3 hours 34 minutes

Popular airline

Jeju Air

Flights from Seoul to Ulaanbaatar: Travel Guide, Airports, and Top Attractions

Overview of Flights from Seoul to Ulaanbaatar

Flights from Seoul to Ulaanbaatar are a vital link connecting South Korea's bustling capital with the enchanting capital of Mongolia. This air route has gained significant popularity due to its importance for business, tourism, and cultural exchanges between the two nations.

The average one-way cost for flights from Seoul to Ulaanbaatar hovers around $400, providing travelers with a reasonable option to explore the vast landscapes and rich cultural heritage of Mongolia. Round-trip tickets are often priced at a slightly discounted rate, making it convenient for those planning an extended stay or return trip.

Covering a distance of approximately 1,300 miles (2,092 km), the flight from Seoul to Ulaanbaatar takes approximately three hours. This relatively short duration makes air travel the most time-efficient mode of transportation between the two cities, especially for business travelers or those with limited time for their journey.

While flights are the primary mode of traveling from Seoul to Ulaanbaatar, it's alternative options are possible for a more immersive travel experience. However, for this specific route, these alternatives are less common due to the geographical distance and practicality.

For instance, there are no direct train routes connecting Seoul and Ulaanbaatar. The extensive rail networks in both countries are more focused on domestic routes or connections to neighboring regions. Similarly, buses and ferries are not commonly used for this route, given the vast landmass between the two cities and the lack of direct transportation infrastructure.

In terms of cost and duration, exploring alternative transportation methods reveals that they may not be as time-efficient or cost-effective as flights.

As the gateway between South Korea and Mongolia, this air route continues to serve as a crucial conduit for fostering connections between these two distinct yet culturally rich nations.

Major Airports in Seoul and Transportation

Seoul, a bustling metropolis, is served by two major airports that play pivotal roles in connecting the city to the world: Incheon International Airport (ICN) and Gimpo International Airport (GMP).

Incheon International Airport (ICN):

Located approximately 32 miles (51 km) west of Seoul, ICN is a global hub known for its state-of-the-art facilities. It comprises two terminals, with Terminal 1 handling most international flights and Terminal 2 serving as a modern facility for various airlines. Both terminals provide amenities such as free Wi-Fi, baggage services, and charging stations. Passengers can easily transfer between terminals via the free shuttle service that operates at regular intervals.

Gimpo International Airport (GMP):

Situated closer to the city center, about 9 miles (14 km) from downtown Seoul, Gimpo Airport primarily handles domestic flights and some international routes. With a single terminal, Gimpo offers a more compact and efficient experience. Passengers can enjoy services such as free Wi-Fi and baggage facilities.

Transportation from Downtown to Airport

1. Downtown to Incheon International Airport (ICN):

a. Airport Railroad Express (AREX): $8-$15, 43 minutes

b. Taxi: $50-$70, 60 minutes (depending on traffic conditions)

c. Airport Limousine Bus: $10-$15, 60-90 minutes (depending on the route)

2. Downtown to International Airport (GMP):

a. Airport Railroad Express (AREX): $3-$6, 20 minutes

b. Taxi: $20-$30, 30 minutes (depending on traffic conditions)

c. Airport Limousine Bus: $5-$10, 30-45 minutes (depending on the route)

Major Airport in Ulaanbaatar and Transportation

Ulaanbaatar, the capital of Mongolia, is served by the Chinggis Khaan International Airport (ULN), the primary gateway connecting the country to international destinations.

Chinggis Khaan International Airport (ULN):

Located approximately 11 miles (17 km) southwest of Ulaanbaatar, Chinggis Khaan International Airport is the main air hub of Mongolia. The airport features a single terminal, providing essential services such as free Wi-Fi, baggage services, and charging stations. While the airport is relatively compact, it efficiently caters to both domestic and limited international flights.

Transportation from Airport to Downtown
  1. Taxi:

Cost: $10-$15

Duration: Approximately 30 minutes (depending on traffic conditions)

  1. Airport Shuttle Bus:

Cost: $2-$5

Duration: Approximately 40 minutes (depending on the route)

  1. Car Rental:

Cost: Varies by rental agency

Duration: Depending on traffic and destination within the city

Best Time to Book Flights from Seoul to Ulaanbaatar

For savvy travelers seeking the best deals on flights from Seoul to Ulaanbaatar, Trip.com offers valuable insights. The cheapest month to book flights is typically September. During this period, post-summer lulls in travel demand result in lower ticket prices. Snagging tickets in September allows budget-conscious travelers to enjoy the picturesque landscapes of Mongolia at a more affordable cost.

Conversely, the most expensive month for flights from Seoul to Ulaanbaatar tends to be July. As the peak of summer, July attracts travelers eager to experience Mongolia's pleasant weather and participate in various cultural events. Booking well in advance through Trip.com can help mitigate costs during this peak season, ensuring a seamless journey to Ulaanbaatar.

Tips to Travel to Ulaanbaatar

Currency: The official currency is the Mongolian Tugrik (MNT). It's advisable to exchange currency at local banks or authorized exchange offices for better rates.

Visa: Check visa requirements before traveling. Many nationalities, including South Koreans, may need a visa to enter Mongolia. Apply in advance to avoid any last-minute hassles.

Language: Mongolian is the official language and English may not be widely spoken. Learning a few basic Mongolian phrases can enhance your travel experience.

Time Difference: Ulaanbaatar is 2 hours ahead of Seoul. Adjust your schedule accordingly.

Local Customs: Respect local customs, such as removing shoes when entering homes and showing deference to elders.

Local Embassy: Note the location of your country's embassy in Ulaanbaatar for assistance if needed.

Explore Ulaanbaatar

Popular Attractions:

Sukhbaatar Square: The heart of Ulaanbaatar, hosting cultural events and surrounded by significant landmarks.

Gandan Monastery: A tranquil Buddhist monastery featuring the majestic Migjid Janraisig statue.

National Museum of Mongolia: Showcasing the country's rich history, culture, and artifacts.

Choijin Lama Temple: A well-preserved monastery displaying traditional Mongolian architecture and religious artifacts.

Bogd Khan Palace: The former residence of the last Mongolian emperor, offering a glimpse into royal life.

Transportation Within the City:

Public Buses: Affordable and accessible, covering major areas of the city.

Taxis: Readily available, offering a convenient mode of transportation.

Microbuses: Small vans with fixed routes, providing flexibility for short-distance travel.

Walking and Cycling: Exploring on foot or by bicycle is a great way to absorb the local atmosphere in the city center.

Navigating Ulaanbaatar is a delightful experience, with a mix of historical sites and modern amenities accessible through various transportation options.

The content of this article was created on 12 December 2023.