There are most likely no direct flights on the Ulaanbaatar — Hanoi route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ulaanbaatar to Hanoi. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The cost of a one-way flight from Ulaanbaatar to Hanoi ranges from $274 (November 2026) to $395 (May 2027). On average, the ticket price is about $324–$671.
A non-stop flight is the most convenient and comfortable way to fly from Ulaanbaatar to Hanoi, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
On the Ulaanbaatar — Hanoi route, prices first decline, hit a low, then start rising again. The middle of the period creates a price window — the best time to book.
Prices fall from October 2026 to December 2026 (3%), then rise from December 2026 to May 2027 (+41%). The best period is November 2026–December 2026 ($277), the most expensive is January 2027–May 2027 ($389).
The best time to buy is November 2026–December 2026, when prices are at their lowest. This can save you up to 29% compared to the expensive months (January 2027–May 2027).
Monthly price variation is 16.5%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
There are most likely no direct flights on the Ulaanbaatar — Hanoi route
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There appear to be no non-stop flights from Ulaanbaatar to Hanoi at this time.... Well, or something went wrong on our side and we couldn't find anything
Flights from Ulaanbaatar to Hanoi are operated by several airlines — Spring Airlines, Hunnu Air, and Air China. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $265, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.
The cheapest flight ticket from Ulaanbaatar to Hanoi according to data for the last 48 hours costs $265
Often the best time to buy tickets from Ulaanbaatar to Hanoi is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ulaanbaatar to Hanoi can be found flying in these months: November, December, October.
The fastest flights from Ulaanbaatar to Hanoi start from 13 hours 10 minutes in the air.
The following airlines operate direct flights on the route Ulaanbaatar — Hanoi:
The cheapest one-way flight from Ulaanbaatar to Hanoi departs on 11/13/2026, is operated by Spring Airlines and costs $265
The cheapest roundtrip flight from Ulaanbaatar to Hanoi departs on 11/11/2026, is operated by Air China and costs $515
Fastest flight from Ulaanbaatar to Hanoi takes 13h 10m
There are no direct flights on this route.
The distance between Ulaanbaatar and Hanoi is 2987km (1852 miles). The average flight duration is 11h. The time difference between Ulaanbaatar and Hanoi is 1h
We couldn't find any special offers for flights from Ulaanbaatar to Hanoi
