CNX to VDH, Chiang Mai International Airport to Dong Hoi Airport Cheap Flights

Based on HopeGoo data, Thai AirAsia offers one-way fares as low as US$160 on Cheapest nonstop routes (e.g. CNX to VDH on Mon, Feb 16), while Thai AirAsia offers Cheapest nonstop round-trips from US$535 departing on Mon, Feb 16 and returning on Thu, Feb 19.

At the moment, you can catch a nonstop flight from Chiang Mai to Dong Hoi with the following airlines, including: Thai AirAsia Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Chiang Mai to Dong Hoi 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 Chiang Mai to Dong Hoi, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Feb 16, with one-way flights priced at just US$160. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Dong Hoi travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Chiang Mai to Dong Hoi is October, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Chiang Mai to Dong Hoi on February 16, 2026 with Thai AirAsia, with prices starting at US$160.

You can land at any one of the following hubs in Dong Hoi, with Chiang Mai International Airport to Dong Hoi Airport (CNX-VDH) is by far the most common option on this route: Dong Hoi Airport (VDH).

The time difference between Dong Hoi and Chiang Mai is 0h.

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 HopeGoo, 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.