Cheapest return flights from Seattle to Istanbul in June from $827

AirHint found the following cheapest return flights from Seattle (SEA) to Istanbul (IST) in June 2026 (see full year).

Return flights

07 Jun - 18 Jun Air France
14 Jun - 28 Jun KLM
17 Jun - 27 Jun Alaska Airlines
18 Jun - 28 Jun KLM
17 Jun - 01 Jul Turkish Airlines direct
17 Jun - 27 Jun Turkish Airlines direct
07 Jun - 18 Jun Turkish Airlines direct
18 Jun - 28 Jun Turkish Airlines direct
14 Jun - 28 Jun Turkish Airlines direct

Also check the deals for one-way flights from Seattle to Istanbul in June.

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