CAD 452 : Cheap Flights from Cheongju to Ulaanbaatar

Flight FAQs

• Which airlines offer the cheapest flights from Cheongju (CJJ) to Ulaanbaatar (ULN)?

  Based on Trip.com data, Aero K Airlines offers one-way fares as low as CAD 452 on Cheapest nonstop routes (e.g. CJJ to UBN on Fri, Jan 30), while Aero K Airlines offers Cheapest nonstop round-trips from CAD 965 departing on Sun, Jan 18 and returning on Sat, Jan 24.

• Which airlines offer direct flights from Cheongju to Ulaanbaatar?

  At the moment, you can catch a direct flight from Cheongju to Ulaanbaatar with the following airlines, including: Aero K Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Cheongju to Ulaanbaatar?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cheongju to Ulaanbaatar is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Cheongju to Ulaanbaatar?

  Based on Trip.com data in the past 4 weeks, there is 1 flight per week flying from Cheongju to Ulaanbaatar. You can check the weekly schedule for popular airlines on this route below: Aero K Airlines: -/-/-/-/-/-/- -- RF421 (22:22)

• How can I find the best deals on flights from Cheongju to Ulaanbaatar?

  To find best deals on flights from Cheongju to Ulaanbaatar, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Jan 30, with one-way flights priced at just CAD 452.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aero K Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Ulaanbaatar travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Cheongju to Ulaanbaatar to get the best price?

  The cheapest months to fly from Cheongju to Ulaanbaatar is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Cheongju to Ulaanbaatar?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Cheongju to Ulaanbaatar on December 9, 2025 with Aero K Airlines, with prices starting at CAD 701.

• Which airports can I fly through when travelling to Ulaanbaatar from Cheongju?

  You can land at any one of the following hubs in Ulaanbaatar, with Cheongju International Airport to Chinggis Khaan International Airport (CJJ-UBN) is by far the most common option on this route: Chinggis Khaan International Airport (UBN) Buyant-Ukhaa International Airport (ULN).

• What is the time difference between Cheongju and Ulaanbaatar?

  The time difference between Ulaanbaatar and Cheongju is 1h.

• How can I change or cancel my flight ticket from Cheongju to Ulaanbaatar?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.