Cheap Flights from Ulaanbaatar to Cheongju from US$213

Frequently Asked Questions

• What are the cheapest flights from Ulaanbaatar to Cheongju (ULN-CJJ)?

  Based on Trip.com data, Aero K Airlines offers one-way fares as low as US$213 on Cheapest nonstop routes (e.g. UBN to CJJ on Sat, Sep 12), while Aero K Airlines offers Cheapest nonstop round-trips from US$277 departing on Sat, Sep 12 and returning on Mon, Sep 14.

• Which airlines offer direct flights from Ulaanbaatar to Cheongju?

  At the moment, you can catch a nonstop flight from Ulaanbaatar to Cheongju with the following airlines, including: Aero K Airlines T'Way Air Spring Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Ulaanbaatar to Cheongju?

  It takes about 3 hours 5 minutes to fly from Ulaanbaatar to Cheongju.

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Ulaanbaatar to Cheongju 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 Ulaanbaatar to Cheongju?

  Based on Trip.com data in the past 4 weeks, there is 2 flight per week flying from Ulaanbaatar to Cheongju. You can check the weekly schedule for popular airlines on this route below: Aero K Airlines: -/M/-/W/-/F/- -- RF422 (02:14)

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

  To find best deals on flights from Ulaanbaatar to Cheongju, 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 Sat, Sep 12, with one-way flights priced at just US$213.
  · 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 Cheongju travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Ulaanbaatar (ULN) to Cheongju (CJJ) the cheapest?

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

• Which upcoming date is cheapest to fly from Ulaanbaatar to Cheongju on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Ulaanbaatar to Cheongju on September 12, 2026 with Aero K Airlines, with prices starting at US$114.

• Which airports fly into Cheongju from Ulaanbaatar?

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

• Is there any time difference between Ulaanbaatar and Cheongju?

  The time difference between Cheongju and Ulaanbaatar is 1h.

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

  Tickets can only be changed or canceled 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.

• What is the average cost of a one-way flight from Ulaanbaatar to Cheongju?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Ulaanbaatar to Cheongju is US$410. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Ulaanbaatar to Cheongju?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Ulaanbaatar to Cheongju is US$513. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Ulaanbaatar to Cheongju on Trip.com?

  Enter Ulaanbaatar and Cheongju, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Ulaanbaatar to Cheongju route?

  Aero K Airlines, Spring Airlines and Eastar Jetare the most popular budget airlines flying from Ulaanbaatar to Cheongju. Check baggage, seat and payment fees before comparing the final price.