Cheapest return flights from Belfast to Keflavik in January from 165€

AirHint found the following cheapest return flights from Belfast (BFS) to Keflavik (KEF) in January 2026 (see full year).

Return flights

26 Jan - 30 Jan easyJet
21 Jan - 26 Jan easyJet
12 Jan - 14 Jan easyJet
05 Jan - 07 Jan Ryanair
09 Jan - 14 Jan easyJet
23 Jan - 26 Jan easyJet
22 Jan - 26 Jan easyJet
08 Jan - 12 Jan Ryanair
04 Jan - 08 Jan easyJet
04 Jan - 11 Jan easyJet

Also check the deals for one-way flights from Belfast to Keflavik in January.

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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.

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