Cheapest return flights from Pittsburgh to Keflavik in August from $628

AirHint found the following cheapest return flights from Pittsburgh (PIT) to Keflavik (KEF) in August 2026 (see full year).

Return flights

19 Aug - 30 Aug Icelandair direct
09 Aug - 17 Aug Air Canada
07 Aug - 14 Aug Lufthansa
06 Aug - 13 Aug SWISS
10 Aug - 14 Aug Lufthansa
10 Aug - 16 Aug SWISS
07 Aug - 16 Aug Lufthansa
10 Aug - 14 Aug Icelandair direct
10 Aug - 16 Aug Icelandair direct
08 Aug - 16 Aug Air Canada

Also check the deals for one-way flights from Pittsburgh to Keflavik in August.

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