AirHint found the following cheapest return flights from Seattle (SEA) to Istanbul (SAW) in June 2026 (see full year).
Return flights
| 17 Jun - 27 Jun | Aer Lingus | ||
| 17 Jun - 20 Jun | WestJet | ||
| 20 Jun - 18 Jul | WestJet | ||
| 29 Jun - 13 Jul | Icelandair | ||
| 26 Jun - 10 Jul | Finnair |
Also check the deals for one-way flights from Seattle to Istanbul in June.
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