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Flights from Chiang Rai to Udon Thani

Find the cheapest flight options from Chiang Rai to Udon Thani over the next three months. Book one-way tickets from AU$82 and round-trip tickets from AU$158.

      • CEI 20:00
        13h 40m
        1 stop
        UTH 09:40
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai Vietjet Air
        UTH 08:40
        12h 5m
        1 stop
        CEI 20:45
        Udon Thani - Chiang Rai | Tue, Feb 3 | Thai AirAsia
        AU$158 AU$189
        17% OFF
        17% OFF
        AU$189 AU$158
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Wed, Jan 28 | Thai AirAsia
        UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Sat, Jan 31 | Thai AirAsia
        AU$161 AU$189
        15% OFF
        15% OFF
        AU$189 AU$161
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Sat, Jan 24 | Thai AirAsia
        UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Sat, Jan 31 | Thai AirAsia
        AU$163 AU$189
        14% OFF
        14% OFF
        AU$189 AU$163
      • CEI 08:40
        12h 25m
        1 stop
        UTH 21:05
        Chiang Rai - Udon Thani | Tue, Jan 13 | Thai AirAsia
        UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Tue, Jan 20 | Thai AirAsia
        AU$165
        13% OFF
        AU$189 AU$165
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Mon, Jan 26 | Thai AirAsia
        UTH 08:40
        9h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Mon, Feb 2 | Thai AirAsia
        AU$167
        12% OFF
        AU$189 AU$167
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Fri, Jan 23 | Thai AirAsia
        UTH 08:40
        12h 5m
        1 stop
        CEI 20:45
        Udon Thani - Chiang Rai | Mon, Jan 26 | Thai AirAsia
        AU$168
        11% OFF
        AU$189 AU$168
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Sun, Jan 25 | Thai AirAsia
        UTH 08:40
        9h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Fri, Jan 30 | Thai AirAsia
        AU$168
        11% OFF
        AU$189 AU$168
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Wed, Jan 21 | Thai AirAsia
        UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Sat, Jan 24 | Thai AirAsia
        AU$169
        11% OFF
        AU$189 AU$169
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Sun, Jan 11 | Thai AirAsia
        UTH 08:40
        12h 5m
        1 stop
        CEI 20:45
        Udon Thani - Chiang Rai | Wed, Jan 14 | Thai AirAsia
        AU$169
        10% OFF
        AU$189 AU$169
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Sat, Feb 7 | Thai AirAsia
        UTH 08:40
        9h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Thu, Feb 12 | Thai AirAsia
        AU$170
        10% OFF
        AU$189 AU$170
      • CEI 13:00
        17h 25m
        1 stop
        UTH Invalid Date
        Chiang Rai - Udon Thani | Sat, Dec 13 | Normal Airline
        UTH 15:00
        6h
        Direct
        CEI 16:00
        Udon Thani - Chiang Rai | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Wed, Jan 14 | Thai AirAsia
        AU$82 AU$92
        11% OFF
        11% OFF
        AU$92 AU$82
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Sun, Jan 25 | Thai AirAsia
        AU$82 AU$92
        10% OFF
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Mon, Jan 26 | Thai AirAsia
        AU$82 AU$92
        10% OFF
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Thu, Jan 22 | Thai AirAsia
        AU$82
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai AirAsia
        AU$82
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Mon, Jan 12 | Thai AirAsia
        AU$82
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Mon, Feb 9 | Thai AirAsia
        AU$82
        10% OFF
        AU$92 AU$82
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Fri, Jan 30 | Thai AirAsia
        AU$83
        10% OFF
        AU$92 AU$83
      • CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Tue, Jan 20 | Thai AirAsia
        AU$83
        10% OFF
        AU$92 AU$83
      • CEI 08:40
        23h 30m
        1 stop
        UTH 08:10
        Chiang Rai - Udon Thani | Sat, Feb 7 | Thai AirAsia
        AU$83
        10% OFF
        AU$92 AU$83
      • CEI 13:00
        17h 25m
        1 stop
        UTH Invalid Date
        Chiang Rai - Udon Thani | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Chiang Rai to Udon Thani are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Chiang Rai to Udon Thani

The distance between Chiang Rai and Udon Thani is 418.39km. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight priceAU$82
Cheapest return ticket priceAU$158
Off-season travel monthSeptember
Peak season for travelJanuary
Flight distance418.39km

Find the best time to fly from Chiang Rai to Udon Thani

The cheapest time for Chiang Rai to Udon Thani flights: Jan 11 to Jan 18 — one way flight prices from AU$81.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Chiang Rai to Udon Thani, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Chiang Rai (CEI) to Udon Thani (UTH)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as AU$82 on Cheapest nonstop routes (e.g. CEI to UTH on Wed, Jan 14), while Thai Vietjet Air offers Cheapest nonstop round-trips from AU$158 departing on Tue, Jan 27 and returning on Tue, Feb 3.
  • 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 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.
  • To find best deals on flights from Chiang Rai to Udon Thani, 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, Jan 14, with one-way flights priced at just AU$82.
    · 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 AirAsia.
    · 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 Udon Thani travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chiang Rai to Udon Thani is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Chiang Rai to Udon Thani on December 11, 2025 with Thai Vietjet Air, with prices starting at AU$173.
  • The time difference between Udon Thani and Chiang Rai is 0h.
  • 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.

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