Cheapest return flights from Seattle to Istanbul in October from $744

AirHint found the following cheapest return flights from Seattle (SEA) to Istanbul (SAW) in October 2025 (see full year).

Return flights

27 Oct - 05 Nov Icelandair
08 Oct - 17 Oct Lufthansa
20 Oct - 29 Oct WestJet
21 Oct - 15 Nov WestJet
15 Oct - 08 Nov WestJet
20 Oct - 30 Oct WestJet
15 Oct - 29 Oct Lufthansa
05 Oct - 10 Nov KLM
29 Oct - 12 Nov KLM
09 Oct - 17 Oct Icelandair
03 Oct - 06 Oct Icelandair
02 Oct - 15 Oct Icelandair
01 Oct - 20 Oct KLM
01 Oct - 12 Oct KLM
07 Oct - 01 Nov Hawaiian Airlines
31 Oct - 09 Nov Scandinavian Airlines
06 Oct - 01 Nov Hawaiian Airlines
11 Oct - 01 Nov Hawaiian Airlines
15 Oct - 27 Oct Qatar Airways
25 Oct - 12 Nov Qatar Airways

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

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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