You’ve landed at Incheon. You’re tired, the signs are in a script you can’t read yet, and three different transit cards are staring at you from a convenience store shelf. This is the guide I wish someone had handed me — exactly what to do in your first hour in Korea, with real 2026 prices and the small traps that trip up almost every first-timer.

I live here. Prices below are approximate and current for 2026, but fares and rules do change, so treat the numbers as a close guide rather than gospel.

The 30-second version: Most countries don’t need a visa or K-ETA for short trips in 2026. Take the AREX train to Seoul (cheap, fast, ignores traffic). Buy a T-money card at any airport convenience store. Download Naver Map before you do anything else — Google Maps does not work for directions in Korea.

Prefer to watch? Here’s the first-hour-in-Korea version in 30 seconds:

Before you fly: the three things people confuse

The biggest arrival headache isn’t legal, it’s that three separate things get mixed together. Here’s the plain version.

1. Visa. For most passports (US, UK, EU, Canada, Australia, and many more), short tourism stays of up to 90 days need no visa. Check your own country’s rule, but for a normal holiday you’re almost certainly fine.

2. K-ETA. This is a travel authorization, separate from a visa. Here’s the good news: the K-ETA exemption has been extended through December 31, 2026 for a long list of countries including the US, Canada, Australia, the UK and most of Europe. So for most 2026 travelers, you do not need to apply for K-ETA at all. (If your country isn’t on the exempt list, you apply online before flying.)

3. The e-Arrival Card (전자입국신고). Korea has moved to an electronic arrival declaration. If you’re K-ETA exempt, you’ll generally want to fill this out online before landing — it saves you scribbling a paper form in the immigration hall. People who hold an actual K-ETA are exempt from the arrival card. Confusing, I know, which is exactly why it trips people up.

Bonus: Q-Code. This is the quarantine/health QR. Register it online before you land and you breeze through the quarantine checkpoint with a scan instead of filling out a paper health form on the spot.

At immigration, all foreign visitors give fingerprints and a facial scan — this is normal and quick. Join the “Foreigner” line, show your passport and your e-Arrival QR, scan both index fingers, look at the camera, done.

Getting from Incheon to Seoul: your four real options

Incheon (ICN) has two terminals — your airline decides which. Both have identical transport options, and AREX connects the two in about 6 minutes if you land at the wrong one.

Here’s the honest comparison for getting into central Seoul:

  1. AREX Express train — the fastest fixed option. Non-stop from the airport straight to Seoul Station. About 43 minutes from Terminal 1 (51 from T2), roughly ₩9,500. Best if you’re heading near Seoul Station or want a guaranteed time with no traffic.

  2. AREX All-Stop train — the local hero. Same line, but it stops at 13 stations including Hongik University (Hongdae) and Gimpo Airport. About 60 minutes, only ₩4,150–5,350, and it lets you transfer to other subway lines without going all the way to Seoul Station. If you’re staying in Hongdae or anywhere on metro lines 2, 5, 6 or 9, this is actually better than the Express. This is the one I take.

  3. Airport Limousine Bus — door-ish-to-door comfort. Routes go to all major Seoul areas and stop near big hotels. ₩17,000–18,000, about 70–90 minutes depending on traffic. Great if you have heavy luggage and your hotel is on a route, less great in rush hour (7–9am, 6–9pm), when roads crawl.

  4. Taxi — easiest but priciest. ₩65,000–100,000 including the Incheon Bridge toll, 60–80 minutes. Worth it for groups, late arrivals, or a pile of suitcases. Use the official taxi stand; standard taxis are metered and reliable. International taxis cost about 20% more but the drivers speak English.

My rule of thumb: Solo or light? Take the AREX (All-Stop if you’re going to Hongdae, Express if you want Seoul Station fast). Group or heavy bags? Bus or taxi.

Just landed and not sure which neighborhood guide you need? We’ve got step-by-step routes for each:

Which transit card should you buy?

This is where people overthink it. Three names you’ll hear: T-money, Climate Card, WOWPASS. Here’s how to actually choose.

T-money — the default. Buy this. A rechargeable tap card that works on the subway, buses, AREX, and even taxis, anywhere in the country. Buy it at any CU or GS25 convenience store in the arrivals area, load it with cash, and you’re set. If you only get one card, get this.

Climate Card Tourist Pass — for heavy Seoul riders. A flat-rate unlimited pass for Seoul subway and city buses: ₩5,000 / 8,000 / 10,000 / 15,000 / 20,000 for 1 / 2 / 3 / 5 / 7 days, plus a one-time ₩3,000 for the physical card. Seoul locals average 5–6 rides a day, so if you’re zipping around the city it pays for itself fast. Since March 2026 you can buy short-term passes with a foreign credit card at the machines.

⚠️ The trap nobody tells you: the Climate Card does NOT cover the Incheon Airport AREX. It only works inside Seoul (and the Gimpo–Seoul Station AREX stretch). So you can’t use it to get in from Incheon — you’ll still need T-money or an AREX ticket for that first ride. Buy T-money at the airport regardless.

WOWPASS — currency exchange + card in one. A prepaid card that also exchanges foreign cash to won and doubles as a T-money card. Handy if you want one card for both spending and transit. Optional, not essential.

Download these apps before you leave the airport

This is the single most important practical tip in this guide.

Cash: yes, you still need a little

Korea is nearly cashless, but you need physical cash to charge a T-money card at subway station machines, and a few tiny shops and markets are cash-only. Airport exchange rates are fair. Pull out a modest amount of won on arrival and you’ll be covered.

Your first hour, in order

  1. Clear immigration (Foreigner line, passport + e-Arrival QR, fingerprints + photo).
  2. Grab your bags, withdraw or exchange a little cash.
  3. Buy a T-money card at a CU or GS25 in arrivals and load it.
  4. Set up a SIM/eSIM, download Naver Map and Kakao T.
  5. Head to B1 and follow the AREX signs — All-Stop for Hongdae and the metro network, Express for Seoul Station.

That’s it. You’re in Seoul, on the right train, with a card that works and a map that actually routes. Welcome.

FAQ

Do US citizens need a visa or K-ETA for Korea in 2026? For tourism stays up to 90 days, no visa is needed, and the K-ETA requirement is waived for the US (and many other countries) through December 31, 2026. You’ll still want to complete the e-Arrival Card online before landing.

What’s the cheapest way from Incheon to Seoul? The AREX All-Stop train, around ₩4,150–5,350, which also conveniently stops at Hongdae and connects to the metro.

What’s the fastest way from Incheon to Seoul? The AREX Express, about 43 minutes non-stop to Seoul Station for roughly ₩9,500. A taxi can be faster off-peak but much pricier, and slower in traffic.

T-money or Climate Card — which should I get? Get T-money by default; it works everywhere including the airport AREX. Add a Climate Card only if you’re staying in Seoul and riding public transport heavily — and remember it doesn’t cover the airport route.

Why doesn’t Google Maps work in Korea? Mapping-data export rules mean Google can’t provide turn-by-turn walking/driving directions here. Use Naver Map or KakaoMap instead — both have English.

Do I need cash in Korea? A little. The country is mostly cashless, but you need cash to top up T-money cards and for a handful of small/market vendors.