ICN - UBN

$162 Find Cheap Flights from Incheon to Ulaanbaatar - Compare and Save

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Everything you should know

Cheapest round-trip
$299
Typical prices: $321-$461
Jeju Air
Mon 12/3Thu 12/6
ICN - UBN • Non-stop
Cheapest one-way
$162
Typical prices: $166-$296
Hahn Air Systems
Sun 1/7
ICN - UBN • Non-stop
Nonstop flights
You can fly direct with MIAT Mongolian, Korean Air and others. Average duration is 3h 42m.
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 93% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 11 weeks in advance save around 32% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 31% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $461 (round-trip)
Shortest trip • 21h 54m (one-way)
Insights
Insights
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We hope you love your trip to Ulaanbaatar!
Flight Deals
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Expert advice
Flight Deals

Cheap Flights from Incheon to Ulaanbaatar (ICN-UBN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Incheon to Ulaanbaatar

Thu, Dec 3 - Sun, Dec 6
Jeju Air Logo
11:30 am - 2:15 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
Jeju Air Logo
3:15 pm - 7:25 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mnonstop
$299Jeju Air
Thu, Dec 3 - Sun, Dec 6
Jeju Air Logo
11:30 am - 2:15 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
Jeju Air Logo
3:15 pm - 7:25 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mnonstop
$301Jeju Air
Tue, Dec 1 - Tue, Dec 8
Hahn Air Systems Logo
11:30 am - 2:15 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
Hahn Air Systems Logo
3:15 pm - 7:25 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mnonstop
$320Hahn Air Systems
Tue, Nov 17 - Thu, Nov 26
Hahn Air Systems Logo
11:30 am - 2:15 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
Hahn Air Systems Logo
3:15 pm - 7:25 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mnonstop
$339Hahn Air Systems
Sat, Nov 21 - Wed, Dec 2
Asiana Airlines Logo
8:20 pm - 11:05 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
Asiana Airlines Logo
12:25 am - 4:35 amUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mnonstop
$387Asiana Airlines
Wed, Feb 24 - Wed, Mar 3
Aero Mongolia Logo
5:30 pm - 8:00 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 30mnonstop
Aero Mongolia Logo
12:15 pm - 4:15 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 00mnonstop
$407Aero Mongolia
Sat, Dec 19 - Mon, Mar 1
Aero Mongolia Logo
5:30 pm - 8:00 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 30mnonstop
Aero Mongolia Logo
12:30 pm - 4:35 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 05mnonstop
$408Aero Mongolia
Wed, Nov 18 - Fri, Nov 20
MIAT Mongolian Logo
1:20 pm - 4:05 pmICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
MIAT Mongolian Logo
7:45 am - 12:05 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 20mnonstop
$414MIAT Mongolian
Sat, Feb 27 - Fri, Mar 5
MIAT Mongolian Logo
11:55 pm - 2:40 amICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mnonstop
MIAT Mongolian Logo
6:20 pm - 10:40 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 20mnonstop
$415MIAT Mongolian
Wed, Nov 18 - Thu, Nov 26
Asiana Airlines Logo
7:45 am - 10:25 amICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 40mnonstop
Asiana Airlines Logo
12:25 pm - 4:30 pmUBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 05mnonstop
$461Asiana Airlines
Booking Insights

Price, demand and travel trends for Incheon Intl Airport to Ulaanbaatar flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Incheon Intl Airport to Ulaanbaatar?

Round-trip flights from Incheon Intl Airport to Ulaanbaatar typically range from $321 to $461. The lowest price found in the past 5 days was $299, on Jeju Air.

What's the cheapest day of the week to fly from Incheon Intl Airport to Ulaanbaatar?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Incheon Intl Airport to Ulaanbaatar. It’s 10% cheaper than the average day, while Friday is the most expensive, with prices 8% higher.

What’s the cheapest month to fly from Incheon Intl Airport to Ulaanbaatar?

•March is the cheapest month to fly from Incheon Intl Airport to Ulaanbaatar at $269 round-trip.
•August ($427) and July ($424) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 58% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Incheon Intl Airport to Ulaanbaatar the cheapest?

Flights from Incheon Intl Airport to Ulaanbaatar are cheapest 11 weeks before departure. Booking in this window typically costs about 32% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Incheon to Ulaanbaatar

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Jeju Air

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Robert Schrader

Robert Schrader

Expert on Korean Air

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Key details for Incheon Intl Airport to Ulaanbaatar flights

Low season

November

Cheapest flight

$162
Beat the crowds with an average 54% drop in travelers.
The most popular month to fly with an average 118% increase in travelers.
One-way flight from Incheon Intl Airport to Ulaanbaatar

When to book flights from Incheon to Ulaanbaatar

Are your dates flexible? Find out the best times to travel from Incheon to Ulaanbaatar based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Incheon Intl Airport to Ulaanbaatar flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Incheon Intl Airport to Ulaanbaatar?

    These are the earliest and latest flight times available from Incheon Intl Airport to Ulaanbaatar:

    • Earliest: departs at 7:45 am and lands at 11:27 am
    • Latest: departs at 11:55 pm and lands at 3:37 am.

    The flight takes about 3h 42m.

  • What cabin classes can I book on flights from Incheon Intl Airport to Ulaanbaatar?

    Three cabin classes are available on flights from Incheon Intl Airport to Ulaanbaatar:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Incheon Intl Airport to Ulaanbaatar?

    A nonstop flight from Incheon Intl Airport to Ulaanbaatar takes 3h 42m, covering 1,216 miles.

  • Do I need a passport to fly from Incheon Intl Airport to Ulaanbaatar?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Incheon Intl Airport to Ulaanbaatar flight?

    Round-trip flights from Incheon Intl Airport to Ulaanbaatar range from $321 to $461, with an average of $388 over the past 12 months. Anything below $321 counts as a good deal.

  • How expensive are last-minute Incheon Intl Airport to Ulaanbaatar flights?

    Last-minute fares on this route (booked within two weeks of departure) run 21% above the $388 route average. Book 11 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Incheon Intl Airport to Ulaanbaatar?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $387 round-trip, compared to $461 via a layover through Beijing Capital (PEK).

  • How does on-time performance compare across airlines flying from Incheon Intl Airport to Ulaanbaatar?

    MIAT Mongolian is slightly above the route average for timely arrivals, while Korean Air has a lower on-time arrival rate. On-time arrival rates on Incheon Intl Airport to Ulaanbaatar flights are:

    • MIAT Mongolian: 93% on time
    • Korean Air: 91% on time
    • Jeju Air: 78% on time

    Overall, flights on this route are punctual 85% of the time on average.

  • What is the standard checked-bag allowance on flights from Incheon Intl Airport to Ulaanbaatar?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $11–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Incheon Intl Airport to Ulaanbaatar?

    The Airbus A330-300 family is used most often on this route, operated mainly by Korean Air and Asiana Airlines. Other aircraft seen on the route include Boeing 787-8 Dreamliner variants.

  • How are flight departures from Incheon Intl Airport to Ulaanbaatar spread across the day?

    Morning is the busiest departure period on Incheon Intl Airport to Ulaanbaatar flights, with 25% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 25%.

  • Have flight prices from Incheon Intl Airport to Ulaanbaatar changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $299 to $2,327. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Incheon Intl Airport to Ulaanbaatar looking right now?

    One-way fares from Incheon Intl Airport to Ulaanbaatar are currently in line with typical prices for this route. Average one-way fares are about $203.

  • Which airports can I use when flying from Incheon Intl Airport to Ulaanbaatar?

    Flights from Incheon Intl Airport to Ulaanbaatar usually depart from Incheon Intl (ICN) and arrive at Ulaanbaatar Chinggis Khaan (UBN).

  • What time of day has the fewest delays on flights from Incheon Intl Airport to Ulaanbaatar?

    Night flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Incheon Intl Airport to Ulaanbaatar?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Incheon Intl Airport to Ulaanbaatar route, 15% of flights were delayed in the past 3 months, with delays averaging 1h 49m.

  • Which airports do connecting flights from Incheon Intl Airport to Ulaanbaatar pass through?

    Connecting flights from Incheon Intl Airport to Ulaanbaatar most commonly pass through:

    • Beijing Capital (PEK) - 84% of one-stop connections
    • Hong Kong Intl (HKG) - 16% of one-stop connections

  • Can I save money by using flexible dates for flights from Incheon Intl Airport to Ulaanbaatar?

    Yes. Flexible dates can save you up to 17% on flights from Incheon Intl Airport to Ulaanbaatar. Tuesday is the cheapest departure day at $352 round-trip on average, while Friday is the most expensive at $420, a difference of $68.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Incheon Intl Airport to Ulaanbaatar?

    5 airlines operate flights between Incheon Intl Airport and Ulaanbaatar. The airlines offering nonstop flights on this route include:

    • MIAT Mongolian
    • Korean Air
    • Aero Mongolia
    • Jeju Air
    • Asiana Airlines

  • How much time can I save by choosing a different layover airport from Incheon Intl Airport to Ulaanbaatar?

    Flying via Beijing Capital (PEK) gives the shortest average 1-stop total travel time at 16h 46m, compared with 21h 54m via Hong Kong Intl (HKG).

  • What is the time difference between Incheon Intl Airport and Ulaanbaatar?

    Ulaanbaatar is 1 hour behind Incheon Intl Airport (Ulaanbaatar Time vs Korean Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which airlines offer extra legroom and free seat selection on Incheon Intl Airport to Ulaanbaatar flights?

    Among airlines operating Incheon Intl Airport to Ulaanbaatar flights:

    • MIAT Mongolian: offers free seat selection
    • Jeju Air: offers free seat selection
    • Asiana Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Incheon Intl Airport to Ulaanbaatar flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • MIAT Mongolian: a cabin bag and a checked bag in Economy Class
    • Jeju Air: a cabin bag and a checked bag in Economy Class
    • Asiana Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Incheon Intl Airport to Ulaanbaatar flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $352, about $68 less than Friday fares (16% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 11 weeks before you fly. On this route, that window historically saves about 32% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Incheon Intl Airport to Ulaanbaatar trip for March. Fares historically average $269 round-trip in that month - typically $158 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with MIAT Mongolian. Over the past three months, 93% of MIAT Mongolian flights from Incheon Intl Airport to Ulaanbaatar arrived on time, slightly above the route average of 85%. When flights on this route arrive late, they're delayed by an average of 1h 49m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.

Prefer to fly direct from Incheon to Ulaanbaatar?

 
Find which airlines fly direct from Incheon Intl Airport to Ulaanbaatar Chinggis Khaan Airport, which days they fly and book direct flights.

Direct departures

Incheon Intl to Ulaanbaatar Chinggis Khaan

Monday

Aero Mongolia,Asiana Airlines,Korean Air, +1 more

Aero Mongolia,Asiana Airlines, +2 more

Tuesday

Jeju Air,MIAT Mongolian,Korean Air

Jeju Air,MIAT Mongolian, +1 more

Wednesday

Aero Mongolia,Asiana Airlines,Korean Air, +1 more

Aero Mongolia,Asiana Airlines, +2 more

Thursday

Jeju Air,Korean Air,MIAT Mongolian, +1 more

Jeju Air,Korean Air, +2 more

Friday

Korean Air,MIAT Mongolian

Korean Air,MIAT Mongolian

Saturday

Aero Mongolia,Asiana Airlines,Korean Air, +1 more

Aero Mongolia,Asiana Airlines, +2 more

Sunday

Jeju Air,Korean Air,MIAT Mongolian

Jeju Air,Korean Air, +1 more

See more direct flights

Direct returns

Ulaanbaatar Chinggis Khaan to Incheon Intl

Monday

Aero Mongolia,Korean Air,MIAT Mongolian

Aero Mongolia,Korean Air, +1 more

Tuesday

Asiana Airlines,Jeju Air,MIAT Mongolian, +1 more

Asiana Airlines,Jeju Air, +2 more

Wednesday

Aero Mongolia,Korean Air,MIAT Mongolian

Aero Mongolia,Korean Air, +1 more

Thursday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Friday

Korean Air,MIAT Mongolian

Korean Air,MIAT Mongolian

Saturday

Aero Mongolia,Korean Air,MIAT Mongolian

Aero Mongolia,Korean Air, +1 more

Sunday

Asiana Airlines,Jeju Air,Korean Air, +1 more

Asiana Airlines,Jeju Air, +2 more

See more direct flights

More options for your flight from Incheon to Ulaanbaatar

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