AirHint found the following cheapest return flights from Morelia (MLM) to Houston (IAH) in December 2025 (see full year).

Return flights

31 Dec - 12 Jan	Viva
15 Dec - 02 Jan	Viva
14 Dec - 02 Jan	Viva
28 Dec - 12 Jan	Viva
01 Dec - 10 Dec	Viva
15 Dec - 31 Dec	Viva
31 Dec - 02 Jan	Viva
01 Dec - 11 Dec	Viva
10 Dec - 11 Dec	Viva
10 Dec - 29 Dec	Viva
10 Dec - 30 Dec	Viva
15 Dec - 29 Dec	Viva
15 Dec - 30 Dec	Viva
14 Dec - 31 Dec	Viva
14 Dec - 29 Dec	Viva
20 Dec - 10 Jan	Volaris
28 Dec - 02 Jan	Viva
20 Dec - 05 Jan	United	direct
20 Dec - 10 Jan	United	direct
28 Dec - 02 Jan	United	direct

Also check the deals for one-way flights from Morelia to Houston in December.

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 Morelia to Houston in December from 285€

Return flights