Cheapest return flights from Houston to Istanbul in October from $702

Best time to book flights for Houston (IAH) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Houston (IAH) to Istanbul (IST) in October 2025 (see full year).

Return flights

12 Oct - 01 Nov Spirit Airlines
07 Oct - 14 Oct Spirit Airlines
06 Oct - 13 Oct Spirit Airlines
25 Oct - 08 Nov Spirit Airlines
05 Oct - 17 Oct Spirit Airlines
22 Oct - 05 Nov Lufthansa
07 Oct - 21 Oct Delta
07 Oct - 21 Oct Turkish Airlines direct
22 Oct - 05 Nov Turkish Airlines direct
10 Oct - 24 Oct Turkish Airlines direct
18 Oct - 31 Oct KLM
01 Oct - 12 Oct KLM
10 Oct - 23 Oct Lufthansa
18 Oct - 02 Nov Spirit Airlines
07 Oct - 14 Oct Turkish Airlines direct
25 Oct - 08 Nov Turkish Airlines direct
12 Oct - 01 Nov Turkish Airlines direct
18 Oct - 02 Nov Turkish Airlines direct

Also check the deals for one-way flights from Houston 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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