AirHint found the following cheapest return flights from Chicago (ORD) to Mexico City (MEX) in November 2025 (see full year).

Return flights

29 Nov - 09 Dec	Viva
29 Nov - 10 Dec	Viva
29 Nov - 15 Dec	Viva
29 Nov - 06 Dec	Viva
29 Nov - 12 Dec	Viva
29 Nov - 11 Dec	Viva
29 Nov - 08 Dec	Viva
28 Nov - 09 Dec	Viva
28 Nov - 15 Dec	Viva
28 Nov - 10 Dec	Viva
29 Nov - 30 Nov	Viva
28 Nov - 30 Nov	Viva
28 Nov - 29 Nov	Viva
28 Nov - 28 Nov	Viva	direct
30 Nov - 30 Nov	Viva
29 Nov - 29 Nov	Viva
28 Nov - 29 Nov	Viva	direct
29 Nov - 29 Nov	Viva	direct
29 Nov - 30 Nov	Viva	direct
30 Nov - 30 Nov	Viva	direct

Also check the deals for one-way flights from Chicago to Mexico City in November.

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 Mexico City in November from 256€

Return flights