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Flights from Hanoi to Udon Thani

Find the cheapest flight options from Hanoi to Udon Thani over the next three months. Book one-way tickets from SAR 271 and round-trip tickets from SAR 651.

      • HAN 09:15
        10h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Sun, Jan 18 | Thai AirAsia
        UTH 12:15
        8h
        1 stop
        HAN 20:15
        Udon Thani - Hanoi | Wed, Jan 21 | Thai AirAsia
        SAR 651 SAR 1,236
        47% OFF
        47% OFF
        SAR 1,236 SAR 651
      • HAN 20:50
        11h 40m
        1 stop
        UTH 08:30
        Hanoi - Udon Thani | Sat, Jan 10 | Thai AirAsia
        UTH 08:40
        11h 35m
        1 stop
        HAN 20:15
        Udon Thani - Hanoi | Tue, Jan 13 | Thai AirAsia
        SAR 710 SAR 1,236
        43% OFF
        43% OFF
        SAR 1,236 SAR 710
      • HAN 12:15
        7h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Sun, Jan 18 | VietJet Air
        UTH 08:40
        8h 20m
        1 stop
        HAN 17:00
        Udon Thani - Hanoi | Wed, Jan 21 | Thai AirAsia
        SAR 736 SAR 1,236
        40% OFF
        40% OFF
        SAR 1,236 SAR 736
      • HAN 09:15
        8h 45m
        1 stop
        UTH 18:00
        Hanoi - Udon Thani | Mon, Jan 5 | Thai AirAsia
        UTH 10:10
        25h 40m
        1 stop
        HAN 11:50
        Udon Thani - Hanoi | Mon, Jan 12 | Thai Vietjet Air
        SAR 755
        39% OFF
        SAR 1,236 SAR 755
      • HAN 18:55
        15h 15m
        1 stop
        UTH 10:10
        Hanoi - Udon Thani | Sun, Jan 18 | Vietnam Airlines
        UTH 15:15
        8h 50m
        1 stop
        HAN 00:05
        Udon Thani - Hanoi | Wed, Jan 21 | Thai Lion Air
        SAR 764
        38% OFF
        SAR 1,236 SAR 764
      • HAN 12:15
        5h 45m
        1 stop
        UTH 18:00
        Hanoi - Udon Thani | Mon, Jan 5 | VietJet Air
        UTH 18:30
        22h 30m
        1 stop
        HAN 17:00
        Udon Thani - Hanoi | Mon, Jan 12 | Thai Vietjet Air
        SAR 785
        36% OFF
        SAR 1,236 SAR 785
      • HAN 09:15
        6h 30m
        1 stop
        UTH 15:45
        Hanoi - Udon Thani | Tue, Dec 23 | Thai AirAsia
        UTH 20:00
        24h 15m
        1 stop
        HAN 20:15
        Udon Thani - Hanoi | Tue, Dec 30 | Thai AirAsia
        SAR 793
        36% OFF
        SAR 1,236 SAR 793
      • HAN 18:55
        13h 35m
        1 stop
        UTH 08:30
        Hanoi - Udon Thani | Sat, Jan 10 | Vietnam Airlines
        UTH 08:40
        15h 25m
        1 stop
        HAN 00:05
        Udon Thani - Hanoi | Tue, Jan 13 | Thai AirAsia
        SAR 848
        31% OFF
        SAR 1,236 SAR 848
      • HAN 12:15
        7h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Sat, Jan 10 | VietJet Air
        UTH 08:40
        8h 20m
        1 stop
        HAN 17:00
        Udon Thani - Hanoi | Tue, Jan 13 | Thai AirAsia
        SAR 859
        30% OFF
        SAR 1,236 SAR 859
      • HAN 09:15
        11h 50m
        1 stop
        UTH 21:05
        Hanoi - Udon Thani | Wed, Dec 31 | Thai AirAsia
        UTH 08:40
        11h 40m
        1 stop
        HAN 20:20
        Udon Thani - Hanoi | Thu, Jan 1 | Thai AirAsia
        SAR 902
        27% OFF
        SAR 1,236 SAR 902
      • HAN 13:00
        17h 25m
        1 stop
        UTH Invalid Date
        Hanoi - Udon Thani | Sun, Dec 14 | Normal Airline
        UTH 15:00
        6h
        Direct
        HAN 16:00
        Udon Thani - Hanoi | Tue, Dec 16 | Normal Airline
        Find More Flights
        Find More Flights
      • HAN 12:20
        26h 5m
        1 stop
        UTH 14:25
        Hanoi - Udon Thani | Tue, Jan 20 | Thai AirAsia
        SAR 271 SAR 446
        39% OFF
        39% OFF
        SAR 446 SAR 271
      • HAN 20:50
        11h 20m
        1 stop
        UTH 08:10
        Hanoi - Udon Thani | Fri, Jan 23 | Thai AirAsia
        SAR 317 SAR 446
        28% OFF
        28% OFF
        SAR 446 SAR 317
      • HAN 09:15
        23h 45m
        1 stop
        UTH 09:00
        Hanoi - Udon Thani | Tue, Jan 13 | Thai AirAsia
        SAR 317 SAR 446
        28% OFF
        28% OFF
        SAR 446 SAR 317
      • HAN 09:15
        10h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Sat, Jan 24 | Thai AirAsia
        SAR 318
        28% OFF
        SAR 446 SAR 318
      • HAN 09:15
        10h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Sun, Feb 1 | Thai AirAsia
        SAR 322
        28% OFF
        SAR 446 SAR 322
      • HAN 09:15
        6h 30m
        1 stop
        UTH 15:45
        Hanoi - Udon Thani | Fri, Jan 16 | Thai AirAsia
        SAR 322
        28% OFF
        SAR 446 SAR 322
      • HAN 09:15
        22h 55m
        1 stop
        UTH 08:10
        Hanoi - Udon Thani | Mon, Jan 26 | Thai AirAsia
        SAR 322
        28% OFF
        SAR 446 SAR 322
      • HAN 12:20
        6h 50m
        1 stop
        UTH 19:10
        Hanoi - Udon Thani | Thu, Jan 22 | Thai AirAsia
        SAR 325
        27% OFF
        SAR 446 SAR 325
      • HAN 12:20
        19h 50m
        1 stop
        UTH 08:10
        Hanoi - Udon Thani | Sun, Jan 25 | Thai AirAsia
        SAR 325
        27% OFF
        SAR 446 SAR 325
      • HAN 12:15
        7h 15m
        1 stop
        UTH 19:30
        Hanoi - Udon Thani | Thu, Dec 18 | VietJet Air
        SAR 325
        27% OFF
        SAR 446 SAR 325
      • HAN 13:00
        17h 25m
        1 stop
        UTH Invalid Date
        Hanoi - Udon Thani | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Hanoi 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 Hanoi to Udon Thani

The distance between Hanoi and Udon Thani is 531.16 km. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight priceSAR 271
Cheapest round-trip ticket priceSAR 651
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance531.16 km

Find the best time to fly from Hanoi to Udon Thani

The cheapest time for Hanoi to Udon Thani flights: Jan 18 to Jan 25 — one way flight prices from SAR 271.

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 Hanoi to Udon Thani, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Hanoi to Udon Thani (HAN-UTH)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as SAR 271 on Cheapest nonstop routes (e.g. HAN to UTH on Tue, Jan 20), while Thai AirAsia offers Cheapest nonstop round-trips from SAR 651 departing on Sun, Jan 18 and returning on Wed, Jan 21.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hanoi 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 Hanoi 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, Jan 20, with one-way flights priced at just SAR 271.
    · 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 Hanoi 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 Hanoi to Udon Thani on December 23, 2025 with Thai AirAsia, with prices starting at SAR 792.
  • The time difference between Udon Thani and Hanoi 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.