Cheapest return flights from Houston to Istanbul in October from 512€

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

Return flights

13 Oct - 05 Nov Frontier Airlines
15 Oct - 05 Nov Frontier Airlines
14 Oct - 05 Nov Frontier Airlines
08 Oct - 06 Nov Spirit Airlines
02 Oct - 08 Oct Frontier Airlines
07 Oct - 16 Oct Frontier Airlines
01 Oct - 22 Oct Spirit Airlines
18 Oct - 22 Oct Frontier Airlines
19 Oct - 26 Oct Frontier Airlines
08 Oct - 15 Oct Frontier Airlines
13 Oct - 20 Oct Frontier Airlines
03 Oct - 07 Oct Frontier Airlines
11 Oct - 20 Oct Frontier Airlines
06 Oct - 01 Nov Spirit Airlines
24 Oct - 15 Nov Spirit Airlines
19 Oct - 02 Nov Frontier Airlines
31 Oct - 02 Nov Air France
07 Oct - 23 Oct Frontier Airlines
25 Oct - 27 Nov Frontier Airlines
15 Oct - 05 Nov Turkish Airlines direct

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

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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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