Cheap flights from Hong Kong to Ulaanbaatar
Cheapest current fares: $250 in October 2026, 2,887 km direct flight in ~3h 24m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Hong Kong (HKG) to Ulaanbaatar (UBN). Refreshed daily.
Hong Kong (HKG) → Ulaanbaatar (UBN)
- October 2026 $250
- November 2026 $265
- December 2026 $286
- August 2026 $288
- January 2027 $299
Frequently asked questions
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What is the cheapest month to fly from Hong Kong to Ulaanbaatar?
Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Hong Kong (HKG) to Ulaanbaatar (UBN), with fares starting from $250.
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What is the lowest current fare from HKG to UBN?
The lowest currently-listed fare from Hong Kong (HKG) to Ulaanbaatar (UBN) is $250 on 2026-10-25.
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How long is the flight from Hong Kong to Ulaanbaatar?
Direct flights from HKG to UBN cover approximately 2,887 km (1,794 miles), with an estimated flight time of 3h 24m. Operating airlines: OM.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.