AirHint found the following cheapest return flights from Seoul (ICN) to Keflavik (KEF) in November 2025 (see full year).

Return flights

04 Nov - 17 Nov	LOT
19 Nov - 28 Nov	Finnair
28 Nov - 06 Dec	Finnair
17 Nov - 30 Nov	Finnair
04 Nov - 11 Nov	Finnair
12 Nov - 21 Nov	Finnair
25 Nov - 30 Nov	Finnair
14 Nov - 23 Nov	Finnair
07 Nov - 11 Nov	Finnair
14 Nov - 29 Nov	Finnair
08 Nov - 22 Nov	Finnair

Also check the deals for one-way flights from Seoul to Keflavik in November.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Seoul to Keflavik in November from $763

Return flights