Cheap Flights from Ulaanbaatar to Hanoi

FAQ

• Which airlines offer direct flights from Ulaanbaatar to Hanoi?

  At the moment, you can catch a nonstop flight from Ulaanbaatar to Hanoi with the following airlines, including: Hunnu Air Air China Air Busan VietJet Air China Eastern 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 Ulaanbaatar to Hanoi?

  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 Hanoi 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.

• When are flight tickets from Ulaanbaatar (ULN) to Hanoi (HAN) the cheapest?

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

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

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Ulaanbaatar to Hanoi on October 30, 2025 with Miat Mongolian Airlines, with prices starting at 1,522 KZT.

• Which airports can I fly to for Hanoi from Ulaanbaatar?

  You can land at any one of the following hubs in Hanoi, with Chinggis Khaan International Airport to Noi Bai International Airport (UBN-HAN) is by far the most common option on this route: Noi Bai International Airport (HAN).

• Is there any time difference between Ulaanbaatar and Hanoi?

  The time difference between Hanoi and Ulaanbaatar is 1h.

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

  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.