Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Québec City from $289

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Québec City departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to Québec City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:57 am - 10:47 pmSTL-YQB
11h 50m2 stops
United Airlines Logo
5:00 am - 9:00 pmYQB-STL
17h 00m2 stops
$466United Airlines
Find Deal
lun., feb. 9 - jue., feb. 12
United Airlines Logo
7:41 am - 9:45 amSTL-YQB
25h 04m2 stops
United Airlines Logo
5:00 am - 9:00 pmYQB-STL
17h 00m2 stops
$473United Airlines
Find Deal
dom., feb. 15 - mié., feb. 18
United Airlines Logo
7:41 am - 9:45 amSTL-YQB
25h 04m2 stops
United Airlines Logo
10:55 am - 10:59 pmYQB-STL
13h 04m2 stops
$475United Airlines
Find Deal
dom., feb. 15 - mié., feb. 18
United Airlines Logo
9:57 am - 10:47 pmSTL-YQB
11h 50m2 stops
United Airlines Logo
5:00 am - 9:00 pmYQB-STL
17h 00m2 stops
$476United Airlines
Find Deal
lun., feb. 9 - jue., feb. 12
United Airlines Logo
7:41 am - 9:45 amSTL-YQB
25h 04m2 stops
United Airlines Logo
10:55 am - 10:59 pmYQB-STL
13h 04m2 stops
$483United Airlines
Find Deal
dom., feb. 15 - mié., feb. 18
Multiple Airlines Logo
10:57 am - 3:20 pmSTL-YQB
27h 23m2 stops
Multiple Airlines Logo
6:30 am - 10:33 pmYQB-STL
17h 03m1 stop
$662Multiple Airlines
Find Deal
dom., dic. 21 - jue., dic. 25
Air Canada Logo
4:05 pm - 10:43 pmSTL-YQB
5h 38m1 stop
Air Canada Logo
10:55 am - 3:29 pmYQB-STL
5h 34m1 stop
$677Air Canada
Find Deal
lun., nov. 24 - vie., nov. 28
Air Canada Logo
4:05 pm - 10:25 pmSTL-YQB
5h 20m1 stop
Air Canada Logo
5:35 am - 3:24 pmYQB-STL
10h 49m2 stops
$682Air Canada
Find Deal
mar., mar. 31 - mié., abr. 1
Air Canada Logo
4:05 pm - 8:29 amSTL-YQB
15h 24m2 stops
Air Canada Logo
10:55 am - 3:29 pmYQB-STL
5h 34m1 stop
$715Air Canada
Find Deal
sáb., dic. 20 - mié., dic. 24
Air Canada Logo
4:05 pm - 8:29 amSTL-YQB
15h 24m2 stops
Air Canada Logo
9:15 am - 3:29 pmYQB-STL
7h 14m2 stops
$721Air Canada
Find Deal
sáb., dic. 27 - mié., dic. 31

United Airlines flights from St. Louis to Québec City

Our best United Airlines deals on St. Louis to Québec City flight tickets
United Airlines
Feb 9
STL9:57 amLambert-St Louis
11h 50m
2 stops
YQB10:47 pmQuébec City
Feb 12
YQB5:00 amQuébec City
17h 00m
2 stops
STL9:00 pmLambert-St Louis
$466
Find similar
United Airlines
Feb 15
STL7:41 amLambert-St Louis
25h 04m
2 stops
YQB9:45 amQuébec City
Feb 18
YQB5:00 amQuébec City
17h 00m
2 stops
STL9:00 pmLambert-St Louis
$473
Find similar
United Airlines
Feb 15
STL7:41 amLambert-St Louis
25h 04m
2 stops
YQB9:45 amQuébec City
Feb 18
YQB10:55 amQuébec City
13h 04m
2 stops
STL10:59 pmLambert-St Louis
$475
Find similar

Air Canada flights from St. Louis to Québec City

Our best Air Canada deals on St. Louis to Québec City flight tickets
Air Canada
Nov 24
STL4:05 pmLambert-St Louis
5h 38m
1 stop
YQB10:43 pmQuébec City
Nov 28
YQB10:55 amQuébec City
5h 34m
1 stop
STL3:29 pmLambert-St Louis
$677
Find similar
Air Canada
Mar 31
STL4:05 pmLambert-St Louis
5h 20m
1 stop
YQB10:25 pmQuébec City
Apr 1
YQB5:35 amQuébec City
10h 49m
2 stops
STL3:24 pmLambert-St Louis
$682
Find similar
Air Canada
Dec 20
STL4:05 pmLambert-St Louis
15h 24m
2 stops
YQB8:29 amQuébec City
Dec 24
YQB10:55 amQuébec City
5h 34m
1 stop
STL3:29 pmLambert-St Louis
$715
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Québec City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated octubre 29, 2025.
Use the filters below to find and compare flights from St. Louis to Québec City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

lun. 2/9

9:57 am-10:47 pm

2 stops11h 50m

Québec City

jue. 2/12

5:00 am-9:00 pm

2 stops17h 00m

$466

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

dom. 2/15

7:41 am-9:45 am

2 stops25h 04m

Québec City

mié. 2/18

5:00 am-9:00 pm

2 stops17h 00m

$473

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

dom. 2/15

7:41 am-9:45 am

2 stops25h 04m

Québec City

mié. 2/18

10:55 am-10:59 pm

2 stops13h 04m

$475

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

lun. 2/9

9:57 am-10:47 pm

2 stops11h 50m

Québec City

jue. 2/12

5:00 am-9:00 pm

2 stops17h 00m

$476

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

dom. 2/15

7:41 am-9:45 am

2 stops25h 04m

Québec City

mié. 2/18

10:55 am-10:59 pm

2 stops13h 04m

$483

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

dom. 12/21

10:57 am-3:20 pm

2 stops27h 23m

Québec City

jue. 12/25

6:30 am-10:33 pm

1 stop17h 03m

$662

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

lun. 11/24

4:05 pm-10:43 pm

1 stop5h 38m

Québec City

vie. 11/28

10:55 am-3:29 pm

1 stop5h 34m

$677

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

mar. 3/31

4:05 pm-10:25 pm

1 stop5h 20m

Québec City

mié. 4/1

5:35 am-3:24 pm

2 stops10h 49m

$682

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

sáb. 12/20

4:05 pm-8:29 am

2 stops15h 24m

Québec City

mié. 12/24

10:55 am-3:29 pm

1 stop5h 34m

$715

St. LouisQuébec City

STL - YQB

STLYQB

Lambert-St Louis

sáb. 12/27

4:05 pm-8:29 am

2 stops15h 24m

Québec City

mié. 12/31

9:15 am-3:29 pm

2 stops7h 14m

$721

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to Québec City from

How to get the cheapest flight ticket from St. Louis to Québec City

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

What is the cheapest month to fly to Québec City?

The cheapest month to fly to Québec City from St. Louis is in October. Flight prices, which tend to average around $236, are often lower during this time because this is during the off-season. If you’re not able to fly to Québec City in October, then January is your next best option. Flight prices from St. Louis to Québec City during January average around $288.

What is the cheapest day to depart on your flight to Québec City?

The cheapest day to depart from St. Louis to Québec City is on a Saturday when prices can be found for as low as $366. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Québec City on Tuesday is $853.

What is the cheapest time of day to depart on your flight to Québec City?

In the morning is the cheapest time of day to fly from St. Louis to Québec City when you can find flight prices for as low as $652. Flying to Québec City in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Québec City, so prices are often more expensive at around $744 per ticket.

When to book flights from St. Louis to Québec City

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Québec City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Québec City (STL to YQB) flight deals and tips

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

Direct flights

None
There are no direct flights from St. Louis to Québec City. There are no popular flight routes from St. Louis to Québec City.
Search flight deals

  • How far is Lambert-St Louis to Québec City by plane?

    A flight from Lambert-St Louis to Québec City will travel around 1112.3 mi. In terms of flight time, this usually takes a little over 5h 20m.

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

    Prices for flights from Lambert-St Louis Airport to Québec City Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Québec City Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Québec City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Québec City Airport.

  • What documentation or ID do you need to fly to Québec City Airport?

    The required travel and health documents for your Québec City Airport 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 Québec City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Québec City?

Best airlines flying from St. Louis to Québec City

Compare and see reviews for airlines that fly from St. Louis to Québec City with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $211Free CancellationRating
7.1
10,372 reviews
Search Air Canada flights
United AirlinesPriceFrom $358Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights

Traveling to a place near Québec City?

Book flights to Québec City if you plan to visit one of these locations
Beaupre
Baie-Saint-Paul
Victoriaville
Sainte-Marie

Why use momondo?

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

Finding the right flight to Québec City from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Québec City quick and easy, saving you time and money.

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

All flight searches from St. Louis to Québec City on momondo can be filtered to show those which offer flexible booking policies.

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

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 Québec City from St. Louis.

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

Price alerts on flights to Québec City from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Québec City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
vie. 11/28
vie. 12/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada