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

Saturday, August 22nd, 2026

9 round-trip options

Returning
Fri, Aug 28, 2026•6 Day Trip
$540 USD
Google Flights
Returning
Sat, Aug 29, 2026•7 Day Trip
$463 USD
Google Flights
Returning
Sun, Aug 30, 2026•8 Day Trip
$490 USD
Google Flights
Returning
Mon, Aug 31, 2026•9 Day Trip
$514 USD
Google Flights
Returning
Tue, Sep 1, 2026•10 Day Trip
$432 USD
Google Flights
Returning
Wed, Sep 2, 2026•11 Day Trip
$488 USD
Google Flights
Returning
Thu, Sep 3, 2026•12 Day Trip
$634 USD
Google Flights
Returning
Fri, Sep 4, 2026•13 Day Trip
$596 USD
Google Flights
Returning
Sat, Sep 5, 2026•14 Day Trip
$432 USD
Google Flights