Find Thai Smile(WE) flights from Bangkok to Ubon Ratchathani

At the moment, you can catch a nonstop flight from Bangkok to Ubon Ratchathani with the following airlines, including: Thai Vietjet Air Thai Airways Thai AirAsia 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 11 minutes to fly from Bangkok to Ubon Ratchathani.

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 Ubon Ratchathani 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 49 flight per week flying from Bangkok to Ubon Ratchathani. You can check the weekly schedule for popular airlines on this route below: Thai Lion Air: S/M/T/W/T/F/S -- SL620 (07:31) Thai Lion Air: S/M/T/W/T/F/S -- SL628 (14:52) Nokair: S/M/T/W/T/F/S -- DD326 (19:05)

The cheapest months to fly from Bangkok to Ubon Ratchathani is September, when demand for travel is lower.

After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Bangkok to Ubon Ratchathani on August 25, 2026 with Thai Vietjet Air, with prices starting at US$15.

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

The time difference between Ubon Ratchathani 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.