Cheapest one-way flights from Houston to Istanbul in December from 306€

AirHint found the following cheapest one-way flights from Houston (IAH) to Istanbul (IST) in December 2025 (see full year).

One-Way flights

02 Dec Spirit Airlines
06 Dec Spirit Airlines
30 Dec Frontier Airlines
07 Dec Spirit Airlines
15 Dec Spirit Airlines
04 Dec Frontier Airlines
29 Dec Frontier Airlines
26 Dec Spirit Airlines
29 Dec Turkish Airlines direct
30 Dec Turkish Airlines direct

Also check the deals for return flights from Houston to Istanbul in December.

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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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