Cheap Flights from Udon Thani to Chiang Rai from US$63

Frequently Asked Questions

• What are the cheapest flights from Udon Thani to Chiang Rai (UTH-CEI)?

  Based on Trip.com data, Thai Vietjet Air offers one-way fares as low as US$63 on Cheapest nonstop routes (e.g. UTH to CEI on Thu, Nov 5), while Thai Vietjet Air offers Cheapest nonstop round-trips from US$107 departing on Sat, Sep 19 and returning on Wed, Sep 23.

• Which airlines offer direct flights from Udon Thani to Chiang Rai?

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

• When is the best time to book flights from Udon Thani to Chiang Rai?

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

  To find best deals on flights from Udon Thani to Chiang Rai, 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 Thu, Nov 5, with one-way flights priced at just US$63.
  · 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 Vietjet Air.
  · 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 Chiang Rai travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Udon Thani (UTH) to Chiang Rai (CEI) the cheapest?

  The cheapest months to fly from Udon Thani to Chiang Rai is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Udon Thani to Chiang Rai on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Udon Thani to Chiang Rai on September 30, 2026 with Thai Vietjet Air, with prices starting at US$52.

• Which airports fly into Chiang Rai from Udon Thani?

  You can land at any one of the following hubs in Chiang Rai: Mae Fah Luang - Chiang Rai International Airport (CEI). Flying from Udon Thani International Airport to Mae Fah Luang - Chiang Rai International Airport (UTH-CEI) is by far the most common option on this route.

• Is there any time difference between Udon Thani and Chiang Rai?

  The time difference between Chiang Rai and Udon Thani is 0m.

• How do I change or cancel my ticket from Udon Thani to Chiang Rai?

  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.

• What is the average cost of a one-way flight from Udon Thani to Chiang Rai?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Udon Thani to Chiang Rai is US$96. Fares vary by travel date, airline and availability.

• How do I book flights from Udon Thani to Chiang Rai on Trip.com?

  Enter Udon Thani and Chiang Rai, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Udon Thani to Chiang Rai route?

  Thai Vietjet Air, Thai AirAsia and Thai Lion Airare the most popular budget airlines flying from Udon Thani to Chiang Rai. Check baggage, seat and payment fees before comparing the final price.