Cheapest return flights from Montreal to Chicago in December from 140€

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

Return flights

02 Dec - 09 Dec Porter Airlines (Canada) Ltd
04 Dec - 11 Dec Porter Airlines (Canada) Ltd
03 Dec - 10 Dec Porter Airlines (Canada) Ltd
05 Dec - 12 Dec Porter Airlines (Canada) Ltd
02 Dec - 03 Dec Porter Airlines (Canada) Ltd
02 Dec - 05 Dec Porter Airlines (Canada) Ltd
02 Dec - 07 Dec Porter Airlines (Canada) Ltd
02 Dec - 11 Dec Porter Airlines (Canada) Ltd
02 Dec - 02 Dec Porter Airlines (Canada) Ltd
02 Dec - 04 Dec Porter Airlines (Canada) Ltd
30 Dec - 06 Jan Porter Airlines (Canada) Ltd
31 Dec - 07 Jan Porter Airlines (Canada) Ltd
27 Dec - 06 Jan Porter Airlines (Canada) Ltd
12 Dec - 01 Jan Porter Airlines (Canada) Ltd
16 Dec - 06 Jan Porter Airlines (Canada) Ltd
18 Dec - 06 Jan Porter Airlines (Canada) Ltd
18 Dec - 07 Jan Porter Airlines (Canada) Ltd
20 Dec - 06 Jan Porter Airlines (Canada) Ltd
20 Dec - 08 Jan Porter Airlines (Canada) Ltd
20 Dec - 07 Jan Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Montreal to Chicago in December.

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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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