Cheap Flights from Hanoi to Ulsan from CAD 202

Frequently Asked Questions

• What are the cheapest flights from Hanoi to Ulsan (HAN-USN)?

  Based on Trip.com data, VietJet Air offers one-way fares as low as CAD 202 on Cheapest nonstop routes (e.g. HAN to USN on Tue, Jan 6), while VietJet Air offers Cheapest nonstop round-trips from CAD 551 departing on Wed, Dec 17 and returning on Tue, Dec 23.

• When is the best time to book flights from Hanoi to Ulsan?

  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 Ulsan 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.

• How can I find the best deals on flights from Hanoi to Ulsan?

  To find best deals on flights from Hanoi to Ulsan, 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, Jan 6, with one-way flights priced at just CAD 202.
  · 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 Ulsan travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Hanoi (HAN) to Ulsan (USN) the cheapest?

  The cheapest months to fly from Hanoi to Ulsan is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Hanoi to Ulsan on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hanoi to Ulsan on December 17, 2025 with VietJet Air, with prices starting at CAD 550.

• Is there any time difference between Hanoi and Ulsan?

  The time difference between Ulsan and Hanoi is 2h.

• How do I change or cancel my ticket from Hanoi to Ulsan?

  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.