Cheap Flights from Montreal (YUL) to St. Louis (STL)

If you’re planning on travelling from YUL to STL, round-trip flights start from ₹44,353. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don’t let a good deal slip through your fingers. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.

Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Montreal Airport to Lambert Field flights, you’ll see a “no change fees” filter for you to select.

Expect to be soaring through the sky for a while, as the flight distance from Pierre Elliott Trudeau Intl. Airport (YUL) to STL is 1,550 kilometres. Set up a playlist of your favourite tunes before leaving home to keep yourself entertained during the journey.

Unfortunately, there aren’t any airlines that directly fly between YUL and Lambert-St. Louis Intl. Airport (STL). You’ll need to book a flight with one or more stops.

Booking your trip from Pierre Elliott Trudeau Intl. Airport (YUL) to STL at the last minute could be your ticket to a cheap deal. However, it could end up costing a good deal more! If you’d rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated on Expedia all the time.