Cheap Flights from Hanoi to Tehran

FAQ

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

  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 Tehran 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.

• When are flight tickets from Hanoi (HAN) to Tehran (THR) the cheapest?

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

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

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Hanoi to Tehran on October 29, 2025 with Turkish Airlines, with prices starting at €1,152.

• Is there any time difference between Hanoi and Tehran?

  The time difference between Tehran and Hanoi is 3h.

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

  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.