Cheapest return flights from Houston to Istanbul in May from $626

Best time to book flights for Houston (IAH) to Istanbul (IST) flights at AirHint

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

Return flights

02 May - 16 May Spirit Airlines
12 May - 15 May Spirit Airlines
07 May - 14 May Spirit Airlines
01 May - 14 May Spirit Airlines
09 May - 19 May Spirit Airlines
08 May - 18 May Spirit Airlines
01 May - 15 May Spirit Airlines
01 May - 21 May Spirit Airlines
20 May - 26 May Spirit Airlines
12 May - 30 May Spirit Airlines
27 May - 10 Jun Spirit Airlines
30 May - 12 Jun Spirit Airlines
31 May - 14 Jun Spirit Airlines
23 May - 01 Jun Spirit Airlines
30 May - 12 Jun Turkish Airlines direct
31 May - 14 Jun Turkish Airlines direct
23 May - 01 Jun Turkish Airlines direct
27 May - 10 Jun Turkish Airlines direct

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

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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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