BJS to ULN, to Buyant-Ukhaa International Airport Cheap Flights

Based on HopeGoo data, Hunnu Air offers one-way fares as low as US$139 on Cheapest nonstop routes (e.g. PKX to UBN on Mon, Mar 16), while China United Airlines offers Cheapest nonstop round-trips from US$222 departing on Mon, Mar 9 and returning on Sun, Mar 15.

At the moment, you can catch a nonstop flight from Beijing to Ulaanbaatar with the following airlines, including: Miat Mongolian Airlines Hunnu Air Air China Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

It takes about 2 hours 14 minutes to fly from Beijing to Ulaanbaatar.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Beijing 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.

Based on HopeGoo data in the past 4 weeks, there is 16 flight per week flying from Beijing to Ulaanbaatar. You can check the weekly schedule for popular airlines on this route below: Miat Mongolian Airlines: S/M/T/W/T/-/S -- OM5224 (08:47) Miat Mongolian Airlines: S/M/T/W/T/F/S -- OM224 (20:59) Air China: S/M/T/W/T/-/S -- CA901 (08:47)

To find best deals on flights from Beijing to Ulaanbaatar, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Mar 16, with one-way flights priced at just US$139. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hunnu Air. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo 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 HopeGoo app users.

The cheapest months to fly from Beijing to Ulaanbaatar is October, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Beijing to Ulaanbaatar on February 26, 2026 with Miat Mongolian Airlines, with prices starting at US$159.

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

The time difference between Ulaanbaatar and Beijing is 0h.

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 HopeGoo, 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.