Jeju Island Cycling Guide: Ring Road and Mountain Challenges on a Volcanic Island

Jeju Island (제주도) is South Korea’s volcanic island and a familiar travel destination for Taiwanese tourists. But for cyclists, Jeju Island is a destination worthy of serious consideration—featuring a complete ring route, the Hallasan challenge familiar to Taiwanese riders, and well-developed cycling infrastructure.

The Advantages of Cycling Jeju Island

Why choose Jeju Island:

• Complete bike paths: Jeju Island has approximately 262 km of ring-road cycling paths (Jeju Cycling Route) of excellent quality
• Manageable geography: The entire island covers about 1,848 square kilometers, with a full loop of roughly 250 km—perfect for a 3-5 day cycling trip
• Natural scenery: Volcanic terrain, coastal cliffs, canola flower fields, and citrus orchards offer different landscapes in every season
• Direct flights from Taiwan: Taipei to Jeju is about 2.5 hours nonstop, making it one of the closest international cycling destinations from Taiwan

Ring Route Planning

The Jeju Island ring cycling route (제주 자전거 일주 도로) spans approximately 262 km and can be completed in 3-5 days depending on your fitness level.

3-Day Express Version (for riders with good fitness)

5-Day Leisurely Version (for cycling while sightseeing)

Day 1: Jeju City→Hallim (한림) (55km)
The initial section rides along the northern part of the west coast, passing Yongduam Rock (용두암) and the lava caves at Hallim Park (한림공원).

Day 2: Hallim→Seogwipo (45km)
Heading south through the Jungmun Tourism Area, Cheonjeyeon Waterfall (천제연 폭포) and Jungmun Beach are key attractions.

Day 3: Seogwipo Coastal Deep-Dive (30-40km)
Seogwipo is the most beautiful coastal section of Jeju Island. Cycling along the Olle Trail (올레길) coastal paths in Seogwipo is one of the most spectacular stretches of cycling on the island.

Day 4: Seogwipo→Seongsan Port→Pyoseon (60km)
Seongsan Ilchulbong (성산일출봉) is a UNESCO World Heritage Site and a landmark of Jeju Island. Climb to the summit at dawn to watch the sunrise, then continue riding.

Day 5: Pyoseon→Jeju City (60km)
The return journey along the north coast, passing Gimnyeong Beach and Manjanggul Cave (만장굴, a lava tube).

Hallasan Road Cycling

Hallasan (한라산, 1,950 meters above sea level) is the highest peak in South Korea and the center of Jeju Island.

Road Cycling Routes

Hallasan has several rideable road routes (not hiking trails):

1100 Road (1100도로):

• Elevation: 1,100 meters (highest point of the road)
• Total length: Approximately 30 km from Seogwipo to Jeju City
• Elevation gain: Approximately 800 meters
• Difficulty: Medium-high

This route is a well-known cycling challenge on Jeju Island, passing through the highland wetland (1100 Highland Wetland) and some of the most beautiful mountain scenery on the island.

5.16 Road (516도로):

• A longer climbing route with greater elevation difference
• Total length: Approximately 40 km from Jeju City to Seogwipo
• Difficulty: High

Hallasan’s Unique Climate

Due to its altitude and terrain, Hallasan has an extremely distinctive climate:

• Average annual rainfall at the summit exceeds that of Taiwan’s Yushan
• Snow possible in winter (December-February)
• Even in summer, summit temperatures can be 10-15°C lower than at the base

Recommended gear: Waterproof jacket, lightweight thermal layers (needed even when climbing in summer)

Jeju Island’s Cycling Infrastructure

Bike Path Signage System

Jeju Island’s cycling paths have a complete signage system (수레길) using colors to distinguish difficulty levels:

• Green: Flat terrain, sightseeing-oriented
• Blue: Moderate difficulty
• Red: Challenging sections

Service Centers (서비스센터)

The Jeju government has established bicycle service centers along the main cycling routes, offering:

• Restrooms
• Drinking water
• Basic bike repair tool loans
• Maps and information

Cycling Maps and Apps

Recommended resources:

• Jeju Tourism Organization’s official cycling map (available at Jeju Airport and tourism service centers)
• Naver Maps (Korea’s Google Maps): features detailed cycling route functionality
• Kakao Maps: another Korean map app

Language Preparation for Taiwanese Riders

Although Korean is completely different from Taiwanese Hokkien and Mandarin, the following practical phrases can greatly improve your travel experience:

In tourist areas, English is usually sufficient; on remote stretches, basic Korean phrases are more effective.

Best Seasons for Cycling Jeju Island

Cost Estimate

Conclusion

For Taiwanese riders, Jeju Island is an ideal “first overseas cycling” destination: close by, short flight time, reasonable costs, and excellent cycling infrastructure.

Whether you want a relaxed island loop or the climbing challenge of Hallasan, Jeju Island has options to suit you.

More importantly, that bowl of black pork in a Korean stone pot (뚝배기) after your ride is a reward no medal can match.

Related Reading

• Jeju Island Cycling Loop: The Complete Guide to Korea’s Most Popular Island Cycling Route
• The Road with Altitude in Reverse: Jeju’s 1100 Road, the Highest Asphalt Ladder on Korea’s Offshore Island Traversing Hallasan’s Flank
• The Complete Guide to Cycling Tourism in Taiwan: East Coast Route and Sun Moon Lake Loop
• Nine-Day Island Loop Plan: The Complete 900 km Taiwan Cycling Circumnavigation Guide