ICN - UBN

£80 Find Cheap Flights from Incheon to Ulaanbaatar – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
£252
Typical prices: £234-£345
Jeju Air
Sat 13/10Mon 19/11
ICN - UBN • Direct
Cheapest one-way flight
£80
Typical prices: £122-£222
Jeju Air
Sat 24/11
ICN - UBN • Direct
Direct flights
You can fly direct with MIAT Mongolian, Korean Air, and others. Average duration is 3h 36m.
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 92% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 11 weeks in advance save around 19% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 30% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £317 (return)
Shortest trip • 21h 54m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Ulaanbaatar!
Flight Deals
Booking Insights
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 return flight deals from Incheon to Ulaanbaatar

Tue, 13 Oct - Thu, 19 Nov
Jeju Air Logo
10:00 - 12:40ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 40mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£252Jeju Air
Tue, 23 Mar - Thu, 25 Mar
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£253Jeju Air
Thu, 17 Dec - Sun, 20 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£254Jeju Air
Tue, 17 Nov - Tue, 1 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£255Jeju Air
Thu, 3 Dec - Sun, 6 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£257Jeju Air
Tue, 13 Oct - Sun, 15 Nov
Jeju Air Logo
10:00 - 12:40ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 40mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£258Jeju Air
Sun, 18 Oct - Thu, 22 Oct
Jeju Air Logo
10:00 - 12:40ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 40mdirect
Jeju Air Logo
13:40 - 17:55UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 15mdirect
£259Jeju Air
Tue, 8 Dec - Tue, 15 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£260Jeju Air
Thu, 3 Dec - Sun, 6 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£261Jeju Air
Tue, 8 Dec - Tue, 15 Dec
Jeju Air Logo
11:30 - 14:15ICN  Incheon Intl-UBN Ulaanbaatar Chinggis Khaan
3h 45mdirect
Jeju Air Logo
15:15 - 19:25UBN  Ulaanbaatar Chinggis Khaan-ICN Incheon Intl
3h 10mdirect
£261Jeju Air
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 from Incheon Intl Airport to Ulaanbaatar with more confidence.

How much is a return flight from Incheon Intl Airport to Ulaanbaatar?

Return flights from Incheon Intl Airport to Ulaanbaatar start at £252. Prices are typical for this route right now, with typical return fares ranging from £234 to £345. The lowest price found in the past 5 days was £252 on Jeju Air.

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

Tuesday is the cheapest day of the week to fly from Incheon Intl Airport to Ulaanbaatar and is 10% cheaper than the average day. Friday is the most expensive day with flight prices 11% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is 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 £201 return.
•October (£325) and July (£319) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 61% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices 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 19% 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
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.

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.

Key details for Incheon Intl Airport to Ulaanbaatar flights

Low season

December

Cheapest flight

£80
Best time to beat the crowds (21% less expensive on average)
Most popular time to fly (12% more expensive on average)
Flights 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 return price

Your Incheon Intl Airport to Ulaanbaatar flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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 00:05 and lands at 03:41
    • Latest: departs at 23:55 and lands at 03:31.

    The flight takes about 3h 36m.

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

    Only Economy class is available on flights from Incheon Intl Airport to Ulaanbaatar.

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

    A direct flight from Incheon Intl Airport to Ulaanbaatar takes 3h 36m, 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?

    Return flights from Incheon Intl Airport to Ulaanbaatar range from £234 to £345, with an average of £286 over the past 12 months. Anything below £234 counts as a good deal.

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

    Last-minute fares on this route (booked within 2 weeks of departure) run 10% above the route average of £286. Book 11 weeks before departure for the lowest fares.

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

    On this route, direct flights are cheaper than stopover options on average. Direct fares average £286 return, compared with £317 via a stopover through Beijing Capital (PEK).

  • How does MIAT Mongolian's on-time performance compare to other airlines on Incheon Intl Airport to Ulaanbaatar flights?

    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: 92% on time
    • Korean Air: 90% on time
    • Jeju Air: 77% on time

    On average, flights on this route are punctual 84% of the time.

  • 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 £8–£75 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 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% 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, return flight prices on this route showed a wide range, from about £252 to £979. That means the highest observed fare was about 4x 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 lower than usual. Average one-way flight prices are about £97, which is 38% below the typical average for this route.

  • 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).

  • How do delay rates compare for morning and evening flights from Incheon Intl Airport to Ulaanbaatar?

    Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • At what point is a flight considered delayed on the route 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, 16% of flights were delayed in the past 3 months, with delays averaging 1 hour 49 minutes.

  • 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) – 85% of one-stop connections
    • Hong Kong Intl (HKG) – 15% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 19% on the Incheon Intl Airport to Ulaanbaatar route. Tuesday is the cheapest departure day at £260 return on average, while Friday is the most expensive at £318, a difference of £58. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines are available on the route from Incheon Intl Airport to Ulaanbaatar?

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

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

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

    Flying via Beijing Capital (PEK) gives the shortest average 1-stop total travel time of 17h 23m, compared to 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
    • Trinity Airways (Formerly T'way Air): offers extra legroom; offers free seat selection
    • Aero Mongolia: 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
    • Trinity Airways (Formerly T'way Air): a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should 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 instead of Friday. On this route, Tuesday flights average £260 – about £58 less than Friday (18% 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 19% 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 £201 return in that month – typically £123 less than the most expensive month, which is October (based on the last 12 months).
  • If arriving on time is high on your priority list, MIAT Mongolian is the strongest pick on this route. 92% of MIAT Mongolian flights from Incheon Intl Airport to Ulaanbaatar arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 84%. When flights on this route do arrive late, the average delay is 1 hour49 minutes, so choosing an airline with strong on-time performance can make a difference on tight schedules.

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

Asiana Airlines,Jeju Air,MIAT Mongolian

Asiana Airlines,Jeju Air, +1 more

Wednesday

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

Aero Mongolia,Asiana Airlines, +2 more

Thursday

Jeju Air,Korean Air,MIAT Mongolian

Jeju Air,Korean Air, +1 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

Asiana Airlines,Jeju Air, +1 more

Wednesday

Aero Mongolia,Korean Air,MIAT Mongolian

Aero Mongolia,Korean Air, +1 more

Thursday

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

Asiana Airlines,Jeju Air, +2 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

Complete your trip to Ulaanbaatar with a hotel stay or car hire