How much is a flight from Montreal Trudeau to Saint Louis?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Montreal and Saint Louis.

$176 is the lowest fare found in the past 15 days.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Montreal Trudeau - Saint Louis route.

Flying between Montreal and Saint Louis? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Montreal: Montreal has 2 airports - Saint-Hubert, Trudeau International.
• Airports in Saint Louis: The only active option is Saint Louis - Lambert.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Montreal airports in a single search.

Filter and compare flights from Montreal Trudeau to Saint Louis

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Atlanta, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.