Cheap flights from Seoul (ICN)

South Korea's main international gateway and a top global hub

Incheon International is South Korea's primary international airport, sitting on Yeongjong Island about 50 km west of central Seoul. It is the home hub of Korean Air and Asiana and a major SkyTeam and Star Alliance crossroads, with long-haul service to North America, Europe, the Middle East, Southeast Asia and Oceania. Major LCCs Jeju Air, T'way, Jin Air and Air Premia also operate here.

Why search this airport on Flightmussy

Airlines flying from Seoul (ICN)

Major carriers: Korean Air, Asiana Airlines, Delta Air Lines, United Airlines, Singapore Airlines. Low-cost carriers: Jeju Air, T'way Air, Jin Air, Air Premia.

Popular destinations from Seoul (ICN)

Frequently asked questions

How far is Incheon airport from central Seoul?
ICN is about 50 kilometers west of central Seoul on Yeongjong Island. The AREX Express train reaches Seoul Station in roughly 43 minutes for around 11,000 KRW; airport limousine buses take 60-90 minutes depending on traffic. Flightmussy's free fare heatmap helps you book the cheapest week, then the transfer is well signposted.
Which airlines fly from Incheon (ICN)?
Korean Air and Asiana anchor ICN as their hub, with long-haul service worldwide. Most major global carriers serve it including Delta, United, Singapore Airlines, Emirates, Lufthansa and Cathay Pacific. Korean LCCs Jeju Air, T'way, Jin Air and long-haul newcomer Air Premia compete on price. Flightmussy compares them all in one free search.
When should I book flights from Incheon?
For long-haul ICN routes to Europe and North America, booking 8-12 weeks ahead usually beats last-minute fares. Short-haul to Japan and China can stay competitive 3-5 weeks out, especially on Korean LCCs. Flightmussy's 12-month fare heatmap shows the cheapest week across the year without forcing signup or email capture.
Can I pay for flights from Incheon with crypto?
Most airlines selling ICN flights only take cards or bank transfer directly. For crypto, Flightmussy can route you to Travala which accepts BTC, ETH, USDT and dozens of other coins on flight bookings. The base search and the 12-month heatmap stay free and no-signup; the crypto rail is optional at checkout.

Other airports in South Korea

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