Cheapest one-way flights from Phuket to Ulaanbaatar in September from $256

AirHint found the following cheapest one-way flights from Phuket (HKT) to Ulaanbaatar (UBN) in September 2025 (see full year).

One-Way flights

08 Sep VietJet Air
03 Sep Cathay Pacific

Also check the deals for return flights from Phuket to Ulaanbaatar in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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