Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Dhaka as you normally would.
Due to the rapidly changing circumstances due to COVID-19, airlines like Thai Airways flying from Chiang Mai to Dhaka Hazrat Shahjalal Intl have implemented new flexible change policies.
Yes, there are multiple flights from Chiang Mai to Dhaka for under ฿14,300. The cheapest flight booked recently is on Multiple Airlines for just ฿14,272, but on average you can expect to pay ฿37,309.
The cheapest flight price from Chiang Mai to Dhaka is ฿12,760. On average you can expect to pay ฿12,760. The most popular route, (Chiang Mai - Dhaka Hazrat Shahjalal Intl), can usually be booked for ฿14,272.