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

Return flights

01 Dec - 08 Dec	Volaris	direct
06 Dec - 13 Dec	Volaris	direct
10 Dec - 14 Dec	Volaris	direct
17 Dec - 06 Jan	Frontier Airlines
29 Dec - 12 Jan	Frontier Airlines	direct
24 Dec - 01 Jan	Frontier Airlines
23 Dec - 03 Jan	Frontier Airlines
24 Dec - 30 Dec	Frontier Airlines
24 Dec - 30 Dec	Frontier Airlines	direct
26 Dec - 30 Dec	Frontier Airlines	direct
24 Dec - 01 Jan	Frontier Airlines	direct
19 Dec - 30 Dec	Frontier Airlines
19 Dec - 02 Jan	Frontier Airlines
19 Dec - 01 Jan	Frontier Airlines
19 Dec - 04 Jan	Volaris
20 Dec - 02 Jan	Volaris	direct

Also check the deals for one-way flights from Chicago to Morelia 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 Chicago to Morelia in December from 413€

Return flights