
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $175 (Air Canada) |
One-way from | $100 (SmartFares) |
Popular in | February |
Cheapest in | January |
Average price | $467 |
Good round-trip deal | $292 or less |
Good one-way deal | $220 or less |
Fly from
Fly to
Route
Depart
Return
Price
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Sun 5/24
6:30 pm-8:08 pm
Nonstop2h 38m
Chicago O'Hare Intl
Fri 5/29
8:45 am-12:00 pm
Nonstop2h 15m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Sat 4/11
11:23 am-6:25 pm
1 stop8h 02m
Chicago O'Hare Intl
Sat 4/18
7:13 am-10:40 am
Nonstop2h 27m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Mon 5/4
6:35 pm-11:44 pm
1 stop6h 09m
Chicago O'Hare Intl
Sat 5/9
6:03 pm-9:26 pm
Nonstop2h 23m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Thu 4/9
11:23 am-4:04 pm
1 stop5h 41m
Chicago O'Hare Intl
Mon 4/13
4:20 pm-12:13 am
1 stop6h 53m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Fri 5/1
6:35 pm-7:26 am
1 stop13h 51m
Chicago O'Hare Intl
Mon 5/4
2:25 pm-12:13 am
1 stop8h 48m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Fri 6/5
9:45 am-11:20 am
Nonstop2h 35m
Chicago O'Hare Intl
Sat 6/6
8:40 am-12:10 am
1 stop14h 30m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Tue 3/31
4:55 pm-6:47 pm
Nonstop2h 52m
Chicago O'Hare Intl
Sat 4/4
7:13 am-10:40 am
Nonstop2h 27m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Wed 3/4
4:45 pm-6:45 pm
Nonstop3h 00m
Chicago O'Hare Intl
Tue 3/17
8:50 am-7:48 pm
1 stop9h 58m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Sat 4/18
4:55 pm-6:47 pm
Nonstop2h 52m
Chicago O'Hare Intl
Tue 4/21
8:45 am-2:40 pm
1 stop4h 55m
MontrealChicago
YUL - ORD
YULORD
Montreal Pierre Elliott Trudeau Intl
Tue 3/31
4:55 pm-6:47 pm
Nonstop2h 52m
Chicago O'Hare Intl
Sun 4/5
6:00 am-1:09 pm
1 stop6h 09m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago O'Hare Intl Airport is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago O'Hare Intl Airport (average of $158). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Montreal Pierre Elliott Trudeau Intl Airport to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 48% on the cost of your flight, compared to a flight in the evening.
Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Chicago O'Hare Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Food
Entertainment
Overall
Crew
Comfort
Boarding
Reviews
Gerry,Jan 2026
YVR - DEN
Food
Entertainment
Overall
Crew
Comfort
Boarding
Reviews
Gerry,Jan 2026
YVR - DEN
Food
Entertainment
Overall
Crew
Comfort
Boarding
Reviews
Gerry,Jan 2026
YVR - DEN
Food
Entertainment
Overall
Crew
Comfort
Boarding
Reviews
Gerry,Jan 2026
YVR - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$325 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$189 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$267 | Average$389 | FlexibilityNo cancel fee | On-time69% |