AirHint found the following cheapest return flights from Bristol (BRS) to Keflavik (KEF) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	easyJet	direct
21 Dec - 30 Dec	easyJet	direct
16 Dec - 18 Dec	easyJet	direct
14 Dec - 18 Dec	easyJet	direct
23 Dec - 30 Dec	easyJet	direct
09 Dec - 14 Dec	easyJet	direct
23 Dec - 28 Dec	easyJet	direct
07 Dec - 09 Dec	easyJet	direct
09 Dec - 11 Dec	easyJet	direct
21 Dec - 23 Dec	easyJet	direct
30 Dec - 01 Jan	easyJet	direct
28 Dec - 04 Jan	easyJet	direct

Also check the deals for one-way flights from Bristol to Keflavik in December.

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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Cheapest return flights from Bristol to Keflavik in December from 86€

Return flights