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Flights from Udon Thani to Chiang Rai

Find flight deals from Udon Thani to Chiang Rai for the next 3 months. Book one way flights from €46 or round trip flights from €88.

      • UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Sat, Jan 24 | Thai AirAsia
        CEI 20:00
        13h 40m
        1 stop
        UTH 09:40
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai Vietjet Air
        €88 €151
        41% OFF
        41% OFF
        €151 €88
      • UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Thu, Jan 22 | Thai AirAsia
        CEI 20:00
        13h 40m
        1 stop
        UTH 09:40
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai Vietjet Air
        €89 €151
        41% OFF
        41% OFF
        €151 €89
      • UTH 09:40
        8h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Thu, Jan 22 | Thai Lion Air
        CEI 20:00
        13h 40m
        1 stop
        UTH 09:40
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai Vietjet Air
        €91 €151
        40% OFF
        40% OFF
        €151 €91
      • UTH 09:40
        8h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Sat, Jan 24 | Thai Lion Air
        CEI 20:00
        13h 40m
        1 stop
        UTH 09:40
        Chiang Rai - Udon Thani | Tue, Jan 27 | Thai Vietjet Air
        €94
        38% OFF
        €151 €94
      • UTH 08:40
        7h 15m
        1 stop
        CEI 15:55
        Udon Thani - Chiang Rai | Thu, Jan 29 | Thai AirAsia
        CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Wed, Feb 4 | Thai AirAsia
        €95
        37% OFF
        €151 €95
      • UTH 08:40
        12h 5m
        1 stop
        CEI 20:45
        Udon Thani - Chiang Rai | Mon, Jan 26 | Thai AirAsia
        CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Thu, Jan 29 | Thai AirAsia
        €96
        37% OFF
        €151 €96
      • UTH 08:40
        9h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Fri, Jan 9 | Thai AirAsia
        CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Mon, Jan 12 | Thai AirAsia
        €99
        34% OFF
        €151 €99
      • UTH 08:40
        9h 35m
        1 stop
        CEI 18:15
        Udon Thani - Chiang Rai | Sat, Jan 17 | Thai AirAsia
        CEI 08:40
        10h 50m
        1 stop
        UTH 19:30
        Chiang Rai - Udon Thani | Sat, Jan 24 | Thai AirAsia
        €107
        28% OFF
        €151 €107
      • UTH 18:30
        13h 25m
        1 stop
        CEI 07:55
        Udon Thani - Chiang Rai | Sat, Dec 13 | Thai Vietjet Air
        CEI 08:30
        9h 30m
        1 stop
        UTH 18:00
        Chiang Rai - Udon Thani | Wed, Dec 17 | Thai Vietjet Air
        €117
        22% OFF
        €151 €117
      • UTH 18:30
        13h 25m
        1 stop
        CEI 07:55
        Udon Thani - Chiang Rai | Thu, Dec 11 | Thai Vietjet Air
        CEI 08:30
        9h 30m
        1 stop
        UTH 18:00
        Chiang Rai - Udon Thani | Tue, Dec 16 | Thai Vietjet Air
        €134
        11% OFF
        €151 €134
      • UTH 13:00
        17h 25m
        1 stop
        CEI Invalid Date
        Udon Thani - Chiang Rai | Fri, Dec 12 | Normal Airline
        CEI 15:00
        6h
        Nonstop
        UTH 16:00
        Chiang Rai - Udon Thani | Sun, Dec 14 | Normal Airline
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Displayed flight fares from Udon Thani to Chiang Rai are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Udon Thani to Chiang Rai

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

Cheapest one-way flight price€46
Cheapest return ticket price€88
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance418.39 km

When is the cheapest time to fly from Udon Thani to Chiang Rai?

The cheapest time for Udon Thani to Chiang Rai flights: Jan 25 to Feb 1 — one way flight prices from €46.

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 Udon Thani to Chiang Rai, calculated over the upcoming 10 weeks.

Frequently Asked Questions

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

    Based on Trip.com data, Nokair Airline offers one-way fares as low as €46 on Cheapest nonstop routes (e.g. UTH to CEI on Wed, Jan 28), while Thai AirAsia offers Cheapest nonstop round-trips from €88 departing on Sat, Jan 24 and returning on Tue, Jan 27.
  • 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.
  • 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 Wed, Jan 28, with one-way flights priced at just €46.
    · 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 Chiang Rai travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Udon Thani to Chiang Rai is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Udon Thani to Chiang Rai on December 11, 2025 with Thai Vietjet Air, with prices starting at €89.
  • The time difference between Chiang Rai and Udon Thani is 0h.
  • 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.

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