Montreal (YUL) to Chicago (ORD) flight deal in business from $426

Tuesday, October 6th, 2026

8 round-trip options

Returning
Mon, Oct 12, 20266 Day Trip
$664 USD
Returning
Tue, Oct 13, 20267 Day Trip
$494 USD
Returning
Thu, Oct 15, 20269 Day Trip
$665 USD
Returning
Fri, Oct 16, 202610 Day Trip
$634 USD
Returning
Sat, Oct 17, 202611 Day Trip
$463 USD
Returning
Sun, Oct 18, 202612 Day Trip
$489 USD
Returning
Mon, Oct 19, 202613 Day Trip
$547 USD
Returning
Tue, Oct 20, 202614 Day Trip
$432 USD