Flights from St Louis to Montreal, Canada

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Did you mean flights from Montreal to St Louis?

St Louis to Montreal Last modified: Jun 27, 2022 13:20 -04:00

Oops... We've scanned 13,970 round trip itineraries and didn't find any recent prices to Montreal that we think are great deals. Run an airfare search now to update and compare prices. Find Flights

How Much is a Flight from St Louis to Montreal?

We have collected flight cost data from across the web for travel from St Louis to Montreal, and have found the average flight price for this trip to be $517.

Where To Buy Cheap Flights from St Louis to Montreal?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from St Louis to Montreal based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from St Louis to Montreal?

The chart below shows up-to-date information regarding how far in advance to book your flight from St Louis to Montreal.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $370 $702
7-14 days $419 $495
14-21 days $355 $364
21-30 days $355 $335
30-60 days $338 $335
60-90 days $380 $335
90+ days $355 $338

Cheapest Day To Fly from St Louis to Montreal

We've examined 27,940 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from St Louis to Montreal is Wednesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$370$920$335$338$533$702$419

Compare Flight Prices from St Louis to Montreal by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for St Louis to Montreal flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
December St Louis Montreal !! 12/13/21 12/20/21 0 $370
November St Louis Montreal 00 11/4/21 11/18/21 0 $355
December St Louis Montreal 00 12/2/21 12/6/21 0 $338
June St Louis Montreal American 6/30/21 7/7/21 1 $332
July St Louis Montreal American 7/1/21 7/4/21 1 $338
October St Louis Montreal WestJet 10/13/21 10/18/21 0 $856
April St Louis Montreal 00 4/6/22 4/13/22 0 $359
October St Louis Montreal American 10/27/21 11/2/21 1 $335

Cheap Last Minute Flights from St Louis to Montreal

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from St Louis to Montreal. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
7 8 9 10 11 12 13
$426 $327
14 15 16 17 18 19 20
$327 $473 $539
21 22 23 24 25 26 27
$539
28 29 30 31 1 2 3
4 5 6 7 8 9 10
$322
11 12 13 14 15 16 17
$322

Connecting Flights vs Direct Flights from St Louis to Montreal

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Montreal is $336.

The average price for direct flights from St Louis to Montreal is $370.

One Way Flights vs Round Trip Flights from St Louis to Montreal

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Montreal. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Montreal is $180.

The average price for round trip flights from St Louis to Montreal is $370.

St Louis to Montreal Flight Questions

Airlines in St Louis flying to Montreal Last modified: Jun 27, 2022 13:20 -04:00Number of routes searched: 0Number of itineraries searched: 0

Wondering which airlines fly out of St Louis to Montreal? We've gathered the average price of St Louis airlines with flights to Montreal. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

St Louis to Montreal Airports

These are the major commercial airports we're currently monitoring in St Louis and Montreal. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

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Cheap Flights from St Louis to Montreal