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

Return flights

05 May - 19 May	Spirit Airlines
13 May - 22 May	Austrian Airlines
11 May - 25 May	KLM
18 May - 30 May	Brussels Airlines
24 May - 09 Jun	Air Canada
26 May - 30 May	Air Canada
24 May - 08 Jun	Spirit Airlines
21 May - 08 Jun	Air Canada
24 May - 15 Jun	Brussels Airlines
28 May - 11 Jun	Spirit Airlines
31 May - 07 Jun	Spirit Airlines
26 May - 29 May	Qatar Airways
28 May - 07 Jun	Qatar Airways

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

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Houston to Istanbul in May from $710

Return flights