Cheapest return flights from Seattle to Istanbul in June from $853

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

Return flights

10 Jun - 24 Jun KLM
17 Jun - 27 Jun Icelandair
29 Jun - 06 Jul SWISS
17 Jun - 03 Jul WestJet
20 Jun - 18 Jul Icelandair
16 Jun - 02 Jul Icelandair
18 Jun - 30 Jun Icelandair
13 Jun - 29 Jun WestJet
13 Jun - 27 Jun Air Canada
14 Jun - 02 Jul Air Canada
25 Jun - 27 Jul Aer Lingus
29 Jun - 06 Jul Turkish Airlines direct
18 Jun - 30 Jun Turkish Airlines direct
10 Jun - 24 Jun Turkish Airlines direct
16 Jun - 02 Jul Turkish Airlines direct
20 Jun - 18 Jul Turkish Airlines direct
17 Jun - 03 Jul Turkish Airlines direct
17 Jun - 27 Jun Turkish Airlines direct
13 Jun - 27 Jun Turkish Airlines direct
13 Jun - 29 Jun Turkish Airlines direct

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

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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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