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Flights from Hanoi to Ulsan

Find the cheapest flight options from Hanoi to Ulsan over the next three months. Book one-way tickets from €126 and round-trip tickets from €343.

      • HAN 01:45
        29h 5m
        1 stop
        USN 08:50
        Hanoi - Ulsan | Wed, Dec 17 | VietJet Air
        USN 09:30
        26h
        1 stop
        HAN 09:30
        Ulsan - Hanoi | Tue, Dec 23 | Korean Air
        €343 €566
        39% OFF
        39% OFF
        €566 €343
      • HAN 22:50
        18h 50m
        1 stop
        USN 19:40
        Hanoi - Ulsan | Fri, Dec 12 | VietJet Air
        USN 20:20
        15h 10m
        1 stop
        HAN 09:30
        Ulsan - Hanoi | Tue, Dec 16 | Korean Air
        €355 €566
        37% OFF
        37% OFF
        €566 €355
      • HAN 00:15
        17h 25m
        1 stop
        USN 19:40
        Hanoi - Ulsan | Sat, Dec 27 | T'Way Air
        USN 09:30
        15h 45m
        1 stop
        HAN 23:15
        Ulsan - Hanoi | Mon, Dec 29 | Korean Air
        €375 €566
        34% OFF
        34% OFF
        €566 €375
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Wed, Dec 24 | VietJet Air
        USN 14:25
        25h 45m
        1 stop
        HAN 14:10
        Ulsan - Hanoi | Sun, Dec 28 | Jin Air
        €394
        30% OFF
        €566 €394
      • HAN 00:15
        11h 30m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Thu, Jan 1 | T'Way Air
        USN 09:30
        15h 45m
        1 stop
        HAN 23:15
        Ulsan - Hanoi | Sun, Jan 4 | Korean Air
        €449
        21% OFF
        €566 €449
      • HAN 01:40
        16h
        1 stop
        USN 19:40
        Hanoi - Ulsan | Thu, Jan 1 | Jeju Air
        USN 14:25
        12h 15m
        1 stop
        HAN 00:40
        Ulsan - Hanoi | Sun, Jan 4 | Korean Air
        €469
        17% OFF
        €566 €469
      • HAN 01:40
        29h 10m
        1 stop
        USN 08:50
        Hanoi - Ulsan | Wed, Dec 24 | Jeju Air
        USN 14:25
        12h 15m
        1 stop
        HAN 00:40
        Ulsan - Hanoi | Sun, Dec 28 | Korean Air
        €470
        17% OFF
        €566 €470
      • HAN 13:30
        17h 20m
        1 stop
        USN 08:50
        Hanoi - Ulsan | Fri, Jan 23 | Asiana Airlines
        USN 20:20
        17h 50m
        1 stop
        HAN 12:10
        Ulsan - Hanoi | Mon, Jan 26 | Korean Air
        €481
        15% OFF
        €566 €481
      • HAN 01:40
        16h
        1 stop
        USN 19:40
        Hanoi - Ulsan | Sat, Dec 27 | Jeju Air
        USN 14:25
        12h 15m
        1 stop
        HAN 00:40
        Ulsan - Hanoi | Mon, Dec 29 | Korean Air
        €481
        15% OFF
        €566 €481
      • HAN 00:15
        11h 30m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Wed, Dec 31 | T'Way Air
        USN 09:30
        15h 45m
        1 stop
        HAN 23:15
        Ulsan - Hanoi | Sun, Jan 4 | Korean Air
        €504
        11% OFF
        €566 €504
      • HAN 13:00
        17h 25m
        1 stop
        USN Invalid Date
        Hanoi - Ulsan | Fri, Dec 12 | Normal Airline
        USN 15:00
        6h
        Direct
        HAN 16:00
        Ulsan - Hanoi | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights
      • HAN 01:45
        15h 55m
        1 stop
        USN 19:40
        Hanoi - Ulsan | Tue, Jan 6 | VietJet Air
        €126 €198
        37% OFF
        37% OFF
        €198 €126
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Fri, Dec 19 | VietJet Air
        €135 €198
        32% OFF
        32% OFF
        €198 €135
      • HAN 00:15
        11h 30m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Sat, Dec 27 | T'Way Air
        €144 €198
        27% OFF
        27% OFF
        €198 €144
      • HAN 01:45
        15h 55m
        1 stop
        USN 19:40
        Hanoi - Ulsan | Wed, Jan 21 | VietJet Air
        €147
        26% OFF
        €198 €147
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Thu, Dec 25 | VietJet Air
        €148
        26% OFF
        €198 €148
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Tue, Dec 23 | VietJet Air
        €170
        14% OFF
        €198 €170
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Wed, Dec 10 | VietJet Air
        €172
        13% OFF
        €198 €172
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Sun, Dec 14 | VietJet Air
        €174
        12% OFF
        €198 €174
      • HAN 22:50
        12h 55m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Sat, Dec 27 | VietJet Air
        €176
        11% OFF
        €198 €176
      • HAN 00:15
        11h 30m
        1 stop
        USN 13:45
        Hanoi - Ulsan | Fri, Dec 26 | T'Way Air
        €177
        11% OFF
        €198 €177
      • HAN 13:00
        17h 25m
        1 stop
        USN Invalid Date
        Hanoi - Ulsan | Fri, Dec 12 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight details for Hanoi to Ulsan

The distance between Hanoi and Ulsan is 2,790.57 km. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight price€126
Cheapest round-trip ticket price€343
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance2,790.57 km

Find the best time to fly from Hanoi to Ulsan

The cheapest time for Hanoi to Ulsan flights: Jan 4 to Jan 11 — one way flight prices from €125.

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 Ulsan, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Hanoi to Ulsan (HAN-USN)?

    Based on Trip.com data, VietJet Air offers one-way fares as low as €126 on Cheapest nonstop routes (e.g. HAN to USN on Tue, Jan 6), while VietJet Air offers Cheapest nonstop round-trips from €343 departing on Wed, Dec 17 and returning on Tue, Dec 23.
  • 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 Ulsan 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 Ulsan, 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 6, with one-way flights priced at just €126.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is 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 Ulsan travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Hanoi to Ulsan 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 Ulsan on December 17, 2025 with VietJet Air, with prices starting at €342.
  • The time difference between Ulsan and Hanoi is 2h.
  • 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.