AirHint found the following cheapest return flights from Dallas (DAL) to Nice (NCE) in September 2025 (see full year).

Return flights

08 Sep - 01 Oct	Delta
03 Sep - 10 Sep	Delta
02 Sep - 23 Sep	Air France
17 Sep - 08 Oct	Air France
16 Sep - 07 Oct	Air France
02 Sep - 08 Sep	Air France
07 Sep - 16 Sep	Air France
09 Sep - 21 Oct	Air France
04 Sep - 08 Sep	KLM
17 Sep - 21 Sep	Delta
09 Sep - 30 Sep	Air France
10 Sep - 01 Oct	Air France
15 Sep - 21 Sep	Air France

Also check the deals for one-way flights from Dallas to Nice 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 Dallas to Nice in September from 496€

Return flights