Cheapest return flights from Houston to Keflavik in June from $574

Best time to book flights for Houston (HOU) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Houston (HOU) to Keflavik (KEF) in June 2025 (see full year).

Return flights

16 Jun - 23 Jun Spirit Airlines
14 Jun - 23 Jun Spirit Airlines
13 Jun - 23 Jun Spirit Airlines
13 Jun - 21 Jun Spirit Airlines
17 Jun - 24 Jun Spirit Airlines
24 Jun - 01 Jul WestJet
25 Jun - 02 Jul Frontier Airlines
12 Jun - 15 Jun Spirit Airlines
27 Jun - 04 Jul Frontier Airlines
28 Jun - 05 Jul Frontier Airlines
13 Jun - 22 Jun Spirit Airlines
30 Jun - 07 Jul Spirit Airlines
26 Jun - 03 Jul Spirit Airlines
29 Jun - 06 Jul Air France

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

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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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