AirHint found the following cheapest return flights from Cardiff (CWL) to Rhodos (RHO) in September 2025 (see full year).

Return flights

17 Sep - 24 Sep	TUI	direct
17 Sep - 27 Sep	TUI
06 Sep - 13 Sep	TUI	direct
10 Sep - 13 Sep	Vueling Airlines
17 Sep - 27 Sep	TUI	direct
13 Sep - 20 Sep	TUI
13 Sep - 27 Sep	TUI
10 Sep - 17 Sep	Vueling Airlines
10 Sep - 24 Sep	Vueling Airlines
20 Sep - 27 Sep	TUI
27 Sep - 04 Oct	Ryanair
27 Sep - 04 Oct	TUI	direct

Also check the deals for one-way flights from Cardiff to Rhodos 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.

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Cheapest return flights from Cardiff to Rhodos in September from $186

Return flights