Cheap Flights from Chiang Rai to Ubon Ratchathani from AU$ 87

Flight FAQs

• Which airlines offer the cheapest flights from Chiang Rai (CEI) to Ubon Ratchathani (UBP)?

  Based on Trip.com data, Nokair Airline offers one-way fares as low as AU$ 87 on Cheapest nonstop routes (e.g. CEI to UBP on Wed, Apr 29), while Thai Vietjet Air offers Cheapest nonstop round-trips from AU$ 154 departing on Mon, Mar 23 and returning on Thu, Mar 26.

• Which airlines offer flights from Chiang Rai to Ubon Ratchathani?

  At the moment, several airlines serve connecting flights from Chiang Rai to Ubon Ratchathani, including: Thai Vietjet Air Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Chiang Rai 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 Chiang Rai 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.

• How can I find the best deals on flights from Chiang Rai to Ubon Ratchathani?

  To find best deals on flights from Chiang Rai to Ubon Ratchathani, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 29, with one-way flights priced at just AU$ 87.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Nokair Airline.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Ubon Ratchathani travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Chiang Rai to Ubon Ratchathani to get the best price?

  The cheapest months to fly from Chiang Rai to Ubon Ratchathani is November, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Chiang Rai to Ubon Ratchathani?

  After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Chiang Rai to Ubon Ratchathani on March 12, 2026 with Thai Vietjet Air, with prices starting at AU$ 64.

• Which airports can I fly through when travelling to Ubon Ratchathani from Chiang Rai?

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

• What is the time difference between Chiang Rai and Ubon Ratchathani?

  The time difference between Ubon Ratchathani and Chiang Rai is 0h.

• How can I change or cancel my flight ticket from Chiang Rai to Ubon Ratchathani?

  Tickets can only be changed or cancelled 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.