AirHint found the following cheapest return flights from Mexico City (MEX) to Dallas-Fort Worth (DFW) in September 2025 (see full year).

Return flights

24 Sep - 24 Sep	Volaris	direct
24 Sep - 01 Oct	Volaris	direct
22 Sep - 27 Sep	Viva
30 Sep - 09 Oct	Viva
24 Sep - 14 Oct	Viva
24 Sep - 07 Oct	Viva
24 Sep - 30 Sep	Volaris	direct
24 Sep - 04 Oct	Viva
24 Sep - 13 Oct	Viva
24 Sep - 06 Oct	Viva
30 Sep - 14 Oct	Viva
30 Sep - 18 Oct	Viva
30 Sep - 15 Oct	Viva
23 Sep - 30 Sep	Volaris	direct
23 Sep - 24 Sep	Viva
27 Sep - 30 Sep	Volaris	direct
23 Sep - 26 Sep	Viva
26 Sep - 30 Sep	Volaris	direct
25 Sep - 27 Sep	Viva
20 Sep - 26 Sep	Volaris	direct

Also check the deals for one-way flights from Mexico City to Dallas-Fort Worth 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 Dallas-Fort Worth

Cheap car rent in Dallas-Fort Worth

Cheapest return flights from Mexico City to Dallas-Fort Worth in September from $227

Return flights