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 13 days ago
Fair Availability
23% of dates checked are available within 10% of the lowest price

Wednesday, July 29th, 2026

9 round-trip options

Returning
Tue, Aug 4, 2026•6 Day Trip
$603 USD
Google Flights
Returning
Wed, Aug 5, 2026•7 Day Trip
$568 USD
Google Flights
Returning
Thu, Aug 6, 2026•8 Day Trip
$726 USD
Google Flights
Returning
Fri, Aug 7, 2026•9 Day Trip
$639 USD
Google Flights
Returning
Sat, Aug 8, 2026•10 Day Trip
$550 USD
Google Flights
Returning
Sun, Aug 9, 2026•11 Day Trip
$495 USD
Google Flights
Returning
Mon, Aug 10, 2026•12 Day Trip
$557 USD
Google Flights
Returning
Tue, Aug 11, 2026•13 Day Trip
$550 USD
Google Flights
Returning
Wed, Aug 12, 2026•14 Day Trip
$519 USD
Google Flights