Explore the cheapest flights from Hanoi to Oita in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at SAR 684, and round-trip tickets start at SAR 2,482.

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

Hanoi to Oita Flight Details

The distance between Hanoi and Oita is approximately 2,889.15km. Based on Trip.com's data travel demand peaks in August. The off-season for travel is November.

Cheapest one-way flight priceSAR 684
Cheapest return ticket priceSAR 2,482
Off-season for travelNovember
Peak season for travelAugust
Flight distance2,889.15km

Best Time to Book Flights from Hanoi to Oita

The cheapest flights from Hanoi to Oita are available between Dec 21 and Dec 28, with one way flights starting from SAR 684.

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 Hanoi to Oita, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Hanoi (HAN) to Oita (OIT)?

    Based on Trip.com data, VietJet Air offers one-way fares as low as SAR 684 on Cheapest nonstop routes (e.g. HAN to OIT on Tue, Dec 23), while All Nippon Airways offers Cheapest nonstop round-trips from SAR 2,482 departing on Sat, Jan 10 and returning on Wed, Jan 14.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hanoi to Oita 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 Hanoi to Oita, 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 Tue, Dec 23, with one-way flights priced at just SAR 684.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is VietJet 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 Oita travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Hanoi to Oita is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hanoi to Oita on December 31, 2025 with Japan Airlines, with prices starting at SAR 2,697.
  • The time difference between Oita and Hanoi is 2h.
  • Tickets can only be changed or cancelled 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.