Cheapest return flights from Houston to Keflavik in April from 510€

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

Return flights

07 Apr - 14 Apr Finnair
14 Apr - 21 Apr Finnair
06 Apr - 13 Apr Lufthansa
13 Apr - 20 Apr Lufthansa
09 Apr - 16 Apr Finnair
16 Apr - 23 Apr Finnair
19 Apr - 26 Apr Finnair
27 Apr - 09 May Lufthansa
12 Apr - 19 Apr Finnair
11 Apr - 18 Apr Lufthansa
18 Apr - 25 Apr Lufthansa

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

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