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

Return flights

22 Jun - 27 Jun	Spirit Airlines
25 Jun - 03 Jul	Spirit Airlines
24 Jun - 04 Jul	Spirit Airlines
29 Jun - 16 Jul	Air France
18 Jun - 26 Jun	WestJet
24 Jun - 05 Jul	Spirit Airlines
28 Jun - 03 Jul	Spirit Airlines
23 Jun - 12 Jul	Spirit Airlines
21 Jun - 26 Jun	Spirit Airlines
21 Jun - 27 Jun	Spirit Airlines
25 Jun - 16 Jul	Spirit Airlines
24 Jun - 29 Jun	Spirit Airlines
24 Jun - 25 Jul	Spirit Airlines
24 Jun - 26 Jul	Spirit Airlines
25 Jun - 25 Jul	Spirit Airlines
19 Jun - 26 Jun	KLM
19 Jun - 30 Jun	Frontier Airlines
18 Jun - 26 Jun	Turkish Airlines	direct
22 Jun - 27 Jun	Turkish Airlines	direct
24 Jun - 29 Jun	Turkish Airlines	direct

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

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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Cheapest return flights from Houston to Istanbul in June from $989

Return flights