Cheapest month: January 2027, tickets from $187. Prices come from searches over the last few days; check the search for your exact date.
The most expensive month is November 2026: from $237. The average across months is $207.
Montreal to Chicago flight schedule
40 flights a week, 6 today, 12 seasonal or one-off. Departure and arrival times are local.
FlightDepartsArrivesDurationDaysAircraft
UA 3600
United Airlines
06:00Montreal-Pierre Elliott Trudeau International
08:00, terminal 2
3h
Daily
Embraer 175
AC 8477
Air Canada
09:25Montreal-Pierre Elliott Trudeau International
11:07, terminal 2
2h 42m
Daily
Canadair Regional Jet 900
AA 3602
American Airlines
12:10Montreal-Pierre Elliott Trudeau International
14:15, terminal 3
3h 5m
Daily
Embraer EMB 175
AC 523
Air Canada
13:10Montreal-Pierre Elliott Trudeau International
15:00, terminal 2
2h 50m
Mon, Fri
Airbus A220-300
AC 8481
Air Canada
13:10Montreal-Pierre Elliott Trudeau International
15:02, terminal 2
2h 52m
Tue, Wed, Thu, Fri, Sat, Sun
Embraer EMB 175
UA 3549
United Airlines
16:45Montreal-Pierre Elliott Trudeau International
18:46, terminal 2
3h 1m
Daily
Embraer 175
AC 8483
Air Canada
18:10Montreal-Pierre Elliott Trudeau International
19:52, terminal 2
2h 42m
Tue, Thu, Fri, Sat
Embraer EMB 175
Seasonal and one-off flights
Not operating in the next two weeks. The first of them is on 2 December.
FlightDepartsArrivesDurationDaysAircraft
AA 3600
American Airlines
12:08Montreal-Pierre Elliott Trudeau International
14:13, terminal 3
3h 5m
Seasonal
Embraer EMB 175
AC 8481
Air Canada
13:20Montreal-Pierre Elliott Trudeau International
15:12, terminal 2
2h 52m
Seasonal
Canadair Regional Jet 900
AA 3519
American Airlines
16:00Montreal-Pierre Elliott Trudeau International
18:05, terminal 3
3h 5m
Seasonal
Embraer EMB 175
AA 3600
American Airlines
12:10Montreal-Pierre Elliott Trudeau International
14:15, terminal 3
3h 5m
Seasonal
Embraer EMB 175
UA 3600
United Airlines
06:10Montreal-Pierre Elliott Trudeau International
07:50, terminal 2
2h 40m
Seasonal
Embraer 175
AA 3600
American Airlines
12:06Montreal-Pierre Elliott Trudeau International
14:11, terminal 3
3h 5m
Seasonal
Embraer 170
AA 3600
American Airlines
12:30Montreal-Pierre Elliott Trudeau International
14:10, terminal 3
2h 40m
Seasonal
Embraer EMB 175
AC 8477
Air Canada
09:35Montreal-Pierre Elliott Trudeau International
11:13, terminal 2
2h 38m
Seasonal
Embraer EMB 175
AC 8479
Air Canada
13:00Montreal-Pierre Elliott Trudeau International
14:38, terminal 2
2h 38m
Seasonal
Embraer EMB 175
AC 8481
Air Canada
18:10Montreal-Pierre Elliott Trudeau International
19:48, terminal 2
2h 38m
Seasonal
Embraer EMB 175
AA 3602
American Airlines
17:33Montreal-Pierre Elliott Trudeau International
19:18, terminal 3
2h 45m
Seasonal
Embraer EMB 175
AA 3602
American Airlines
17:30Montreal-Pierre Elliott Trudeau International
19:14, terminal 3
2h 44m
Seasonal
Embraer EMB 175
Days of the week are taken from the schedule for the next 14 days; schedules change by season. Chicago is 1 hour behind Montreal. The search shows seat availability and the price for your date.
Airlines flying Montreal to Chicago
Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches
Best time to visit: May, June, July, August, September and October, +18° to +27° by day. In November it is +10° by day and +2° at night, with 7 rainy days.
Jan
0°−7°10 days
Feb
+2°−6°7 days
Mar
+9°0°12 days
Apr
+14°+5°13 days
May
+19°+10°11 days
Jun
+27°+17°9 days
Jul
+27°+19°12 days
Aug
+27°+19°10 days
Sep
+24°+16°7 days
Oct
+18°+10°11 days
Nov
+10°+2°7 days
Dec
+4°−3°10 days
Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.
Frequently asked questions
How long is the flight from Montreal to Chicago?
A nonstop flight takes 2 hours 50 minutes on average, from 2h 38m to 3h 5m depending on the flight.
How far is Chicago from Montreal?
746 mi (1,200 km) in a straight line between the cities.
Which airlines fly nonstop from Montreal to Chicago?
Air Canada (19 a week), United Airlines (14 a week) and American Airlines (7 a week).
How many flights a day are there from Montreal to Chicago?
6 flights today and 40 a week, about 5.7 a day on average.
When are the first and last flights from Montreal to Chicago?
The first departure is at 06:00 (UA3600), the last at 18:10 (AC8483). Local time.
What is the cheapest month to fly from Montreal to Chicago?
January 2027: tickets from $187. The most expensive is November 2026, from $237.
What is the cheapest upcoming date to fly from Montreal to Chicago?
11 January 2027 (Monday): from $187 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Montreal to Chicago?
American Airlines: nonstop tickets from $207 on 24 December by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Montreal and Chicago?
Chicago is 1 hour behind Montreal. Schedule times on this page are local to each airport.
Which Montreal airport do flights to Chicago leave from?
Montreal-Pierre Elliott Trudeau International (40 a week).
Air Canada
United Airlines
American Airlines
Air Canada: 5 flights, first departure at 09:25, last at 18:10, tickets from $238 on 20 November
MTWTFSS
Air Canada Montreal to Chicago
United Airlines: 2 flights, first departure at 06:00, last at 16:45
MTWTFSS
United Airlines Montreal to Chicago
American Airlines: 3 flights, departs at 12:10, tickets from $207 on 24 December
MTWTFSS
American Airlines Montreal to Chicago