Cheapest one-way flights from Houston to Istanbul in December from $319

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

One-Way flights

03 Dec WestJet
01 Dec Frontier Airlines
04 Dec WestJet
08 Dec WestJet
15 Dec Spirit Airlines
29 Dec Spirit Airlines
16 Dec Spirit Airlines
03 Dec IndiGo direct
04 Dec IndiGo direct
08 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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