Cheapest return flights from Houston to Athens in September from 615€

Best time to book flights for Houston (IAH) to Athens (ATH) flights at AirHint

AirHint found the following cheapest return flights from Houston (IAH) to Athens (ATH) in September 2025 (see full year).

Return flights

22 Sep - 29 Sep Turkish Airlines
24 Sep - 01 Oct Turkish Airlines
04 Sep - 11 Sep Turkish Airlines
25 Sep - 02 Oct Turkish Airlines
23 Sep - 30 Sep Turkish Airlines
17 Sep - 24 Sep Turkish Airlines
21 Sep - 28 Sep Turkish Airlines
28 Sep - 05 Oct Turkish Airlines
16 Sep - 23 Sep Turkish Airlines
15 Sep - 22 Sep Turkish Airlines
30 Sep - 07 Oct Turkish Airlines
05 Sep - 12 Sep Turkish Airlines
26 Sep - 03 Oct Turkish Airlines
20 Sep - 27 Sep Turkish Airlines
27 Sep - 04 Oct Turkish Airlines
18 Sep - 25 Sep Turkish Airlines
09 Sep - 20 Oct Condor

Also check the deals for one-way flights from Houston to Athens in September.

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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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