Cheapest one-way flights from Seattle to Istanbul in May from 414€

Best time to book flights for Seattle (SEA) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest one-way flights from Seattle (SEA) to Istanbul (IST) in May 2025 (see full year).

One-Way flights

31 May WestJet
15 May Hawaiian Airlines
26 May Alaska Airlines
25 May Alaska Airlines
28 May Alaska Airlines
15 May Turkish Airlines direct
22 May Turkish Airlines direct
28 May Turkish Airlines direct
26 May Turkish Airlines direct
31 May Turkish Airlines direct

Also check the deals for return flights from Seattle to Istanbul in May.

Skyscanner

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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