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

Return flights

04 Sep - 04 Oct	Volaris	direct
03 Sep - 09 Sep	Volaris	direct
16 Sep - 18 Sep	Volaris	direct
26 Sep - 05 Oct	Volaris	direct
11 Sep - 18 Sep	Volaris	direct
23 Sep - 24 Sep	Volaris
23 Sep - 25 Sep	Volaris
19 Sep - 22 Sep	Viva
04 Sep - 09 Sep	Volaris	direct
23 Sep - 24 Sep	Volaris	direct
23 Sep - 25 Sep	Volaris	direct
05 Sep - 08 Sep	Viva
25 Sep - 13 Oct	Volaris	direct
25 Sep - 14 Oct	Volaris	direct
27 Sep - 01 Oct	Volaris	direct
29 Sep - 02 Oct	Volaris	direct
19 Sep - 07 Oct	Viva
21 Sep - 07 Oct	Viva
24 Sep - 07 Oct	Viva
22 Sep - 07 Oct	Viva

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 152€

Return flights