AirHint found the following cheapest return flights from Ulaanbaatar (UBN) to Tokyo (NRT) in May 2026 (see full year).
Return flights
| 06 May - 12 May | United | direct | |
| 30 May - 01 Jun | Korean Air | ||
| 01 May - 09 May | Korean Air |
Also check the deals for one-way flights from Ulaanbaatar to Tokyo in May.
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