Cheapest return flights from Houston to Keflavik in January from $746

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

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

Return flights

01 Jan - 09 Jan British Airways
08 Jan - 16 Jan British Airways
04 Jan - 11 Jan British Airways
07 Jan - 15 Jan jetBlue
05 Jan - 13 Jan jetBlue
04 Jan - 12 Jan jetBlue
03 Jan - 11 Jan British Airways
03 Jan - 10 Jan jetBlue
06 Jan - 14 Jan jetBlue
02 Jan - 10 Jan jetBlue

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

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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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