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Experience Basic Information

Splash into the Summer of Jeju Island

Basic Information

Every day
Minimum Pax
1 Person
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Meet Location

  • Seongsanpohang Passenger Terminal


  • Udo Submarine ticket
  • Udo Provincial Maritime Park entrance fee
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▷Udo Island Submarine is available 2 times a day at 11:15am and 2:15pm until further notice.


Embark on a journey into the underwater world of Udo Island in a submarine!

Located off the eastern coast of Jeju Island, Udo Island is particularly famous for its rich marine life. On this breathtaking submarine tour of Udo’s offshore, you can get a close look at Udo’s exquisite aquatic animals! Discover the wide variety of algae and fish as the submarine takes you through the exciting underwater world. Descend further to be presented with a panorama of vibrant and colorful coral reefs and a view of the ecklonia cava, an alga species only found on the coasts of Korea and Japan!

Why this experience?
▷Explore and admire Udo’s abundant marine species in its natural habitat
▷A rare opportunity to submerge underwater in a submarine
▷Enjoy a spectacular view of Udo Island and Seongsan Ilchulbong Peak, a UNESCO World Heritage site
▷Guaranteed to be a special experience for both adults and children

How to book

  • 1. Complete your booking.
  • 2. Check your email.
  • 3. Enjoy it.

keep in mind

1. Please arrive at the dock at least 20 minutes before the time slot indicated on your booking.
2. Please note that the tour can be canceled if there are harsh weather/sea conditions. In this case, we will inform you in advance and issue a full refund.


3 days before the reserved date: 100% refund
2 days before the reserved date: 50% refund
1 day before the reserved date or less: Non-refundable
*If you would like to reschedule your reservation, please check the availability with us at least 3 days before the original reserved date (no later than 5:00pm KST).