Cheapest return flights from Montreal to Chicago in December from $410

AirHint found the following cheapest return flights from Montreal (YUL) to Chicago (MDW) in December 2026 (see full year).

Return flights

01 Dec - 08 Dec WestJet
02 Dec - 09 Dec WestJet
03 Dec - 10 Dec WestJet
04 Dec - 11 Dec WestJet
05 Dec - 12 Dec WestJet
06 Dec - 13 Dec WestJet
07 Dec - 14 Dec WestJet
08 Dec - 15 Dec WestJet
09 Dec - 16 Dec WestJet
11 Dec - 18 Dec WestJet
25 Dec - 01 Jan WestJet
26 Dec - 02 Jan WestJet

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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