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Flights from Oita to Ulaanbaatar

Find the cheapest flight options from Oita to Ulaanbaatar over the next three months. Book one-way tickets from VND 6,795,157 and round-trip tickets from VND 14,187,362.

      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sun, Feb 1 | Jetstar Japan
        ULN 08:55
        23h 55m
        1 stop
        OIT 09:50
        Ulaanbaatar - Oita | Sun, Feb 8 | Miat Mongolian Airlines
        VND 14,187,362 VND 46,388,644
        69% OFF
        69% OFF
        VND 46,388,644 VND 14,187,362
      • OIT 14:00
        13h 40m
        1 stop
        UBN 02:40
        Oita - Ulaanbaatar | Sun, Feb 1 | Jeju Air
        UBN 18:20
        17h 40m
        1 stop
        OIT 13:00
        Ulaanbaatar - Oita | Sun, Feb 8 | Miat Mongolian Airlines
        VND 17,284,550 VND 46,388,644
        63% OFF
        63% OFF
        VND 46,388,644 VND 17,284,550
      • OIT 14:00
        13h 40m
        1 stop
        UBN 02:40
        Oita - Ulaanbaatar | Tue, Jan 13 | Jeju Air
        UBN 07:45
        28h 15m
        1 stop
        OIT 13:00
        Ulaanbaatar - Oita | Fri, Jan 16 | Miat Mongolian Airlines
        VND 18,180,123 VND 46,388,644
        61% OFF
        61% OFF
        VND 46,388,644 VND 18,180,123
      • OIT 14:00
        13h 40m
        1 stop
        UBN 02:40
        Oita - Ulaanbaatar | Sat, Dec 27 | Jeju Air
        UBN 07:45
        28h 15m
        1 stop
        OIT 13:00
        Ulaanbaatar - Oita | Wed, Dec 31 | Miat Mongolian Airlines
        VND 18,933,896
        59% OFF
        VND 46,388,644 VND 18,933,896
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Tue, Jan 13 | Jetstar Japan
        ULN 08:55
        23h 55m
        1 stop
        OIT 09:50
        Ulaanbaatar - Oita | Fri, Jan 16 | Miat Mongolian Airlines
        VND 21,184,022
        54% OFF
        VND 46,388,644 VND 21,184,022
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Tue, Jan 27 | Jetstar Japan
        ULN 08:55
        23h 55m
        1 stop
        OIT 09:50
        Ulaanbaatar - Oita | Thu, Jan 29 | Miat Mongolian Airlines
        VND 25,411,871
        45% OFF
        VND 46,388,644 VND 25,411,871
      • OIT 07:40
        13h 55m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sun, Feb 1 | All Nippon Airways
        ULN 08:55
        11h
        1 stop
        OIT 20:55
        Ulaanbaatar - Oita | Sun, Feb 8 | Miat Mongolian Airlines
        VND 30,199,452
        35% OFF
        VND 46,388,644 VND 30,199,452
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sat, Dec 27 | Jetstar Japan
        ULN 08:55
        23h 55m
        1 stop
        OIT 09:50
        Ulaanbaatar - Oita | Wed, Dec 31 | Miat Mongolian Airlines
        VND 31,005,467
        33% OFF
        VND 46,388,644 VND 31,005,467
      • OIT 10:20
        11h 15m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Tue, Jan 13 | All Nippon Airways
        ULN 08:55
        11h
        1 stop
        OIT 20:55
        Ulaanbaatar - Oita | Fri, Jan 16 | Miat Mongolian Airlines
        VND 36,919,977
        20% OFF
        VND 46,388,644 VND 36,919,977
      • OIT 10:20
        11h 15m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Tue, Jan 27 | All Nippon Airways
        ULN 08:55
        11h
        1 stop
        OIT 20:55
        Ulaanbaatar - Oita | Thu, Jan 29 | Miat Mongolian Airlines
        VND 41,285,893
        11% OFF
        VND 46,388,644 VND 41,285,893
      • OIT 13:00
        17h 25m
        1 stop
        ULN Invalid Date
        Oita - Ulaanbaatar | Fri, Dec 12 | Normal Airline
        ULN 15:00
        6h
        Direct
        OIT 16:00
        Ulaanbaatar - Oita | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights
      • OIT 14:00
        10h 30m
        1 stop
        UBN 23:30
        Oita - Ulaanbaatar | Wed, Dec 24 | Jeju Air
        VND 6,795,157 VND 11,240,777
        40% OFF
        40% OFF
        VND 11,240,777 VND 6,795,157
      • OIT 14:00
        25h 15m
        1 stop
        UBN 14:15
        Oita - Ulaanbaatar | Sat, Jan 31 | Jeju Air
        VND 7,321,306 VND 11,240,777
        35% OFF
        35% OFF
        VND 11,240,777 VND 7,321,306
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sat, Jan 31 | Jetstar Japan
        VND 7,466,836 VND 11,240,777
        34% OFF
        34% OFF
        VND 11,240,777 VND 7,466,836
      • OIT 14:00
        25h 15m
        1 stop
        UBN 14:15
        Oita - Ulaanbaatar | Mon, Feb 2 | Jeju Air
        VND 7,519,078
        33% OFF
        VND 11,240,777 VND 7,519,078
      • OIT 14:35
        24h 40m
        1 stop
        UBN 14:15
        Oita - Ulaanbaatar | Wed, Dec 10 | Jeju Air
        VND 7,530,273
        33% OFF
        VND 11,240,777 VND 7,530,273
      • OIT 07:45
        13h 50m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sat, Jan 31 | Japan Airlines
        VND 8,929,605
        21% OFF
        VND 11,240,777 VND 8,929,605
      • OIT 07:40
        13h 55m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sat, Jan 31 | All Nippon Airways
        VND 8,944,531
        20% OFF
        VND 11,240,777 VND 8,944,531
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Wed, Dec 10 | Jetstar Japan
        VND 8,959,457
        20% OFF
        VND 11,240,777 VND 8,959,457
      • OIT 10:25
        11h 10m
        1 stop
        UBN 20:35
        Oita - Ulaanbaatar | Sun, Dec 14 | Jetstar Japan
        VND 9,537,848
        15% OFF
        VND 11,240,777 VND 9,537,848
      • OIT 14:35
        20h 50m
        1 stop
        UBN 10:25
        Oita - Ulaanbaatar | Sun, Dec 14 | Jeju Air
        VND 10,004,292
        11% OFF
        VND 11,240,777 VND 10,004,292
      • OIT 13:00
        17h 25m
        1 stop
        ULN Invalid Date
        Oita - Ulaanbaatar | Fri, Dec 12 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Oita to Ulaanbaatar are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Oita to Ulaanbaatar

The distance between Oita and Ulaanbaatar is 2,623.4 km. Based on Trip.com's data, travel demand peaks in August. The off-season for travel is November.

Cheapest one-way flight priceVND 6,795,157
Cheapest round-trip ticket priceVND 14,187,362
Off-season for travelNovember
Peak season for travelAugust
Flight distance2,623.4 km

Find the best time to fly from Oita to Ulaanbaatar

The cheapest time for Oita to Ulaanbaatar flights: Dec 21 to Dec 28 — one way flight prices from VND 6,795,156.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Oita to Ulaanbaatar, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Oita to Ulaanbaatar (OIT-ULN)?

    Based on Trip.com data, Jeju Air offers one-way fares as low as VND 6,795,157 on Cheapest nonstop routes (e.g. OIT to UBN on Wed, Dec 24), while Jetstar Japan offers Cheapest nonstop round-trips from VND 14,187,362 departing on Sun, Feb 1 and returning on Sun, Feb 8.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Oita to Ulaanbaatar is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Oita to Ulaanbaatar, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Dec 24, with one-way flights priced at just VND 6,795,157.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jeju Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Ulaanbaatar travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Oita to Ulaanbaatar is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Oita to Ulaanbaatar on December 27, 2025 with Jeju Air, with prices starting at VND 18,933,895.
  • The time difference between Ulaanbaatar and Oita is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.