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Incheon International Airport Guide (ICN)

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Terminal 1 or Terminal 2, AREX fares, limousine buses, transit tours, capsule rooms and the Spa on Air, for arrivals, departures and long connections. Ask a question
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In short

Seoul's main gateway on Yeongjong Island, with Terminal 1 and its concourse plus Terminal 2. Arrive 3 hours before international departures. The AREX express takes 43 minutes from Terminal 1 to Seoul Station, while a taxi runs about ₩50,000 plus tolls. The terminals are open 24 hours and Wi-Fi is free.

By the bookingMentor Travel Desk · Updated · How we research

Incheon is easy to use once you know which terminal you need. This guide covers both terminals and the Concourse, the AREX and bus options into Seoul, and where to rest on a long connection.

Please note: Flights, hotels near the airport and car hire with driver on this page can be booked directly on bookingMentor. We list places on merit, and bookings never affect what we say about them.

What to expect

Incheon International Airport (ICN) is South Korea's main international gateway, built on reclaimed land on Yeongjong Island off the coast of Incheon, roughly 50 km west of central Seoul. It opened in March 2001 and took over almost all of Seoul's international flights from Gimpo, which still handles most domestic services and a handful of short regional routes.

There are two passenger terminals about 15 km apart by road. Terminal 2, opened in 2018, serves Korean Air, Asiana, Jin Air and their SkyTeam partners such as Delta, Air France and KLM. Terminal 1 takes nearly everyone else, and its midfield Concourse is reached airside by a shuttle train. The Airport Railroad (AREX) stops at both terminals and runs straight into Seoul Station, and limousine buses fan out to hotels and districts across the capital.

Incheon is built for long connections. Transit passengers on through-checked tickets can stay airside without a Korean visa, use a free transit lounge with showers, book the transit hotel or a capsule room, or sign up for a free Korea Transit Tour from the arrivals hall. Landside, the basement Spa on Air sauna is a popular overnight option for arrivals who land after the trains stop.

An airport built in phases

Work on Incheon began in November 1992 on reclaimed land between Yeongjong and Yongyu islands. The Asian financial crisis pushed completion back from the original 1997 target, and the airport opened in March 2001 with capacity for 30 million passengers a year. Each later phase added room. The second, finished on 20 June 2008, brought a third runway and the Concourse linked by people mover. The third, built between 2011 and 2017, added Terminal 2, which opened on 18 January 2018 to a design by Gensler. The fourth phase, completed on 3 December 2024, expanded Terminal 2 and added more apron space.

There are now four runways: three of 3,750 m and one of 4,000 m. The fourth opened on 17 June 2017. In 2024 Incheon handled 71,156,947 passengers and 413,200 aircraft movements, which placed it 13th in the world for passengers and sixth for cargo, with almost 2.95 million tonnes moved. The airport is 48 km west of Seoul.

Late-night buses and waiting for the first train

If you land after the last train, the airport runs late-night buses into Seoul, and its website lists the routes and times. If you would rather wait for the morning trains, the landside seating and the basement Spa on Air sauna make an overnight wait manageable.

Landside and airside

Landside at Incheon means the public areas: the 3F departures hall, the 1F arrivals hall with the bus and taxi stops, the Transportation Center and the B1 level with the AREX station, Spa on Air and food courts. Airside starts after security and passport control on 3F and covers the gates, the duty-free area, the transit lounges and, in Terminal 1, the Concourse reached by shuttle train.

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Good to know

  • IATA / ICAOICN / RKSI
  • Terminals in useTerminal 1 with Concourse · Terminal 2
  • Open24 hours
  • To city centre~50 km
  • Fastest to the cityAREX express · 43 min (T1) · 51 min (T2)
  • Free WiFiYes
  • Lounges6
  • Left luggageAvailable
About this guide

How we research this airport guide

This guide is written and maintained by the bookingMentor Travel Desk. We check terminal, transport and facility details against Incheon International Airport Corporation, AREX and airline sources, and update the page when something changes.

Last updated . Lounge, hotel, luggage and transport prices are typical ranges and can change. Spotted something out of date? Tell us.

Fact-checked by the bookingMentor Travel Desk Reviewed · Updated when rules or prices change

Checked against trusted sources:
Incheon International Airport Corporation websiteAREX Airport Railroad timetables and faresAirline websites and lounge operators

See all 6 sources
  1. Incheon International Airport Corporation website
  2. AREX Airport Railroad timetables and fares
  3. Airline websites and lounge operators
  4. Incheon Airport: to and from Seoul
  5. AREX timetable
  6. Incheon Airport: late-night buses

Flight board

Departures and arrivals listed on bookingMentor for Incheon International Airport.

No departures from ICN are listed yet Search the airlines' fares for your dates instead. Search flights from ICN

Times are from the flights listed on bookingMentor, not a live departure feed. Always confirm with your airline before travelling.

Airlines at this airport

Incheon is the hub of Korean Air and Asiana and the base of Korea's low-cost carriers. These are the airlines with scheduled passenger services at ICN.

Domestic carriers

7 airlines

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International carriers

46 airlines

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Airport lounges

Incheon has airline lounges for premium passengers and several paid lounges that take walk-in guests or lounge-programme members. Korean Air's large lounges are in Terminal 2.

Korean Air Prestige and First lounges

Terminal 2, airside

ShowersAirline lounge

Access: Korean Air premium passengers · SkyTeam elite members

Asiana passengers

Terminal 2, airside

Airline lounge

Access: Asiana business class and elite members use the Korean Air lounges

Cathay Pacific Lounge

Terminal 1 Concourse, near the Cathay gates

Airline lounge

Access: Cathay Pacific premium passengers · Oneworld elite members

Oneworld lounge

Terminal 1, airside

Airline lounge

Access: Oneworld premium passengers and elite members

Matina Lounges

Terminal 1 and Terminal 2, airside

Pay at the door

Access: Walk-in for a fee, about US$45 for 3 hours · lounge programmes

Free transit lounge

Airside, transfer area

Showers

Access: Free for transit passengers · reclining chairs and showers

Water, showers & mobile charging

Drinking water

Seoul tap water is treated and safe, but most travellers drink bottled or filtered water. Drinking-water fountains are available airside; bring an empty bottle through security.

Showers

Free showers are available in the airside transit lounge (bring or buy a towel). Landside, Spa on Air has showers and baths, and the airline and paid lounges have their own.

Mobile charging

Power outlets and USB ports are fitted at most gates and in the rest areas. Korea uses type C and F sockets at 220 V, the same two-pin plugs as most of Europe.

Luggage storage & lockers

Baggage storage counters operate in the arrivals halls of both terminals. Prices depend on size and time, so ask at the counter. There is no storage airside.

Left luggage rates by bag size
Bag sizePer dayExtra days
Standard suitcase, arrivals hall counterPriced by sizeAsk at counter
Coats (winter coat storage service)Priced by stayAsk at counter

WiFi & connectivity

Free WiFi
Yes
Time limit
None for normal use
Registration
Open network
SIM cards
Arrivals hall, 1F

Free WiFi covers both terminals and the Concourse. For mobile data, the telecom counters in the 1F arrivals hall sell tourist SIMs and eSIMs and rent pocket WiFi routers; bring your passport.

Food & drinks

The cheapest meals are landside in the food courts on B1 and 1F. Airside, fast food sits on the departures level and the better Korean restaurants are on 4F.

Food on Air
1F, Studio 1 and Studio 2, landside
Food court with Korean dishes such as bibimbap, noodle soups and grilled meat sets, plus quick snacks.
Daytime hours
Paris Croissant Kitchen
Landside
Korean bakery-café chain for pastries, sandwiches and coffee.
Daytime hours
Convenience stores (GS25, CU)
Arrivals halls and B1
Kimbap, instant noodles, drinks and T-money cards. The easiest late-night meal.
Open 24 hours
Korean restaurants on 4F
4F, airside
Sit-down Korean meals after security, quieter and better than the fast food on the main level.
Daytime hours
Cafés airside
Departures level, airside
Starbucks, Angel-in-us and Dunkin' near the gates for coffee and light snacks.
Daytime hours

More airport information

Search for what you need: try "sim", "money", "pray", "bag" or "tour".

ATMsThroughout both terminals, including the arrivals halls. Look for machines marked "Global" for foreign cards.
Capsule roomsDarakHu, landside in both terminals, sold by the block.
City Airport TerminalCheck in at Seoul Station for selected airlines and ride the AREX express.
Currency exchangeBank booths in arrivals and departures. Rates are better in central Seoul, so change only what you need.
Free WiFiAcross both terminals and the Concourse.
Medical centreInha University Hospital clinic in the basement of Terminal 1.
Prayer roomsNon-sectarian prayer rooms, open 24 hours, airside and landside.
SaunaSpa on Air, B1, with overnight stays.
Shuttle trainAirside train between Terminal 1 and the Concourse gates.
SIM cards and routersTelecom counters in the 1F arrivals hall. Passport needed.
T-money cardsSold and topped up at convenience stores in the arrivals hall.
Terminal shuttle busFree bus between Terminal 1 and Terminal 2, about 20 minutes.
Transit hotelAirside short-stay rooms for passengers who do not enter Korea.
Transit toursFree Korea Transit Tours for eligible transit passengers; sign up at the transit tour desk.
Wheelchair assistanceRequest it through your airline at least 48 hours before travel.

Airport hours

Terminal
Open 24 hours
Check-in opens
3 hrs before
Check-in closes
Set by airline
Overnight access
Open to all landside

The terminals never close. Most shops and many restaurants close between about 21:00 and 07:00, while convenience stores and some cafés stay open. The AREX runs from about 05:20 to midnight, and limousine buses stop shortly after the last scheduled arrivals.

Arriving and departing, step by step

The order of things at Incheon, from the aircraft door to the kerb and back.

Arriving

From the gate to Seoul

  1. 1
    Leave the aircraft

    If you land at a Concourse gate in Terminal 1, follow the signs to the shuttle train, which takes you to the main building for immigration.

  2. 2
    Immigration

    Queues are usually short by international standards. Have your passport and any arrival documents ready.

  3. 3
    Baggage and customs

    Find your belt on the screens and leave through customs into the 1F arrivals hall.

  4. 4
    Arrivals hall, 1F

    Buy a T-money card at a convenience store, pick up a SIM or rental router at the telecom counters, and use the ATMs if you need cash.

  5. 5
    Onward transport

    Go down to B1 for the AREX, or out to the 1F kerb for limousine buses and taxis. Bus ticket counters are inside the arrivals hall.

Departing

From the kerb to your Incheon gate

  1. 1
    Arrive early

    Three hours before an international flight. Confirm your terminal first; a wrong-terminal mistake costs about 20 minutes on the shuttle bus.

  2. 2
    Check in on 3F

    Find your airline row on the screens. Many airlines also offer self-service kiosks and bag drops.

  3. 3
    Security and passport control

    Most foreign passport holders use staffed counters; eligible travellers can register for automated gates.

  4. 4
    Duty-free collection

    If you bought duty-free online or in the city, collect it at the pick-up desk airside, and allow time for the queue.

  5. 5
    To your gate

    For Terminal 1 gates numbered 101 and above, take the shuttle train to the Concourse. Be at the gate 40 minutes before departure.

Getting to & from the airport

Incheon sits on Yeongjong Island, linked to the mainland by the Yeongjong and Incheon bridges. The AREX is the simplest way into Seoul by day; limousine buses suit hotels away from the rail line, and taxis are the fallback after midnight. The AREX Express non-stop train is the quickest way to Seoul Station. Working from the AREX timetable, a weekday express takes about 43 minutes from Terminal 1 and about 51 minutes from Terminal 2, and the airport says it runs from about 06:10 to 22:50, every 30 to 40 minutes. AREX also runs an all-stop train between the airport and Seoul Station, bought from ticket machines and boarded on the same platforms; it is slower and stops along the way. The airport also publishes a separate guide to connecting with Gimpo Airport. Both trains call at both terminals, so check which station your airline uses before travelling to the airport. The two terminals are far apart, and a mistake costs time.

Car hire with driver

Best for: Fixed price, door-to-door
Book on bookingMentor
PriceFixed when you book
PickupMeets you at arrivals
Book byHour, day or trip

Pre-book a car with a driver on bookingMentor before you land. Your driver meets you in the arrivals hall, the price is agreed in advance, and you skip the queues. Useful for late arrivals, families with luggage and trips straight to Gangnam or beyond Seoul.

Book car hire on bookingMentor

AREX express

Best for: Seoul Station, non-stop
Mid-range
Fare₩13,000 (2025)
To Seoul Station43 min (T1) · 51 min (T2)
FrequencyAbout every 40 min

Non-stop to Seoul Station with reserved seating and luggage space. Buy tickets at the AREX counters on B1; the express accepts foreign credit cards. It does not stop at Gimpo.

AREX all-stop train

Best for: Cheapest way into Seoul
Budget
Fare₩4,150 (T1) · ₩5,050 (T2)
To Seoul StationAbout 60 – 66 min
HoursAbout 05:20 – midnight

A commuter train every few minutes, stopping at Gimpo Airport, Hongik University and other interchange stations. Pay with T-money or cash at the machines. Carriages 2 and 5 have luggage racks.

Airport limousine buses

Best for: Hotels away from the rail line
Mid-range
FareFrom about ₩15,000
Board at1F arrivals kerb
JourneyAbout 1 – 1.5 hours

Comfortable coaches to districts and major hotels across Seoul, plus other cities. Buy tickets at the counters in the arrivals hall; the last departures leave shortly after the last flights land.

Public airport buses

Best for: Budget, direct to a neighbourhood
Budget
FareAbout ₩8,000 – ₩9,000
Board at1F arrivals kerb
PaymentT-money or ticket

Ordinary airport buses with fewer comforts than the limousines, at a lower price.

Taxi

Best for: Groups, luggage, late nights
Premium
Typical fareAbout ₩50,000 – ₩70,000
To central SeoulAbout 1 hour
Rank1F arrivals kerb

Regular taxis cost about ₩50,000 to central Seoul and deluxe black taxis about ₩70,000, plus expressway tolls. Use the official ranks outside arrivals.

Terminal shuttle bus

Best for: Wrong terminal, or T1 to T2
Free
CostFree
RideAbout 20 min
HoursAbout 04:30 – 22:35

Free buses link Terminal 1 and Terminal 2 landside, roughly every 10 minutes. The AREX also links the two stations for ₩1,050.

Concourse shuttle train

Best for: Terminal 1 gates 101 and above
Free
CostFree
RideA few minutes
WhereAirside, Terminal 1

An underground train links the main Terminal 1 building with the midfield Concourse. Allow extra time if your gate is there.

Security & safety

Incheon is a safe, orderly airport. The usual problems are wrong-terminal mistakes, unofficial taxi touts and missing the last train.

1Check your terminal twiceThe terminals are about 15 km apart. Confirm whether your airline uses Terminal 1 or Terminal 2 before you set off.
2Use the official taxi ranksIgnore drivers who approach you inside the arrivals hall and take a taxi from the marked kerbside rank.
3Know the last trainThe AREX stops around midnight. After that, take a limousine bus, a taxi or stay at the airport.
4Keep valuables close when restingIf you sleep in the terminal, keep your passport and phone on you and loop a bag strap around a limb.
Pro tip: if you arrive after midnight, the Spa on Air sauna in the Terminal 1 basement is cheaper than a taxi into Seoul and a hotel night, and the first AREX leaves at about 05:20.
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Sleeping at the airport

Incheon is one of the easiest airports in Asia for an overnight wait. It never closes, it is calm at night, and there are paid and free places to rest on both sides of security.

Landside sleep spots

LandsideSpa on Air, B1

A Korean-style sauna with overnight stays and private rooms. Popular with late arrivals who miss the last train.

LandsideDarakHu capsule rooms

Small private rooms sold by the block, on 1F of the Terminal 1 Transportation Center and on B1 in Terminal 2.

LandsideArrivals hall benches

Plenty of seating and 24-hour convenience stores nearby. Fine for a few hours, less so for proper sleep.

Airside sleep spots

AirsideFree transit lounge

Reclining sleeping chairs and free showers for transit passengers. Towels are not provided; buy one at the shops downstairs.

AirsideQuiet gate areas and rest zones

Gates without late departures empty out after the evening wave. Lights stay on, so bring an eye mask.

Rest & relaxation zones

Both terminals have rest areas with loungers on the upper floors, and the airside transit lounge is free for transit passengers. Landside, the basement is the quietest level at night.

Cots for sleeping

The airport does not hand out cots. If your flight is cancelled, accommodation is the airline's responsibility, so start at its transfer or ticketing desk.

Sleep pods, day rooms & transit hotel

Incheon has a transit hotel airside, capsule rooms and a sauna landside, and several hotels on Yeongjong Island with airport shuttles.

Nearest hotel
Inside the terminals
Sleep cabins & pods
Yes
Day rooms
Yes
Free shuttles
Yes

Transit Hotel (airside) Airside

Airside, reached from 4F; serves passengers who stay airside

Short-stay rooms for transit passengers who do not enter Korea. Rooms are limited, so book ahead for overnight connections.

Private roomShowerAirside

DarakHu capsule rooms Landside

T1: 1F Transportation Center · T2: B1

About ₩30,000 – ₩40,0003 hours by day; overnight 12-hour blocks about ₩60,000 – ₩80,000

Compact rooms sold by the hour for a rest between flights or after a late arrival. Overnight blocks run from 20:00 to 08:00.

Private cabinShowerLandside

Spa on Air Landside

B1, Terminal 1

From about ₩15,000Overnight sauna stay; private rooms about ₩27,000

A jjimjilbang-style spa with baths, showers and a communal sleeping area. Basic but clean, and the cheapest bed at the airport.

SaunaShowersSleeping hall

Hyatt Regency Incheon Landside

Airport complex, Yeongjong Island

The full-service hotel closest to Terminal 1, with a regular shuttle. A good choice for a proper night before an early departure.

Airport shuttleRestaurants

Best Western Premier Incheon Airport Landside

About 700 m from the terminal

Mid-range hotel within walking distance of the terminal. The shuttle is infrequent, so many guests walk or take a short taxi.

ShuttleWalkable

Hotels near the airport

No hotels near Seoul Incheon are listed yetSearch hotels for your dates in the airport's area instead.Search hotels

Layover sightseeing

With nine hours or more and permission to enter Korea, the AREX puts central Seoul within an hour. Short on time or without a visa, ask about the free Korea Transit Tours.

No sights listed near Seoul yetBrowse attractions on bookingMentor to plan a long layover.Browse attractions

Layover planner

Tell us how long you have and whether you can leave the secure area.

How long is your layover?

Immigration, security and Seoul traffic are already factored in.

Popular car hire destinations

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Need help?

Frequently Asked Questions (FAQs)

Everything travellers ask before flying through Seoul.
Checked against Incheon International Airport Corporation, AREX and Wikivoyage, October 2026.

Getting there

About 50 km west of central Seoul. The AREX express reaches Seoul Station in 43 minutes from Terminal 1 and 51 minutes from Terminal 2; by limousine bus or taxi, allow an hour or more depending on traffic.