Cheapest return flights from Austin to Keflavik in February from $668

AirHint found the following cheapest return flights from Austin (AUS) to Keflavik (KEF) in February 2026 (see full year).

Return flights

01 Feb - 08 Feb Frontier Airlines
03 Feb - 10 Feb Hawaiian Airlines
10 Feb - 17 Feb Spirit Airlines
02 Feb - 09 Feb Alaska Airlines
08 Feb - 15 Feb Frontier Airlines
04 Feb - 11 Feb Hawaiian Airlines
06 Feb - 13 Feb British Airways
05 Feb - 12 Feb Alaska Airlines
07 Feb - 14 Feb Alaska Airlines
09 Feb - 16 Feb Spirit Airlines

Also check the deals for one-way flights from Austin to Keflavik in February.

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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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