Cheapest one-way flights from Busan to Ulaanbaatar in May from 88€
AirHint found the following cheapest one-way flights from Busan (PUS) to Ulaanbaatar (UBN) in May 2025 (see full year).
One-Way flights
| 08 May | Jeju Air | direct | |
| 07 May | Jeju Air | direct | |
| 29 May | Jeju Air | direct | |
| 28 May | Jeju Air | direct | |
| 01 May | MIAT Mongolian Airlines | direct |
Also check the deals for return flights from Busan to Ulaanbaatar in May.
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.
