Montreal to Chicago flights

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Lowest observed

€163

Average observed

€191

Cheapest month

November 2026

Last checked

9 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €163

Below average

3 Nov 2026

United Airlines · Non-stop · One way

Cheapest observed day · Last checked: 3 Oct 2026

Departure

16:45

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Lowest observed: €163, departing 3 Nov 2026 (Last checked: 3 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 5Check live prices for this route
Airlines seen: Air Canada, Porter Airlines Canada, United Airlines
Reported fastest flight: 2h 50m
Non-stop: Yes

Short answer

We have seen Air Canada fares from Montreal to Chicago, non-stop. The lowest fare our own searches returned is €163, seen on 3 Oct 2026. The average across the fares we caught is €191. November 2026 is the cheapest month in our observations, at €163. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Montreal to Chicago. Prices move often, so pick your dates to see the latest options.

Route distance: 1,200 km
Reported fastest flight: 2h 50m
Airlines seen: Air Canada, Porter Airlines Canada, United Airlines
Alternative airports: YHU, YMX, CGX, DPA, MDW, PWK, RFD

Route-level information; individual journeys vary.
Published schedules report non-stop service with Air Canada. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Non-stop airlines seen on this route

Non-stop airlines seen on this route
Airline	Non-stop days / priced days	Fastest non-stop
United Airlines	14 / 34

Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.

Airport to city: straight-line distance

Montréal / Saint-Hubert Metropolitan Airport (YHU) → Montreal, city gazetteer reference point (45.5089, -73.5542): ≈ 11 km.
Montreal / Pierre Elliott Trudeau International Airport (YUL) → Montreal, city gazetteer reference point (45.5089, -73.5542): ≈ 15 km.
Montreal Mirabel International Airport (YMX) → Montreal, city gazetteer reference point (45.5089, -73.5542): ≈ 42 km.
Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest one-way fare we saw per airline

Cheapest airline from Montreal to Chicago: United Airlines, from €163 (checked 3 Oct 2026).

Lowest one-way fare we saw per airline
Airline	Lowest fare	Priced days
United Airlines	€163Nov 3, 2026	20
Air Canada	€176Nov 4, 2026	5
Porter Airlines Canada	€189Nov 8, 2026	4

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Montreal to Chicago?

The lowest fare we have observed is €163, found on 3 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Montreal to Chicago?

In our observations November 2026 is the cheapest month so far, at €163.

Are there direct flights from Montreal to Chicago?

Yes. We have seen non-stop flights on this route, flown by Air Canada.

Which airlines fly from Montreal to Chicago?

These are the carriers we have seen on the route: Air Canada, Porter Airlines Canada, United Airlines.

How long does the flight from Montreal to Chicago take?

The average journey time across the 29 fares we observed is 4h 49m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Montreal to Chicago fares were non-stop?

22 of the 37 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

Which airlines had non-stop offers on at least 3 departure dates from Montreal to Chicago?

For Montreal to Chicago, examples of observed one-way non-stop offers checked within the last 14 days: United Airlines (14). Each number counts distinct departure dates, not weekly flights; check current availability in search.

Which airline has the lowest fare from Montreal to Chicago?

Cheapest airline from Montreal to Chicago: United Airlines, from €163 (checked 3 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide