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Flights to Lambert-St Louis

C$ 167 Cheap flights to St. Louis

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to St. Louis departing on 29/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Canada to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:10 a.m. - 1:58 p.m.
YVR
-
STL
26h 48m2 stops
Multiple Airlines Logo
10:11 p.m. - 10:20 p.m.
STL
-
YVR
26h 09m1 stop
C$ 295Multiple Airlines
mar., 10 feb. - jue., 19 feb.
Multiple Airlines Logo
8:00 a.m. - 9:26 p.m.
YVR
-
STL
35h 26m2 stops
Multiple Airlines Logo
10:11 p.m. - 10:20 p.m.
STL
-
YVR
26h 09m1 stop
C$ 298Multiple Airlines
mié., 11 feb. - jue., 19 feb.
United Airlines Logo
6:00 a.m. - 10:41 a.m.
YOW
-
STL
5h 41m1 stop
United Airlines Logo
7:00 a.m. - 4:30 p.m.
STL
-
YOW
8h 30m1 stop
C$ 398United Airlines
jue., 8 ene. - mié., 14 ene.
United Airlines Logo
5:55 p.m. - 11:59 p.m.
YOW
-
STL
7h 04m1 stop
United Airlines Logo
9:57 a.m. - 9:18 p.m.
STL
-
YOW
10h 21m1 stop
C$ 403United Airlines
jue., 22 ene. - lun., 26 ene.
Air Canada Logo
9:00 a.m. - 3:29 p.m.
YHZ
-
STL
8h 29m1 stop
Air Canada Logo
6:40 p.m. - 3:47 p.m.
STL
-
YHZ
19h 07m2 stops
C$ 457Air Canada
jue., 8 ene. - lun., 12 ene.
Air Canada Logo
2:00 p.m. - 3:29 p.m.
YYZ
-
STL
2h 29mdirect
Air Canada Logo
4:05 p.m. - 7:06 p.m.
STL
-
YYZ
2h 01mdirect
C$ 459Air Canada
sáb., 24 ene. - sáb., 31 ene.
American Airlines Logo
6:00 a.m. - 1:54 p.m.
YYZ
-
STL
8h 54m1 stop
American Airlines Logo
7:00 a.m. - 3:59 p.m.
STL
-
YYZ
7h 59m1 stop
C$ 488American Airlines
mar., 24 feb. - sáb., 28 feb.
American Airlines Logo
11:38 a.m. - 6:11 p.m.
YYZ
-
STL
7h 33m1 stop
American Airlines Logo
10:04 a.m. - 4:02 p.m.
STL
-
YYZ
4h 58m1 stop
C$ 489American Airlines
mar., 24 feb. - sáb., 28 feb.
Delta Logo
9:34 a.m. - 8:43 p.m.
YUL
-
STL
12h 09m2 stops
Delta Logo
6:10 a.m. - 1:42 p.m.
STL
-
YUL
6h 32m1 stop
C$ 693Delta
mié., 28 ene. - sáb., 31 ene.
Delta Logo
3:00 p.m. - 11:01 p.m.
YUL
-
STL
9h 01m1 stop
Delta Logo
5:45 p.m. - 11:10 p.m.
STL
-
YUL
4h 25m1 stop
C$ 729Delta
dom., 10 may. - sáb., 16 may.

momondo Fare Finder

 
Locate flights to Lambert-St Louis that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 96,600 searches and data was last updated on 27 diciembre 2025.
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

Route

Depart

Return

Price

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

mar. 10/2

9:10 a.m.-1:58 p.m.

2 stops26h 48m

Lambert-St Louis

jue. 19/2

10:11 p.m.-10:20 p.m.

1 stop26h 09m

C$ 295

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

mié. 11/2

8:00 a.m.-9:26 p.m.

2 stops35h 26m

Lambert-St Louis

jue. 19/2

10:11 p.m.-10:20 p.m.

1 stop26h 09m

C$ 298

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

jue. 8/1

6:00 a.m.-10:41 a.m.

1 stop5h 41m

Lambert-St Louis

mié. 14/1

7:00 a.m.-4:30 p.m.

1 stop8h 30m

C$ 398

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

jue. 22/1

5:55 p.m.-11:59 p.m.

1 stop7h 04m

Lambert-St Louis

lun. 26/1

9:57 a.m.-9:18 p.m.

1 stop10h 21m

C$ 403

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

jue. 8/1

9:00 a.m.-3:29 p.m.

1 stop8h 29m

Lambert-St Louis

lun. 12/1

6:40 p.m.-3:47 p.m.

2 stops19h 07m

C$ 457

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

sáb. 24/1

2:00 p.m.-3:29 p.m.

Nonstop2h 29m

Lambert-St Louis

sáb. 31/1

4:05 p.m.-7:06 p.m.

Nonstop2h 01m

C$ 459

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

mar. 24/2

6:00 a.m.-1:54 p.m.

1 stop8h 54m

Lambert-St Louis

sáb. 28/2

7:00 a.m.-3:59 p.m.

1 stop7h 59m

C$ 488

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

mar. 24/2

11:38 a.m.-6:11 p.m.

1 stop7h 33m

Lambert-St Louis

sáb. 28/2

10:04 a.m.-4:02 p.m.

1 stop4h 58m

C$ 489

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

mié. 28/1

9:34 a.m.-8:43 p.m.

2 stops12h 09m

Lambert-St Louis

sáb. 31/1

6:10 a.m.-1:42 p.m.

1 stop6h 32m

C$ 693

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

dom. 10/5

3:00 p.m.-11:01 p.m.

1 stop9h 01m

Lambert-St Louis

sáb. 16/5

5:45 p.m.-11:10 p.m.

1 stop4h 25m

C$ 729

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

St. Louis flights insights and trends

Explore insights for your St. Louis flight to craft the best travel plan

What is the cheapest month to fly to St. Louis?

The month of June is, on average, the cheapest month to fly to St. Louis from Canada, with most prices found around C$ 509. If you don’t want to visit St. Louis in June, then you should wait until August to fly from Canada, when ticket prices are also cheap, with an average price of C$ 543.

What is the absolute cheapest flight to St. Louis?

See prices from:

What is the cheapest day to depart on your flight to St. Louis?

Our data shows that Thursday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as C$ 554. The most expensive day to fly to St. Louis is Monday, with ticket prices averaging around C$ 752.

What is the cheapest time of day to depart on your flight to St. Louis?

The cheapest time of day to fly to St. Louis is in the morning when flights can be purchased for as low as C$ 535. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 655 on average. Flights to St. Louis from Canada at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around C$ 646 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Canada for as low as C$ 492 on momondo.

Cheapest flights to Lambert-St Louis

Find the cheapest flights to Lambert-St Louis from your nearest city or airport
Find Flights from Toronto Pearson Intl Airport to St. Louis
CHEAPEST MONTH TO FLY TO ST. LOUIS FROM TORONTO PEARSON INTL AIRPORTJune17% cheaperFlying from Toronto Pearson Intl Airport to St. Louis costs on average just C$ 539 in June
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM TORONTO PEARSON INTL AIRPORTFebruary12% more expensiveIt costs about C$ 726 for flights to St. Louis from Toronto Pearson Intl Airport in February
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM TORONTO PEARSON INTL AIRPORTMay393% more users visitedMore momondo users searched in flights to St. Louis from Toronto Pearson Intl Airport in May than any other month

Cheap St. Louis flight deals and tips

Summary info about St. Louis flight prices, duration and airlines

Best One-Way Price

C$ 167

Best Round-Trip Price

C$ 295

Fastest flight time

11h 25m

Popular in

June
The best one-way flight price to St. Louis from Canada in the last 72 hours is C$ 167 (Vancouver Intl to Lambert-St Louis).
Search Deals
The best round-trip flight price to St. Louis from Canada in the last 72 hours is C$ 295 (Vancouver Intl to Lambert-St Louis).
Search Deals
The fastest flight to St. Louis from Canada takes 11h 25m (Calgary to Lambert-St Louis).
Search Deals
June has the highest demand for flights to St. Louis, with a 2% price increase on average.
Search Deals

Frequently asked questions about flying to St. Louis

Is there an alternative airport near St. Louis?

Belleville Airport, Marion Williamson County Airport or Springfield Capital Airport can be an alternative airport used for travel to St. Louis.

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

Prices for flights to Lambert-St Louis Airport were last updated today.

How many operators does momondo search for flights to Lambert-St Louis Airport?

As of December 2025, there are 6 operators available to choose from for flights to Lambert-St Louis Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Chesterfield
Litchfield

Why use momondo?

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

It is quick and easy to find flights to St. Louis on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. momondo enables you to select and highlight flights to St. Louis with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to St. Louis.

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

Of course. momondo tracks the price of St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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