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
14 Mar - 21 Mar	easyJet
17 Mar - 21 Mar	easyJet
10 Mar - 18 Mar	Ryanair
07 Mar - 10 Mar	Ryanair
13 Mar - 21 Mar	Ryanair
13 Mar - 22 Mar	Ryanair
06 Mar - 09 Mar	Ryanair
25 Mar - 02 Apr	Ryanair
25 Mar - 31 Mar	Ryanair
18 Mar - 25 Mar	easyJet
26 Mar - 03 Apr	Ryanair
26 Mar - 04 Apr	Ryanair
31 Mar - 05 Apr	easyJet
28 Mar - 04 Apr	Ryanair
28 Mar - 05 Apr	Ryanair
26 Mar - 02 Apr	Ryanair
27 Mar - 04 Apr	easyJet
28 Mar - 04 Apr	Icelandair	direct
31 Mar - 05 Apr	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 $210

Return flights