AirHint found the following cheapest return flights from Tenerife (TFS) to Keflavik (KEF) in March 2026 (see full year).

Return flights

09 Mar - 17 Mar	easyJet
10 Mar - 17 Mar	easyJet
07 Mar - 17 Mar	easyJet
10 Mar - 18 Mar	easyJet
04 Mar - 14 Mar	easyJet
07 Mar - 15 Mar	easyJet
02 Mar - 19 Mar	easyJet
04 Mar - 10 Mar	easyJet
03 Mar - 09 Mar	easyJet
31 Mar - 05 Apr	easyJet
29 Mar - 05 Apr	Ryanair
27 Mar - 05 Apr	Ryanair
27 Mar - 04 Apr	Ryanair
28 Mar - 05 Apr	easyJet
28 Mar - 06 Apr	easyJet
27 Mar - 04 Apr	Icelandair	direct
27 Mar - 05 Apr	Icelandair	direct
28 Mar - 06 Apr	Icelandair	direct
28 Mar - 05 Apr	Icelandair	direct
10 Mar - 18 Mar	Icelandair	direct

Also check the deals for one-way flights from Tenerife to Keflavik in March.

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 Tenerife to Keflavik in March from 123€

Return flights