Gimpo International Airport (GMP) Guide: Seoul, South Korea
Gimpo International Airport is Seoul’s close-in airport and the king of Korea’s domestic trunk routes. GMP is the airport you want for Jeju, Busan, and many Japan/Korea shuttle-style trips, while Incheon is the bigger long-haul gateway. The transport is excellent: subway, Airport Railroad, buses, taxis, and easy Seoul access without the long coastal transfer from ICN.
This guide is written for travelers who want the useful details first: the real airport name, where it sits, how much to budget for transport, what to expect in the terminal, where to search for flights, and which services to arrange before landing. Prices and routes are updated for June 2026 and should be treated as practical planning ranges rather than fixed promises.
Quick airport facts
| Item | Details |
|---|---|
| Full airport name | Gimpo International Airport |
| Short codes | GMP / RKSS |
| Also searched as | Seoul Gimpo Airport, Kimpo Airport, GMP Airport |
| City and country | Seoul, South Korea |
| Practical address | 112 Haneul-gil, Gangseo-gu, Seoul, South Korea; coordinates 37.558300, 126.791000. |
| Distance to city | About 15 km west of central Seoul, 22-35 minutes by AREX/subway to Seoul Station depending on service and transfer, and 30-60 minutes by taxi in traffic. |
| Updated | 2026-06-15 |
- Best for: Seoul domestic flights, Jeju, Busan, Japan shuttle routes, quick city arrivals, and ICN-GMP domestic transfers.
- Main route logic: Jeju dominates; Tokyo Haneda and Osaka Kansai are the flagship international routes.
- Airport style: efficient domestic/international airport with subway, Airport Railroad, buses, malls, food, and strong Korean airline frequency.
- Planning rule: choose GMP over ICN for domestic Korea unless your long-haul ticket connects only through Incheon.
Address and location
Use Gimpo International Airport (GMP) for flight searches and Seoul Gimpo Airport, Kimpo Airport, GMP Airport as backup search wording in maps, hotel messages, and taxi conversations. The practical address is:
112 Haneul-gil, Gangseo-gu, Seoul, South Korea; coordinates 37.558300, 126.791000.
About 15 km west of central Seoul, 22-35 minutes by AREX/subway to Seoul Station depending on service and transfer, and 30-60 minutes by taxi in traffic. For a serious itinerary, save the airport coordinates offline, download the city area in Google Maps or Organic Maps, and keep your hotel address in both English and the local language where possible.
How to get from the airport to the city
| Option | Typical time | Approximate cost | Best use |
|---|---|---|---|
| AREX / Airport Railroad to Seoul Station | About 22-30 min | Usually KRW 1,500-2,500+ local fare | ✅ Fastest rail link to central Seoul. |
| Subway Line 5 or Line 9 | 25-60 min | Usually KRW 1,500-2,500+ | 🚇 Best for Hongdae, Yeouido, Gangnam-side transfers, and local districts. |
| Airport buses | 40-80 min | Often KRW 5,000-15,000 | 🚌 Good for hotel districts when route matches. |
| Taxi to central Seoul | 30-60 min | Often KRW 25,000-50,000 | 🚕 Best with luggage or late-night arrivals. |
Korea Airports Corporation lists subway Line 5, Line 9, Airport Railroad, Gimpo Gold Line, buses, shuttle bus, and taxi options. Seoul event guidance commonly notes the AREX all-stop train from Gimpo Airport to Seoul Station at about 22 minutes.
Transport tips
- 🧾 Confirm the fare before loading luggage, especially when there is no visible meter or posted rate.
- 📍 Save the exact hotel pin offline; airport drivers may know districts better than street names.
- 💵 Carry small local cash for the first transfer, baggage carts, snacks, or phone calls.
- 🌐 Install an eSIM before departure so you can message your driver immediately after landing.
Public transport and metro
Yes. GMP is one of Korea’s best-connected airports: Airport Railroad, Seoul Subway Lines 5 and 9, and Gimpo Gold Line all serve the airport.
Where public transport exists, it is usually best for daylight arrivals with light luggage. For late flights, family travel, heavy bags, or first-time visits, a taxi, hotel transfer, or pre-booked private driver is usually worth the extra cost.
Taxi prices and transfer strategy
Taxi prices around airports are rarely as neat as an official table. Time of day, luggage, driver availability, fuel prices, and whether the destination is inside or outside the central city all matter. The ranges above are realistic planning budgets, but the best practice is simple: agree the fare before moving, keep your phone map open, and avoid changing money with random drivers.
For smoother arrival logistics:
- 🚕 Use official taxi ranks or a hotel-arranged driver where available.
- 🧳 Pre-book a transfer if you land late, carry equipment, or travel with children.
- 🚗 Compare rental cars before arrival with DiscoverCars if you need regional freedom.
- 🏨 Use Expedia to check hotels near the airport and in the city before choosing a transfer.
Airport facilities, shops, and restaurants
- Domestic and international terminals, extensive food courts and cafes, retail, duty-free for international flights, lounges, airport railway/subway connections, parking, taxis, buses, and nearby shopping complexes.
- Domestic departures can be extremely busy on Jeju peak periods; arrive early even though the airport is close to the city.
- For ICN connections, use AREX or airport limousine but leave a generous buffer between separate tickets.
- Gimpo is better than Incheon for many Japan shuttle routes if your Seoul hotel is central or west-side.
The smart rule at GMP is to treat the terminal as a transfer point rather than as a shopping destination. Eat before arriving when possible, keep a refillable bottle where security rules allow, and bring a small power bank. If you have a long delay, an airport-area hotel or city hotel is usually more comfortable than waiting in the terminal.
Airlines and where the airport flies
FlightsFrom lists GMP as South Korea’s third-largest airport, with 15 destinations and 20 airlines. Jeju is the busiest route at about 789 weekly departures and more than 61% of all weekly departures; Tokyo Haneda and Osaka Kansai are the top international destinations.
Korean Air is the largest operator, with around 269 weekly takeoffs in FlightsFrom data, followed by Asiana. Jeju Air, Jin Air, T’way Air, Air Busan, Eastar Jet, ANA, Japan Airlines, and other Korea-Japan shuttle operators are also useful.
Cheap routes to check first
- Seoul Gimpo to Jeju for Korea’s highest-frequency leisure route.
- Gimpo to Busan, Daegu, Gwangju, Yeosu, Ulsan, and Pohang-style domestic points where operating.
- Gimpo to Tokyo Haneda, Osaka Kansai, Taipei/Kaohsiung-style routes when close-in airport convenience matters.
Cheap airport strategy is different from simply sorting by lowest fare. Always compare the final cost after checked baggage, seat selection, payment fees, transfer costs, and missed-connection risk. A slightly more expensive flight into the correct airport can be cheaper than a low base fare that forces a long taxi ride or overnight hotel.
Where to buy flights and hotels
Start with broad searches, then verify the exact airport code before paying. This is especially important in cities with more than one airport or with airport transitions.
| Need | Recommended booking link | Why it matters |
|---|---|---|
| Internet on arrival | 🌐 Yesim eSIM | Install before flying so maps, airline apps, WhatsApp, and hotel messages work as soon as you land. |
| Flights and hotels | 🏨 Expedia flights and stays | Useful for comparing nearby hotels, airport overnights, and onward tickets in one search. |
| Tours and transfers | 🎟️ Viator tours and airport transfers | Best for guided city tours, day trips, private arrival transfers, and skip-the-line activities. |
| Rental cars | 🚗 DiscoverCars | Compare local and international rental agencies before accepting a walk-up airport rate. |
| Travel medical insurance | 🛡️ SafetyWing | Check coverage, exclusions, and country wording before travel, especially on complex itineraries. |
| Support this airport-guide project | 🤝 Patreon: HEDONISMcloud | Helps keep airport guides updated with fares, route changes, and city transport notes. |
eSIM, internet, insurance, and car rental
- 🌐 Internet: install Yesim eSIM before the flight. Airport Wi-Fi can be slow, blocked by SMS verification, or unavailable exactly when you need maps.
- 🛡️ Insurance: compare policy wording with SafetyWing. Read exclusions for the destination, adventure activities, medical evacuation, political/security events, and pre-existing conditions.
- 🚗 Cars: compare vehicles on DiscoverCars before arrival. Airport counters can run out of automatic cars or quote higher walk-up rates.
- 🎟️ Tours: use Viator for airport transfers, city tours, day trips, and guided experiences when independent transport is inconvenient.
Practical arrival checklist
| Before you fly | Why it matters |
|---|---|
| Check the IATA code on the ticket | Prevents booking a hotel or transfer for the wrong airport. |
| Save airline, hotel, and driver contacts offline | Messaging apps may not work until data is active. |
| Carry local cash | Useful for taxis, snacks, and small airport expenses. |
| Recheck live departures | Regional schedules can change more quickly than major-hub schedules. |
| Keep insurance documents accessible | Helps at medical facilities and during airline disruption. |
Safety and travel notes
South Korea is generally easy for independent travelers, with strong public transport, card payments, and low violent-crime risk. Still, watch luggage in busy stations, keep a Tmoney or contactless card ready, check typhoon or winter weather during shoulder seasons, and use official taxis, Kakao T, Uber Taxi, or hotel-arranged transfers late at night.
The most reliable traveler is the boringly prepared traveler: documents printed, data working, transport confirmed, hotel address saved, and enough time between every moving part of the itinerary.
Short airport excursion idea
If you have a long layover or an overnight stop, choose one simple plan rather than trying to see everything. Stay close to the city center or a known hotel district, keep the return transfer booked, and avoid cutting the return to the airport too close. In smaller airports, a missed flight may mean waiting a day or more for the next practical departure.
Frequently asked questions
How far is Gimpo International Airport from Seoul?
About 15 km west of central Seoul, 22-35 minutes by AREX/subway to Seoul Station depending on service and transfer, and 30-60 minutes by taxi in traffic.
How much is a taxi from GMP airport?
Typical taxi planning ranges are shown in the transport table above. The safest method is to confirm the price before loading luggage and to use a hotel-arranged driver when arriving late or visiting for the first time.
Are there restaurants and shops at Gimpo International Airport?
Yes, but the depth of choice depends on the airport size and operating schedule. Expect practical cafes or snack options at smaller airports and a better range at major hubs. Carry backup snacks and water for delays.
Which airlines should I check first?
Korean Air is the largest operator, with around 269 weekly takeoffs in FlightsFrom data, followed by Asiana. Jeju Air, Jin Air, T’way Air, Air Busan, Eastar Jet, ANA, Japan Airlines, and other Korea-Japan shuttle operators are also useful.
Is there a metro to the airport?
Yes. GMP is one of Korea’s best-connected airports: Airport Railroad, Seoul Subway Lines 5 and 9, and Gimpo Gold Line all serve the airport.