AirHint found the following cheapest one-way flights from Taipei (TPE) to Ulaanbaatar (UBN) in April 2025 (see full year).
06 Apr | Eastar Jet | ||
23 Apr | Tigerair Taiwan | ||
11 Apr | Tigerair Taiwan | ||
17 Apr | Eastar Jet | ||
10 Apr | Jeju Air | ||
27 Apr | Air China | ||
28 Apr | Jeju Air |
Also check the deals for return flights from Taipei to Ulaanbaatar in April.
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.