How many flights depart from St. Louis to Quebec on average per day?

As of June 2026, 2 flights take off from St. Louis and land in Quebec each day. The most common flight departure time for this route is 1:00p.m., with 100% of daily flights taking off in the afternoon.

How many flights depart from St. Louis to Quebec on average per week?

As of June 2026, there are 14 flights per week flying from St. Louis to Quebec. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

What is the cheapest airline that flies from Lambert-St Louis to Quebec?

Air Canada, Delta, and United Airlines are the most popular carriers operating from Lambert-St Louis to Quebec

When did momondo last update prices for flights from Lambert-St Louis Airport to Quebec?

Prices for flights from Lambert-St Louis Airport to Quebec are refreshed on a daily basis.

How old do you have to be to fly from Lambert-St Louis Airport to Quebec?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Quebec.

What documentation or ID do you need to fly to Quebec?

The required travel and health documents for your Quebec trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Quebec. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 286 Cheap Flights from St. Louis to Quebec in 2026

Find the cheapest flights from St. Louis to Quebec

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:10 p.m. - 3:42 p.m.

STL

YUL

2h 32mdirect

4:55 p.m. - 6:42 p.m.

YUL

STL

2h 47mdirect

C$ 705Air Canada

Sat, 4 Jul - Fri, 10 Jul

12:10 p.m. - 3:42 p.m.

STL

YUL

2h 32mdirect

3:30 p.m. - 8:07 p.m.

YUL

STL

5h 37m

1 stop

C$ 717Air Canada

Sat, 4 Jul - Fri, 10 Jul

8:55 a.m. - 3:22 p.m.

STL

YUL

5h 27m

1 stop

2:10 p.m. - 8:07 p.m.

YUL

STL

6h 57m

1 stop

C$ 728Air Canada

Sat, 4 Jul - Fri, 10 Jul

6:34 p.m. - 6:15 p.m.

STL

YUL

22h 41m

2 stops

6:47 p.m. - 11:53 p.m.

YUL

STL

6h 06m

1 stop

C$ 731Multiple Airlines

Tue, 21 Jul - Tue, 28 Jul

5:06 p.m. - 6:15 p.m.

STL

YUL

24h 09m

2 stops

6:47 p.m. - 11:53 p.m.

YUL

STL

6h 06m

1 stop

C$ 733Multiple Airlines

Sat, 4 Jul - Fri, 10 Jul

4:57 p.m. - 6:15 p.m.

STL

YUL

24h 18m

2 stops

6:47 p.m. - 9:20 a.m.

YUL

STL

15h 33m

1 stop

C$ 735Multiple Airlines

Fri, 7 Aug - Fri, 14 Aug

5:00 a.m. - 4:53 p.m.

STL

YUL

10h 53m

1 stop

12:31 p.m. - 8:44 p.m.

YUL

STL

9h 13m

1 stop

C$ 743American Airlines

Wed, 16 Sep - Wed, 23 Sep

8:55 a.m. - 4:01 p.m.

STL

YQB

6h 06m

1 stop

1:05 p.m. - 6:41 p.m.

YQB

STL

6h 36m

1 stop

C$ 827Air Canada

Sun, 6 Sep - Thu, 10 Sep

6:30 a.m. - 1:14 p.m.

STL

YQB

5h 44m

1 stop

1:54 p.m. - 10:29 a.m.

YQB

STL

21h 35m

1 stop

C$ 832American Airlines

Wed, 9 Sep - Thu, 17 Sep

5:48 p.m. - 3:30 p.m.

STL

YQB

20h 42m

1 stop

4:12 p.m. - 11:32 p.m.

YQB

STL

8h 20m

1 stop

C$ 872American Airlines

Fri, 3 Jul - Wed, 8 Jul

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from St. Louis to Quebec

Our best American Airlines deals on St. Louis to Quebec flight tickets

American Airlines

16 Sep

STL5:00 a.m.Lambert-St Louis

10h 53m

1 stop

YUL4:53 p.m.Montreal Pierre Elliott Trudeau Intl

23 Sep

YUL12:31 p.m.Montreal Pierre Elliott Trudeau Intl

9h 13m

1 stop

STL8:44 p.m.Lambert-St Louis

C$ 743

American Airlines

16 Sep

STL4:37 p.m.Lambert-St Louis

16h 12m

1 stop

YUL9:49 a.m.Montreal Pierre Elliott Trudeau Intl

23 Sep

YUL12:31 p.m.Montreal Pierre Elliott Trudeau Intl

9h 13m

1 stop

STL8:44 p.m.Lambert-St Louis

C$ 760

American Airlines

6 Oct

STL3:03 p.m.Lambert-St Louis

17h 47m

1 stop

YUL9:50 a.m.Montreal Pierre Elliott Trudeau Intl

14 Oct

YUL10:30 a.m.Montreal Pierre Elliott Trudeau Intl

13h 39m

1 stop

STL11:09 p.m.Lambert-St Louis

C$ 775

Air Canada flights from St. Louis to Quebec

Our best Air Canada deals on St. Louis to Quebec flight tickets

Air Canada

4 Jul

STL12:10 p.m.Lambert-St Louis

2h 32m

YUL3:42 p.m.Montreal Pierre Elliott Trudeau Intl

10 Jul

YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl

2h 47m

STL6:42 p.m.Lambert-St Louis

C$ 705

Air Canada

4 Jul

STL12:10 p.m.Lambert-St Louis

2h 32m

YUL3:42 p.m.Montreal Pierre Elliott Trudeau Intl

10 Jul

YUL3:30 p.m.Montreal Pierre Elliott Trudeau Intl

5h 37m

1 stop

STL8:07 p.m.Lambert-St Louis

C$ 717

Air Canada

4 Jul

STL8:55 a.m.Lambert-St Louis

5h 27m

1 stop

YUL3:22 p.m.Montreal Pierre Elliott Trudeau Intl

10 Jul

YUL2:10 p.m.Montreal Pierre Elliott Trudeau Intl

6h 57m

1 stop

STL8:07 p.m.Lambert-St Louis

C$ 728

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sat 4/7

12:10 p.m.-3:42 p.m.

Nonstop2h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

4:55 p.m.-6:42 p.m.

Nonstop2h 47m

C$ 705

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sat 4/7

12:10 p.m.-3:42 p.m.

Nonstop2h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

3:30 p.m.-8:07 p.m.

1 stop5h 37m

C$ 717

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sat 4/7

8:55 a.m.-3:22 p.m.

1 stop5h 27m

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

2:10 p.m.-8:07 p.m.

1 stop6h 57m

C$ 728

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 21/7

6:34 p.m.-6:15 p.m.

2 stops22h 41m

Montreal Pierre Elliott Trudeau Intl

Tue 28/7

6:47 p.m.-11:53 p.m.

1 stop6h 06m

C$ 731

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sat 4/7

5:06 p.m.-6:15 p.m.

2 stops24h 09m

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

6:47 p.m.-11:53 p.m.

1 stop6h 06m

C$ 733

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 7/8

4:57 p.m.-6:15 p.m.

2 stops24h 18m

Montreal Pierre Elliott Trudeau Intl

Fri 14/8

6:47 p.m.-9:20 a.m.

1 stop15h 33m

C$ 735

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 16/9

5:00 a.m.-4:53 p.m.

1 stop10h 53m

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

12:31 p.m.-8:44 p.m.

1 stop9h 13m

C$ 743

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

Sun 6/9

8:55 a.m.-4:01 p.m.

1 stop6h 06m

Québec City

Thu 10/9

1:05 p.m.-6:41 p.m.

1 stop6h 36m

C$ 827

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

Wed 9/9

6:30 a.m.-1:14 p.m.

1 stop5h 44m

Québec City

Thu 17/9

1:54 p.m.-10:29 a.m.

1 stop21h 35m

C$ 832

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

Fri 3/7

5:48 p.m.-3:30 p.m.

1 stop20h 42m

Québec City

Wed 8/7

4:12 p.m.-11:32 p.m.

1 stop8h 20m

C$ 872

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Quebec

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Quebec?

In general, August is the cheapest month to fly from St. Louis to Quebec. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 359. If you are unable to visit Quebec during the month of August, then departing from St. Louis during the month May is also very affordable. Most momondo users find prices during this month for around C$ 419.

What is the cheapest Lambert-St Louis to Quebec flight route?

Fly from Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl for the best Lambert-St Louis - Quebec flight prices

What cabin class options are available on St. Louis to Quebec flights?

There is only 1 cabin class available to choose from on St. Louis to Quebec flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap St. Louis to Quebec flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Quebec

Fastest flight time	2h 31m
Direct flights	Every day
Airports in Quebec	76 airports

The fastest flight from St. Louis to Quebec takes 2h 31m

Direct flights go from St. Louis to Quebec every day.

There are 76 airports in Quebec. From St. Louis there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

Frequently asked questions about flying from St. Louis to Quebec

When did momondo last update prices for flights from Lambert-St Louis Airport to Quebec?
Prices for flights from Lambert-St Louis Airport to Quebec are refreshed on a daily basis.
How old do you have to be to fly from Lambert-St Louis Airport to Quebec?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Quebec.
What documentation or ID do you need to fly to Quebec?
The required travel and health documents for your Quebec trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Quebec. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from St. Louis to Quebec?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from St. Louis to Quebec is Boeing 787-8 Dreamliner (31.94% of total bookings). The next most popular plane models are Airbus A220-300 (27.78%), Canadair (Bombardier) Regional Jet 900 (19.44%), and Airbus A330-300 (4.17%).

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Quebec?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Quebec . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to Quebec with flexible booking policies on momondo?

momondo does allow users to show only those flights to Quebec from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Quebec?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Quebec from St. Louis.

I’m not ready to book a flight from St. Louis to Quebec right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Quebec from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.