2026 South Korea Travel Guide: Seoul vs Busan vs Jeju Compared

You've booked your flights and planned your itinerary, but have you grabbed your promo codes yet?

I just got back from a 12-day Seoul + Busan dual-city trip last month, hitting everywhere from Myeongdong to Haeundae and from Hannam-dong to Seongsu-dong. After tallying up my expenses, I saved over TWD 8,500 (roughly USD 270) just from promo codes and discounts! So I decided to give this Korea guide a major upgrade, not just promo codes, but real-world city comparisons, transport hacks, and accommodation picks that work whether it's your first or fifth time visiting Korea.

Seoul vs Busan vs Jeju: Which City Is Right for You?

The most common question I get: "Where should I go for my first Korea trip?" Honestly, each city has its own charm. Here's a head-to-head comparison:

Category	Seoul	Busan	Jeju
Suggested Days	4-5 days	3-4 days	3-4 days
Direct Flight from Taipei	~2.5 hours	~2.5 hours	~2 hours
Round-trip Airfare (Apr 2026)	TWD 6,000-9,000	TWD 5,500-8,000	TWD 5,000-7,500
Hotel Avg (double/night)	TWD 2,000-4,000	TWD 1,500-3,000	TWD 1,800-3,500
Public Transit	Excellent (9 subway lines)	Good (4 subway lines)	Limited (rent a car)
Best For	Shopping, K-pop fans	Ocean views, foodies	Road trips, creatives
Must-Do	Hanbok + Gyeongbokgung, Hannam-dong shopping	Visit Busan Pass + coastal train	Drive around the island + black pork
Spring Highlights (April)	Yeouido cherry blossoms + Seokchon Lake	Samnak cherry blossom road	Canola fields + Hallasan

Bottom line: First time in Korea? Seoul + Busan is the classic combo. Need to decompress? Fly straight to Jeju. On a tight budget? Busan has the lowest prices and best value.

Seoul Guide: Trendy MZ-Generation Hotspots

Seoul is massive, you could spend a full week in just this one city without repeating a single area. Here are the neighborhoods worth your time, organized so you can mix and match.

Seongsu-dong: Industrial-Chic Fashion District

Seongsu-dong has been Seoul's hottest neighborhood for the past few years, bar none. Pop-up stores rotate constantly, visit in different months and you'll find a completely different scene.

Must-visit:

• Dior Seongsu Concept Store, A stunning greenhouse-style building; expect a 20-minute queue just to take photos at the entrance
• NUDAKE, Gentle Monster's dessert shop; the black "Peak Cake" lava croissant is a must-try
• LCDC SEOUL, Multi-brand complex showcasing Korean independent designers
• Point of View, British-vintage stationery shop that will empty your wallet

Hannam-dong: Celebrity-Level Luxury

Hannam-dong is Seoul's priciest neighborhood, GD and Jennie both live nearby. Flagship store density here is off the charts:

• Mardi Mercredi, Daisy T-shirt flagship with the widest selection
• Rockfish Weatherwear, Ballet flats made famous by Jennie; gorgeous store design
• Tamburins, Fragrant hand creams, the ultimate souvenir pick
• Nonfiction, Woody niche fragrances with stunning packaging

Gyeongbokgung Hanbok Experience: Free Entry Hack

Wearing hanbok gets you into Gyeongbokgung for free! But please don't just rent the cheapest basic set. The "princess hanbok" with lace and petticoats is trending now and photographs dramatically better.

The popular designs go first if you just walk in, so book a shop that takes reservations online, like the Gyeongbokgung Palace hanbok rental by Hae and Dal Hanbok.

Photo tip: Book the 9:00 AM first slot and head straight to the corridor behind Geunjeongjeon Hall. The light is perfect, the crowds are thin, and if you ask the shop to braid your hair (usually included), your back shots will look absolutely ethereal.

Yeouido: The Hyundai Seoul

Seoul's biggest department store features the Sounds Forest indoor garden on the 5th floor with incredible natural light. B1's food hall gathers Korea's hottest restaurant brands in one place. In the evening, walk to the nearby Hangang Park, rent a picnic mat, grab fried chicken and soju, and sit on the grass watching the night skyline, the quintessential chill Seoul experience.

Busan Guide: Seaside Vibes in Three Days

If Seoul is like Taipei, Busan is Kaohsiung meets Kenting. Lower prices, fresher seafood, warmer locals. My last Busan trip cost under TWD 8,000 for three days (excluding flights), truly a budget paradise.

Visit Busan Pass (VBP): The Ultimate Money Saver

The VBP comes in 24-hour (around TWD 1,200) and 48-hour versions. I tested it and broke even with just three attractions:

1. Lotte World Busan, Ticket ~TWD 1,100; wearing a school uniform for photos is adorable
2. Haeundae Coastal Train, Ticket ~TWD 350; arguably the most beautiful coastal views on earth
3. X the Sky Observatory, Ticket ~TWD 600; home to the world's highest Starbucks

Those three alone are worth TWD 2,050, with a TWD 1,200 pass, that's TWD 850 saved instantly. Plus Spa Land jjimjilbang, Songdo Cable Car, and more are all included.

Sky Capsule Booking Tips

That colorful little train running along the seaside you see all over Instagram? This is it! Note that the "Sky Capsule" and "Coastal Train" are different, the capsule requires a separate ticket and isn't covered by the VBP.

Golden route: Book the "Mipo to Cheongsapo" direction, the ocean-side seats give unobstructed views for photos. One hour before sunset is peak beauty. Reservations open 2 weeks ahead and sell out same-day, so be fast!

If the individual slots are already gone, a packaged run like the Busan Sunset Haeundae Sky Capsule & Night View Tour comes with the seat included.

Busan's Three Must-Eats

• Dwaeji-gukbap (pork soup rice), Milky pork-bone broth with chives and shrimp paste; the entire "soup rice street" near Seomyeon Station
• Grilled hagfish, Looks terrifying but tastes amazing; crispy texture; find it at Haeundae Traditional Market
• Hotteok (nut-filled pancakes), Must-queue snack at BIFF Square; crispy outside, soft inside, packed with sunflower seeds and brown sugar

Jeju Guide: Ocean, Coffee & Road Tripping

Jeju has no subway and attractions are scattered everywhere. Buses only let you hit two spots per day. Seriously, rent a car! Bring your international driving permit (IDP). Car rental runs about TWD 1,200-1,800/day, split between two people, it's cheaper than taxis.

Instagram-Worthy Spots

• Snoopy Garden, Even BTS Jimin has visited! Indoor exhibits + outdoor gardens; you'll drain your phone battery
• Udo Island, Ferry from Seongsan Port, then rent an e-bike to circle the island. Peanut ice cream + Hallasan fried rice are musts; the water is surreally blue
• London Bagel Museum, The famous Seoul bakery that requires 4-hour waits; the Jeju branch has better views and shorter lines

If you'd rather not drive, a Jeju private charter covering Osulloc Tea Museum, Snoopy Garden, Aqua Planet and Woljeongri Beach strings these stops into a single day.

Accommodation Strategy: Pick the Right Area and Save Half

Accommodation is usually the biggest expense. Here's a real-world comparison of popular areas across all three cities:

Area	Avg/Night (Double)	Pros	Cons	Best For
Seoul - Myeongdong	TWD 2,500-4,000	Ultra-convenient transit, great shopping	Small rooms, tourist-heavy	Shoppers, first-timers
Seoul - Hongdae	TWD 1,800-3,000	Vibrant nightlife, great value	Noisy at night	Young travelers, backpackers
Seoul - Gangnam/Seongsu	TWD 2,200-3,500	Near trendy spots	Far from traditional sights	Design lovers, creatives
Busan - Seomyeon	TWD 1,500-2,500	Transit hub, great food	No ocean view	Foodies, budget travelers
Busan - Haeundae	TWD 2,000-3,500	Beachfront, resort vibes	Far from city center	Couples, vacationers
Jeju - Jeju City	TWD 1,800-3,000	Near airport, many restaurants	Fewer attractions	One-night transit stay
Jeju - Seogwipo	TWD 2,000-3,500	Near main attractions	Fewer dining options	Road-trippers

Money-Saving Booking Tips

1. Book 4-6 weeks ahead, Popular Korean hotels jack up prices fast, especially during cherry blossom and autumn foliage seasons
2. Compare prices, Check the same hotel across Klook, KKday, and Trip.com promo codes on 1stCoupon; I've seen differences of up to TWD 800 for the same room
3. Time it with a platform sale, Agoda's international hotel deals run up to 30% off and rotate constantly, so re-check right before you pay
4. Stay Sun-Thu, Avoid Fri-Sat and save 20-30% on average
5. Consider full Airbnb apartments, For 3+ travelers, splitting an apartment is cheaper than a hotel, plus you get a kitchen

Transport Guide: Getting from the Airport to the City

Transport costs are an often-overlooked money pit. Korea offers plenty of options, so here's a full comparison:

Incheon Airport to Seoul City Center

Transport	Fare	Travel Time	Pros	Cons
AREX Express	TWD 280 (~KRW 9,500)	43 min to Seoul Station	Fastest, no traffic	Only goes to Seoul Station; transfer needed
AREX All-Stop	TWD 130 (~KRW 4,250)	~66 min	Cheap, multiple stops	Slower
Airport Bus	TWD 300-450	60-90 min	Door-to-door to hotel	Traffic risk
Taxi	TWD 1,800-2,500	60-90 min	Door-to-door, luggage-friendly	Most expensive, traffic risk
KAL Limousine Bus	TWD 500	~70 min	Comfortable, spacious seats	Fewer departures

My pick: For 1-2 people, AREX Express is the best deal (and Klook promo codes can knock another 20% off!). For 3+ people or lots of luggage, splitting a taxi is actually cheaper.

Intercity Transport Within Korea

• Seoul to Busan: KTX high-speed rail, ~2.5 hours, ~TWD 1,600. Book early on the Korail website for early-bird discounts
• Seoul to Jeju: Flights only, ~1 hour domestic, budget airline fares TWD 1,200-2,500
• Seoul to Gangwon-do: KTX or bus, ~2-3 hours

City Transit Essentials: T-money vs WOWPASS

You'll need a transit card for subways and buses in Korea. Here's a real-world comparison:

• T-money Card: Available at any convenience store (~KRW 2,500); saves KRW 100 per ride
• WOWPASS Card: Set up at airport kiosks; functions as a Korean debit card + T-money transit card. You can load it directly with TWD cash at better exchange rates than banks!

My recommendation: In 2026, just get a WOWPASS, one card for transit and spending, no fees, plus cashback.

Map App Survival Guide

In Korea, Google Maps is essentially useless (national security laws prevent navigation data). Download these instead:

• Naver Map, Top pick! Full English interface, hyper-accurate bus arrival times
• Kakao T, Korea's Uber equivalent; set your destination without speaking Korean

Gangwon-do & Daegu-Gyeongju: Beyond Seoul and Busan

Gangwon-do: Skiing & K-Drama Pilgrimages

Gangwon-do hosted the 2018 Winter Olympics and has Korea's best snow. About 2-3 hours from Seoul by KTX.

• Vivaldi Park, Best for tourists and beginners; Snowy Land snow park is fun even without skiing
• High1 Resort, Top pick for intermediate/advanced skiers; long runs with stunning scenery
• Nami Island, Classic "Winter Sonata" filming location; spectacular ginkgo trees in fall and snow in winter. You can even zipline in!

Traveling with kids? The Korea Legoland day tour from Seoul with shuttle bus and ticket included bundles the transfer so you aren't piecing the trip together yourself.

Daegu & Gyeongju: A Historical Journey

• Daegu E-World + 83 Tower, K-drama filming location; arguably Korea's most beautiful cherry blossoms
• Seomun Market, One of Korea's top three markets; fabrics by day, night market after dark; mandu (dumplings) and braised ribs are must-tries
• Gyeongju Hwangnidan-gil, Hanok-converted cafes and craft shops; the famous "10-won bread" (cheese-stuffed) is a must
• Donggung & Wolji, Visit at night! The palace reflected in the pond is Korea's most dreamlike night photography spot

Gyeongju works best as a day trip out of Busan, and the Gyeongju World Heritage day tour from Busan covers Bulguksa and the royal tombs in one run.

Practical Tips: Don't Let Small Things Ruin Your Trip

Voltage & Outlets

Korea uses 220V with round two-pin recessed sockets (Type F/C). Important detail: round pins come in two sizes, Korea uses 4.8mm thick pins. If you bring a European 4.0mm thin-pin adapter, it'll be loose and might spark. Check the specs when buying adapters!

Passport & Visa

Many nationalities enjoy visa-free entry to Korea for up to 90 days, but your passport must be valid for at least 6 months. Starting in 2026, Korea is rolling out K-ETA (Korea Electronic Travel Authorization), check the K-ETA official website for the latest requirements before departing.

Travel Insurance

Travel insurance covering flight delays and lost luggage is essential. Medical costs in Korea aren't cheap, so bring basic medications (cold medicine, stomach medicine, painkillers).

Emergency Contacts

• Korea Police: 112
• Korea Emergency/Ambulance: 119
• Overseas Citizens Emergency Hotline (Taiwan): +886-800-085-095
• Taipei Representative Office in Korea: +82-2-6329-6000

If you need medical care in Korea, be sure to get a diagnosis certificate and medical expense receipts for insurance claims back home.

FAQ

Q1: How much does a Korea trip cost?

For a 5-day/4-night Seoul trip: flights ~TWD 7,000, accommodation ~TWD 8,000 (split for two), meals ~TWD 4,000, transport ~TWD 1,500, tickets & experiences ~TWD 3,000, totaling around TWD 23,500. Using 1stCoupon promo codes can save you an additional TWD 2,000-5,000!

Q2: When is the best time to visit Korea?

April cherry blossoms and October-November autumn foliage are the most popular (and most expensive) seasons. June and September are the sweet spot, comfortable weather, lower prices, thinner crowds. Winter (Dec-Feb) is great for skiing and hot pot, but wind chill can reach -10C.

Q3: What's the best payment method in Korea?

In 2026, WOWPASS is the top recommendation, one card for transit and spending. Most shops accept credit cards (95%+ acceptance rate), but traditional markets and street vendors still need cash. Bring about KRW 100,000-200,000 (~TWD 2,400-4,800) in cash.

Q4: How do I get internet in Korea?

Three options: eSIM (most convenient if your phone supports it), physical SIM card (pick up at the airport), or pocket WiFi (best value for groups). I recommend eSIM, buy it on Klook or KKday with a promo code; 5-day unlimited plans run about TWD 200-350, much cheaper than airport purchases.

Q5: Is Korea safe for solo travelers?

Extremely safe! Korea ranks among the safest countries in Asia, and Seoul's subway runs until late with plenty of people around. Still, practice basic safety: keep valuables close, avoid deserted alleys late at night, and be cautious in crowded events.

References

• Korea Tourism Organization (VisitKorea), Official travel info, attraction guides, event calendars
• K-ETA (Korea Electronic Travel Authorization), Entry permit applications and latest regulations
• Entry and visa rules depend on the passport you hold. Before booking, confirm the current requirements with your own country's foreign ministry or immigration authority, and with the destination's official entry portal.
• Vaccination advice and travel-health alert levels are set by your own country's health authority, and they differ between countries — check yours before you book, not a foreign agency's grading.
• 1stCoupon Korea Promo Codes, Daily-updated verified travel discount codes
• Prices, exchange rates, and business hours mentioned in this article are based on actual lookups in April 2026. Always check official websites for the latest information.

Summary: 2026 Korea Promo Code Roundup

If you've made it this far, you should have a solid picture of how to plan your Korea trip! Here's a quick recap:

1. City selection, First-timers: Seoul + Busan. Want to relax? Jeju Island.
2. Accommodation, Book 4-6 weeks early, avoid Fri-Sat, use price comparison tools
3. Transport, Get a WOWPASS for everything; take AREX from the airport
4. Key to saving, Always grab promo codes from 1stCoupon before you go, flights, hotels, tickets, transport passes all have discounts

This guide is continuously updated with the latest promo codes and travel info. If you found it helpful, share it with your travel buddies, you'll regret not grabbing those promo codes!