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

Return flights

10 Mar - 17 Mar	Vueling Airlines
04 Mar - 10 Mar	Vueling Airlines
17 Mar - 24 Mar	Iberia Express
20 Mar - 28 Mar	Vueling Airlines
03 Mar - 09 Mar	Vueling Airlines
17 Mar - 25 Mar	Iberia Express
29 Mar - 05 Apr	canaryfly
31 Mar - 05 Apr	canaryfly
28 Mar - 04 Apr	Iberia
04 Mar - 14 Mar	Iberia Express
26 Mar - 04 Apr	Iberia
28 Mar - 03 Apr	Iberia
27 Mar - 10 Apr	Vueling Airlines
27 Mar - 04 Apr	Vueling Airlines
30 Mar - 05 Apr	Vueling Airlines
27 Mar - 05 Apr	Vueling Airlines
28 Mar - 05 Apr	Vueling Airlines

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 $263

Return flights