AirHint found the following cheapest return flights from Austin (AUS) to Monterrey (MTY) in October 2025 (see full year).

Return flights

12 Oct - 13 Oct	Viva	direct
10 Oct - 13 Oct	Viva	direct
01 Oct - 13 Oct	Viva	direct
31 Oct - 21 Nov	Viva	direct
17 Oct - 22 Oct	Viva	direct
12 Oct - 22 Oct	Viva	direct
10 Oct - 22 Oct	Viva	direct
19 Oct - 22 Oct	Viva	direct
01 Oct - 22 Oct	Viva	direct
31 Oct - 09 Nov	Viva	direct
31 Oct - 12 Nov	Viva	direct
19 Oct - 09 Nov	Viva	direct
01 Oct - 10 Oct	Viva	direct
17 Oct - 03 Nov	Viva	direct
31 Oct - 03 Nov	Viva	direct
19 Oct - 03 Nov	Viva	direct
17 Oct - 19 Oct	Viva	direct
22 Oct - 09 Nov	Viva	direct
22 Oct - 12 Nov	Viva	direct
22 Oct - 03 Nov	Viva	direct

Also check the deals for one-way flights from Austin to Monterrey in October.

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 Austin to Monterrey in October from 209€

Return flights