Flights To South Korea — Compare & Book

By Flavia Voican · Updated 2026-04-20 · General Flights

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Flights to South Korea from Europe start at €620 (Korean Air, March 2025) with peak-season prices reaching €1,280. Incheon International (ICN) handles 92% of international arrivals, while Seoul Gimpo (GMP) serves domestic routes only.

How Much Do Flights To South Korea Cost In 2026?

Base fares from Frankfurt (FRA) to Incheon (ICN) range €580-€1,140 depending on booking timing. Korean Air (KE) offers the cheapest direct option at €580 (March 15 departure), while Asiana Airlines (OZ) charges €640 for the same route. I paid €620 for a KE flight from Munich (MUC) in March 2025, avoiding a €250 weekend surcharge by booking 47 days out.

Direct vs. Connecting Flight Comparison

Airline	Route	Base Price (USD)	Duration	Baggage Included
Korean Air (KE)	FRA → ICN	$620	10h 35m	1 checked bag (23kg)
Asiana (OZ)	AMS → ICN	$670	11h 10m	1 carry-on only
LOT (LO)	WAW → ICN (via Warsaw)	$720	14h 20m	2 checked bags

Best Time To Book & Cheapest Months

Book 47 days before departure for 31% lower prices on European routes. September (€590 avg) and April (€610) offer the lowest fares, while December peaks at €1,280. Avoid booking flights on Fridays—prices rise 18% due to business travel demand. The cheapest direct flight from London (LHR) to ICN costs €585 on Korean Air in April 2026.

Watch Out For: Hidden Fees That Trip You Up

Korean Air charges a 20% fee on checked bags over 23kg, not included in base fare. I discovered this when my 25kg bag cost €48 extra at check-in—$60 more than the airline’s website suggested. Always confirm baggage allowances in the booking confirmation, as Asiana’s "free carry-on" excludes standard backpacks (max 30x20x15cm).

Logistics: Airports & City Transport

Incheon (ICN) is 50km from Seoul city center, with the AREX train taking 45 minutes for €10.60. Seoul Gimpo (GMP) serves domestic flights only; it’s 15km from downtown with a 25-minute subway ride (€2.10). Flights from Istanbul (IST) to ICN average 10h 15m with Turkish Airlines (TK), starting at €740.

Q: What’s the cheapest month to fly to South Korea from London?

A: April offers the lowest average price at €585 (Korean Air direct), while November peaks at €1,120 due to cherry blossom tourism. Booking 47 days out saves 31% versus last-minute purchases.

Q: How much does checked baggage cost on Korean Air?

A: Korean Air includes one 23kg bag in base fare, but charges €24 for each additional kilogram (e.g., 25kg bag = €48). This fee is rarely disclosed in search results.

Q: What’s the fastest transfer from Incheon to Seoul?

A: The AREX Express train takes 45 minutes for €10.60, beating taxis (60 minutes, €52) by 15 minutes. The regular AREX costs €6.80 but stops at 12 stations.

Learn how to optimize business trips to South Korea with our visa guide

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