Cheapest return flights from Houston to Istanbul in January from 454€

AirHint found the following cheapest return flights from Houston (HOU) to Istanbul (IST) in January 2026 (see full year).

Return flights

13 Jan - 20 Jan Air Canada
23 Jan - 14 Feb Lufthansa
15 Jan - 29 Jan Lufthansa
30 Jan - 02 Feb Lufthansa
14 Jan - 21 Jan Delta
12 Jan - 26 Jan KLM
01 Jan - 19 Feb Air France
12 Jan - 19 Jan Delta
22 Jan - 05 Feb Delta
13 Jan - 20 Jan Turkish Airlines direct
08 Jan - 15 Jan Turkish Airlines direct
15 Jan - 18 Jan Lufthansa
14 Jan - 21 Jan Turkish Airlines direct
01 Jan - 19 Feb Turkish Airlines direct
15 Jan - 29 Jan Turkish Airlines direct
30 Jan - 02 Feb Turkish Airlines direct
23 Jan - 14 Feb Turkish Airlines direct

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

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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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