Flight prices from Montreal to Chicago O'Hare

There’s no fixed price — fares between Montreal and Chicago can vary a lot by day or time.

The lowest fare seen in the past 15 days was Can$267.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports are most convenient between Montreal and Chicago?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Montreal: There are 2 airports in Montreal - Saint-Hubert, Trudeau International.
• Airports in Chicago: In Chicago you can fly to/from 3 airports - Midway, O'Hare, Rockford.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Compare flights from Montreal to Chicago O'Hare with advanced filters

Find your ideal flight using Jetcost. Select whether you want nonstop or connecting flights, round-trip or one-way, and filter by airline, price, or booking site.

Other popular destinations

Looking for alternatives in United States? Travelers also liked: Las Vegas, Los Angeles, Miami, New York City, Orlando.

If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.