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

American AirlinesAAAmerican Airlines
Round Trip•Business Class
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
United StatesORD

O'Hare International Airport

Chicago, United States
$563 USD
-24%$426 USD
Verified 12 days ago
Fair Availability
23% of dates checked are available within 10% of the lowest price

Tuesday, August 4th, 2026

9 round-trip options

Returning
Mon, Aug 10, 2026•6 Day Trip
$509 USD
Google Flights
Returning
Tue, Aug 11, 2026•7 Day Trip
$457 USD
Google Flights
Returning
Wed, Aug 12, 2026•8 Day Trip
$426 USD
Google Flights
Returning
Thu, Aug 13, 2026•9 Day Trip
$509 USD
Google Flights
Returning
Fri, Aug 14, 2026•10 Day Trip
$540 USD
Google Flights
Returning
Sat, Aug 15, 2026•11 Day Trip
$457 USD
Google Flights
Returning
Sun, Aug 16, 2026•12 Day Trip
$478 USD
Google Flights
Returning
Mon, Aug 17, 2026•13 Day Trip
$509 USD
Google Flights
Returning
Tue, Aug 18, 2026•14 Day Trip
$457 USD
Google Flights