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Ulaanbaatar

Cheap flights from Incheon Intl (ICN) to Ulaanbaatar (UBN)

ICN — UBN
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Ulaanbaatar Chinggis Khaan are usually found in March or November, booked 29 days in advance, depart on a Thursday or Monday and return on a Saturday

Find flight deals from Incheon Intl to Ulaanbaatar

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Ulaanbaatar (UBN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

October

Cheapest in

March

Average price

$425
Provider with most accurate pricing for Incheon Intl-Ulaanbaatar Chinggis Khaan flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Ulaanbaatar Chinggis Khaan flights.
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Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Compare providers for flights from Incheon Intl to Ulaanbaatar

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Incheon Intl to Ulaanbaatar in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
JetabroadPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Ulaanbaatar flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Ulaanbaatar flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Ulaanbaatar flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Ulaanbaatar flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Ulaanbaatar flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Incheon Intl to Ulaanbaatar

Have a flexible travel schedule? Discover the best time to fly to Ulaanbaatar from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Ulaanbaatar

How far ahead should I book a flight from Incheon Intl Airport to Ulaanbaatar?

The price you pay for your flight from Incheon Intl Airport to Ulaanbaatar may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Incheon Intl Airport to Ulaanbaatar?

Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Ulaanbaatar (average of $231). Flying from Incheon Intl Airport to Ulaanbaatar in October is currently the most expensive (average of $539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ICN to UBN?

Find hourly flight availability from Incheon Intl to Ulaanbaatar. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 26, 2026.

A simple way to save on the total cost of your ticket is to fly from Incheon Intl Airport to Ulaanbaatar in the morning. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Incheon Intl Airport to Ulaanbaatar?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Ulaanbaatar. Price data was last updated on July 25, 2026.

Travelers seeking maximum savings on their Incheon Intl Airport to Ulaanbaatar flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ulaanbaatar

Get insights into the airlines that provide service to Ulaanbaatar. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ulaanbaatar. Reviews last updated July 26, 2026.
Peruse reviews from past customers who have flown with Korean Air,Asiana Airlines, andJeju Air from Incheon Intl Airport to Ulaanbaatar to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
555 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Jeju Air
7.6
Good
38 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Ulaanbaatar. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ulaanbaatar from Incheon Intl?

    Located just 18.6 mi from the city center, Ulaanbaatar Chinggis Khaan is the airport most travelers will use when flying to Ulaanbaatar from Incheon Intl. Booking flights from Incheon Intl to Chinggis Khaan (UBN) should be relatively easy as there are 12 daily inbound flights from Incheon Intl from 6 different airlines.

  • What are the cheapest airlines flying from Incheon Intl Airport to Ulaanbaatar round-trip?

    Our cheapest airline available from Incheon Intl Airport to Ulaanbaatar is Jeju Air. Our recent data shows that you can find tickets from as low as $135 on this airline. Additional options worth looking into are Asiana Airlines and T'way Air, starting at $220 and $262 round-trip. Users have found that Jeju Air is 61% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Ulaanbaatar one-way?

    For one-way options, check prices for Jeju Air. According to our data, you can fly for as low as $95. Users have also found prices from $98 and $115 on Air China and T'way Air, respectively.

  • What are the most reliable airlines from Incheon Intl Airport to Ulaanbaatar?

    No one likes to see their flight delayed. When booking a flight from Incheon Intl Airport to Ulaanbaatar consider choosing Jeju Air (97%), MIAT Mongolian (95%) or Korean Air (93%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Incheon Intl to Ulaanbaatar that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Ulaanbaatar flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Ulaanbaatar?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Ulaanbaatar.

  • Can I find deals for business class flights from Incheon Intl to Ulaanbaatar?

    Yes. Cheapflights offers flight deals from Incheon Intl to Ulaanbaatar by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Ulaanbaatar?

    Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Ulaanbaatar (average of $231). Flying from Incheon Intl Airport to Ulaanbaatar in October is currently the most expensive (average of $539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 6 airlines flying from Incheon Intl to Ulaanbaatar

Discover the top 6 airlines that operate flights from Incheon Intl to Ulaanbaatar. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$135Average$309FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$220Average$563FlexibilityNo cancel feeOn-time76%
T'way AirCheapest$262Average$481FlexibilityNo cancel feeOn-time88%
Aero MongoliaCheapest$283Average$386FlexibilityNo cancel feeOn-timeN/A
MIAT MongolianCheapest$296Average$387FlexibilityNo cancel feeOn-time63%
Korean AirCheapest$378Average$485FlexibilityNo cancel feeOn-time81%

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