Cheap Flights from Cheongju to Hanoi from S$ 178

Frequently Asked Questions

• Which airlines offer the cheapest flights from Cheongju (CJJ) to Hanoi (HAN)?

  Based on Trip.com data, Aero K Airlines offers one-way fares as low as S$ 178 on Cheapest nonstop routes (e.g. CJJ to HAN on Mon, Dec 22), while Aero K Airlines offers Cheapest nonstop round-trips from S$ 380 departing on Mon, Dec 15 and returning on Thu, Dec 18.

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cheongju to Hanoi 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 Cheongju to Hanoi?

  To find best deals on flights from Cheongju to Hanoi, 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 Mon, Dec 22, with one-way flights priced at just S$ 178.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aero K Airlines.
  · 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 Hanoi travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Cheongju to Hanoi to get the best price?

  The cheapest months to fly from Cheongju to Hanoi is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Cheongju to Hanoi?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Cheongju to Hanoi on December 9, 2025 with Aero K Airlines, with prices starting at S$ 360.

• What is the time difference between Cheongju and Hanoi?

  The time difference between Hanoi and Cheongju is 2h.

• How can I change or cancel my flight ticket from Cheongju to Hanoi?

  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.