AirHint found the following cheapest return flights from Pittsburgh (PIT) to Keflavik (KEF) in June 2026 (see full year).
Return flights
| 15 Jun - 21 Jun | Icelandair | direct | |
| 15 Jun - 19 Jun | Icelandair | direct | |
| 03 Jun - 07 Jun | Icelandair | direct | |
| 17 Jun - 21 Jun | Icelandair | direct | |
| 05 Jun - 14 Jun | Icelandair | direct | |
| 01 Jun - 05 Jun | KLM |
Also check the deals for one-way flights from Pittsburgh to Keflavik in June.
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