Find Thai Smile(WE) flights from Bangkok to Udon Thani

At the moment, you can catch a nonstop flight from Bangkok to Udon Thani with the following airlines, including: Thai Vietjet Air Thai AirAsia Thai Airways Thai Lion Air Nokair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

It takes about 1 hour 10 minutes to fly from Bangkok to Udon Thani.

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Udon Thani 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.

Based on Trip.com data in the past 4 weeks, there is 73 flight per week flying from Bangkok to Udon Thani. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG008 (20:00) Nokair: S/M/T/W/T/F/S -- DD300 (06:11)

The cheapest months to fly from Bangkok to Udon Thani is October, when demand for travel is lower.

After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Bangkok to Udon Thani on August 27, 2026 with Thai Vietjet Air, with prices starting at US$23.

You can land at any one of the following hubs in Udon Thani, with Suvarnabhumi Airport to Udon Thani International Airport (BKK-UTH) is by far the most common option on this route: Udon Thani International Airport (UTH).

The time difference between Udon Thani and Bangkok is 0m.

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.