Cheapest return flights from Houston to Istanbul in December from 575€

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

Return flights

03 Dec - 09 Dec Spirit Airlines
06 Dec - 09 Jan Air France
08 Dec - 22 Dec Air France
11 Dec - 25 Dec Air France
11 Dec - 16 Dec Air France
03 Dec - 09 Dec Turkish Airlines direct
14 Dec - 28 Dec Frontier Airlines
25 Dec - 08 Jan Delta
08 Dec - 22 Dec Turkish Airlines direct
24 Dec - 01 Jan Lufthansa
11 Dec - 16 Dec Turkish Airlines direct
11 Dec - 25 Dec Turkish Airlines direct
17 Dec - 31 Dec Air France
25 Dec - 08 Jan Turkish Airlines direct
06 Dec - 09 Jan Turkish Airlines direct
22 Dec - 05 Jan Air France
20 Dec - 05 Jan British Airways
24 Dec - 01 Jan Turkish Airlines direct
22 Dec - 05 Jan Turkish Airlines direct
20 Dec - 05 Jan Turkish Airlines direct

Also check the deals for one-way 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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