Cheap Flights from Sofia to Hanoi from €409

Frequently Asked Questions

• What are the cheapest flights from Sofia to Hanoi (SOF-HAN)?

  Based on Trip.com data, Qatar Airways offers one-way fares as low as €409 on Cheapest nonstop routes (e.g. SOF to HAN on Mon, Jan 19), while Qatar Airways offers Cheapest nonstop round-trips from €645 departing on Fri, Jan 23 and returning on Tue, Jan 27.

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

  To find best deals on flights from Sofia 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, Jan 19, with one-way flights priced at just €409.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Qatar Airways.
  · 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 July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Sofia (SOF) to Hanoi (HAN) the cheapest?

  The cheapest months to fly from Sofia to Hanoi is November, when demand for travel is lower.

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

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Sofia to Hanoi on December 16, 2025 with Turkish Airlines, with prices starting at €652.

• Is there any time difference between Sofia and Hanoi?

  The time difference between Hanoi and Sofia is 5h.

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

  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.