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

Return flights

10 Sep - 17 Sep	Spirit Airlines
26 Sep - 08 Oct	Spirit Airlines
18 Sep - 09 Oct	Spirit Airlines
01 Sep - 01 Oct	Turkish Airlines
01 Sep - 24 Sep	Spirit Airlines
19 Sep - 26 Sep	Spirit Airlines
18 Sep - 21 Sep	Turkish Airlines
01 Sep - 24 Sep	United	direct
10 Sep - 17 Sep	United	direct
18 Sep - 09 Oct	United	direct
18 Sep - 21 Sep	United	direct

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

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 Munich

Cheap car rent in Munich

Cheapest return flights from Houston to Munich in September from $624

Return flights