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Flights from Hong Kong to Udon Thani

Find the cheapest flight options from Hong Kong to Udon Thani over the next three months. Book one-way tickets from 641 AZN and round-trip tickets from 1,378 AZN.

      • HKG 14:20
        7h 45m
        1 stop
        UTH 21:05
        Hong Kong - Udon Thani | Sun, Jan 18 | Thai Lion Air
        UTH 19:40
        16h 25m
        1 stop
        HKG 13:05
        Udon Thani - Hong Kong | Mon, Jan 19 | Thai AirAsia
        1,378 AZN 1,697 AZN
        19% OFF
        19% OFF
        1,697 AZN 1,378 AZN
      • HKG 14:20
        7h 45m
        1 stop
        UTH 21:05
        Hong Kong - Udon Thani | Wed, Jan 7 | Thai Lion Air
        UTH 16:15
        19h 50m
        1 stop
        HKG 13:05
        Udon Thani - Hong Kong | Sun, Jan 11 | Thai AirAsia
        1,433 AZN 1,697 AZN
        16% OFF
        16% OFF
        1,697 AZN 1,433 AZN
      • HKG 14:20
        6h 35m
        1 stop
        UTH 19:55
        Hong Kong - Udon Thani | Mon, Jan 5 | Thai Lion Air
        UTH 09:40
        26h 25m
        1 stop
        HKG 13:05
        Udon Thani - Hong Kong | Sun, Jan 11 | Thai Lion Air
        1,436 AZN 1,697 AZN
        15% OFF
        15% OFF
        1,697 AZN 1,436 AZN
      • HKG 13:30
        7h
        1 stop
        UTH 19:30
        Hong Kong - Udon Thani | Thu, Jan 22 | HK Express
        UTH 08:40
        10h 40m
        1 stop
        HKG 20:20
        Udon Thani - Hong Kong | Thu, Jan 29 | Thai AirAsia
        1,456 AZN
        14% OFF
        1,697 AZN 1,456 AZN
      • HKG 07:50
        13h 5m
        1 stop
        UTH 19:55
        Hong Kong - Udon Thani | Tue, Jan 6 | HK Express
        UTH 20:35
        22h 45m
        1 stop
        HKG 20:20
        Udon Thani - Hong Kong | Mon, Jan 12 | Thai Lion Air
        1,472 AZN
        13% OFF
        1,697 AZN 1,472 AZN
      • HKG 07:50
        11h 10m
        1 stop
        UTH 18:00
        Hong Kong - Udon Thani | Mon, Jan 19 | HK Express
        UTH 10:10
        9h 10m
        1 stop
        HKG 20:20
        Udon Thani - Hong Kong | Sat, Jan 24 | Thai Vietjet Air
        1,479 AZN
        13% OFF
        1,697 AZN 1,479 AZN
      • HKG 14:20
        7h 45m
        1 stop
        UTH 21:05
        Hong Kong - Udon Thani | Tue, Jan 6 | Thai Lion Air
        UTH 21:35
        14h 30m
        1 stop
        HKG 13:05
        Udon Thani - Hong Kong | Mon, Jan 12 | Thai AirAsia
        1,488 AZN
        12% OFF
        1,697 AZN 1,488 AZN
      • HKG 07:50
        12h 40m
        1 stop
        UTH 19:30
        Hong Kong - Udon Thani | Wed, Jan 7 | HK Express
        UTH 12:15
        25h 25m
        1 stop
        HKG 14:40
        Udon Thani - Hong Kong | Sun, Jan 11 | Thai AirAsia
        1,491 AZN
        12% OFF
        1,697 AZN 1,491 AZN
      • HKG 07:50
        13h 5m
        1 stop
        UTH 19:55
        Hong Kong - Udon Thani | Sun, Jan 18 | HK Express
        UTH 09:40
        9h 40m
        1 stop
        HKG 20:20
        Udon Thani - Hong Kong | Fri, Jan 23 | Thai Lion Air
        1,501 AZN
        12% OFF
        1,697 AZN 1,501 AZN
      • HKG 07:50
        12h 10m
        1 stop
        UTH 19:00
        Hong Kong - Udon Thani | Wed, Dec 17 | HK Express
        UTH 09:10
        13h 35m
        1 stop
        HKG 23:45
        Udon Thani - Hong Kong | Sun, Dec 21 | Thai AirAsia
        1,510 AZN
        11% OFF
        1,697 AZN 1,510 AZN
      • HKG 13:00
        17h 25m
        1 stop
        UTH Invalid Date
        Hong Kong - Udon Thani | Fri, Dec 12 | Normal Airline
        UTH 15:00
        6h
        Direct
        HKG 16:00
        Udon Thani - Hong Kong | Sun, Dec 14 | Normal Airline
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Displayed flight fares from Hong Kong 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 Hong Kong to Udon Thani

The distance between Hong Kong and Udon Thani is 1,313.44km. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price641 AZN
Cheapest return ticket price1,378 AZN
Off-season travel monthOctober
Peak season for travelJanuary
Flight distance1,313.44km

Find the best time to fly from Hong Kong to Udon Thani

The cheapest time for Hong Kong to Udon Thani flights: Feb 1 to Feb 8 — one way flight prices from 641 AZN.

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 Hong Kong to Udon Thani, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Hong Kong (HKG) to Udon Thani (UTH)?

    Based on Trip.com data, HK Express offers one-way fares as low as 641 AZN on Cheapest nonstop routes (e.g. HKG to UTH on Tue, Feb 3), while Thai Lion Air offers Cheapest nonstop round-trips from 1,378 AZN departing on Sun, Jan 18 and returning on Mon, Jan 19.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong 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 Hong Kong 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 Tue, Feb 3, with one-way flights priced at just 641 AZN.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is HK Express.
    · 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 Hong Kong to Udon Thani is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hong Kong to Udon Thani on December 17, 2025 with HK Express, with prices starting at 1,510 AZN.
  • The time difference between Udon Thani and Hong Kong is 1h.
  • 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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