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

Return flights

15 Apr - 29 Apr	easyJet
16 Apr - 30 Apr	Fly Play	direct
07 Apr - 12 Apr	easyJet
06 Apr - 11 Apr	easyJet
01 Apr - 05 Apr	easyJet
01 Apr - 05 Apr	Icelandair	direct
29 Apr - 29 Apr	Ryanair
30 Apr - 30 Apr	Ryanair
06 Apr - 11 Apr	Icelandair	direct
07 Apr - 12 Apr	Icelandair	direct

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

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 April from $262

Return flights