Cheapest return flights from Houston to Istanbul in May from 614€

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

Return flights

05 May - 17 May Spirit Airlines
12 May - 20 May Spirit Airlines
01 May - 15 May Spirit Airlines
02 May - 16 May Spirit Airlines
07 May - 22 May Spirit Airlines
02 May - 09 May Spirit Airlines
05 May - 08 May KLM
04 May - 07 May Air France
24 May - 07 Jun KLM
27 May - 06 Jun KLM
18 May - 05 Jun Spirit Airlines
28 May - 01 Jun KLM
05 May - 17 May Turkish Airlines direct
21 May - 04 Jun Air France
29 May - 25 Jun KLM
02 May - 09 May Turkish Airlines direct
29 May - 28 Jun WestJet
21 May - 04 Jun Turkish Airlines direct
18 May - 05 Jun Turkish Airlines direct
24 May - 07 Jun Turkish Airlines direct

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

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