Cheap flights from Ulaanbaatar to Nha Trang from $332 UBN → CXR

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $497 to $643.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 12-night return fares leaving within 3 days of 21 Mar 2027 to compare.

Every date we hold

42 fares on 20 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $570.

Found recently, and the cheapest we hold

What have prices looked like?

Over 45 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $228 to $414.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 8 Jun 2027 to compare.

Every date we hold

4 fares on 3 departure dates

Which month looks cheapest?

March 2027 is the cheapest month — from $310.

Return

Fares 14 to 29 days before departure were typically 16% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Not enough history yet: in 45 days of one-way prices, 24 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.

How much is a return flight from Ulaanbaatar to Nha Trang?

The cheapest return found recently is $625 with MIAT Mongolian Airlines, 21 Mar 2027 to 2 Apr 2027, found 2 days ago. The cheapest return we hold, of any age, is $570 with Korean Air, 21 Nov to 27 Nov, found 6 days ago. The cheapest return fare on each of 20 departure dates is usually $717 to $803.

How much is a one-way flight from Ulaanbaatar to Nha Trang?

The cheapest one-way found recently is $332 with MIAT Mongolian Airlines, 8 Jun 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $310 with MIAT Mongolian Airlines, 29 Mar 2027, found 4 days ago. The cheapest one-way fare on each of 3 departure dates is usually $321 to $341.

What is the cheapest month to fly from Ulaanbaatar to Nha Trang?

November 2026 is the cheapest month for a return, from $570, 21 Nov to 27 Nov, found 6 days ago. March 2027 is the cheapest month for a one-way, from $310, 29 Mar 2027, found 4 days ago.

How far ahead should I book a flight from Ulaanbaatar to Nha Trang?

In 49 days of prices between 24 Sept and 11 Nov, return fares 14 to 29 days before departure were typically 16% lower than 0 to 6 days before departure.

How long is the flight from Ulaanbaatar to Nha Trang?

The cheapest one-way found recently, with MIAT Mongolian Airlines on 8 Jun 2027, takes 22 h 15 min with 2 stops.

Which airlines have the cheapest flights from Ulaanbaatar to Nha Trang?

Between 21 Nov and 21 Mar 2027, MIAT Mongolian Airlines has the cheapest return on 15 of the 20 departure dates we hold, Aero Mongolia on 3 and Korean Air on 1. Between 29 Mar 2027 and 12 Jul 2027, MIAT Mongolian Airlines has the cheapest one-way on all 3 departure dates we hold.