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Flights to Lambert-St Louis

C$ 199 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 28/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
United Airlines Logo
1:50 p.m. - 10:59 p.m.
YVR
-
STL
7h 09m
1 stop
United Airlines Logo
5:55 p.m. - 11:06 p.m.
STL
-
YVR
7h 11m
1 stop
C$ 339United Airlines
Wed, 11 Mar - Wed, 18 Mar
United Airlines Logo
3:30 p.m. - 11:34 p.m.
YVR
-
STL
6h 04m
1 stop
United Airlines Logo
5:55 p.m. - 11:00 a.m.
STL
-
YVR
19h 05m
2 stops
C$ 348United Airlines
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
7:10 a.m. - 11:59 p.m.
YYZ
-
STL
17h 49m
1 stop
Multiple Airlines Logo
4:51 p.m. - 8:10 p.m.
STL
-
YYZ
26h 19m
2 stops
C$ 355Multiple Airlines
Thu, 5 Mar - Mon, 9 Mar
Delta Logo
6:35 a.m. - 5:26 p.m.
YVR
-
STL
8h 51m
1 stop
Delta Logo
6:20 a.m. - 10:50 a.m.
STL
-
YVR
6h 30m
1 stop
C$ 359Delta
Mon, 20 Apr - Sat, 25 Apr
Delta Logo
7:25 a.m. - 5:07 p.m.
YVR
-
STL
7h 42m
2 stops
Delta Logo
7:15 a.m. - 2:54 p.m.
STL
-
YVR
9h 39m
2 stops
C$ 370Delta
Wed, 11 Mar - Wed, 18 Mar
Multiple Airlines Logo
5:15 p.m. - 11:59 p.m.
YYZ
-
STL
7h 44m
1 stop
Multiple Airlines Logo
4:51 p.m. - 11:26 a.m.
STL
-
YYZ
17h 35m
1 stop
C$ 373Multiple Airlines
Thu, 5 Mar - Tue, 10 Mar
Air Canada Logo
9:00 a.m. - 3:29 p.m.
YHZ
-
STL
8h 29m
1 stop
Air Canada Logo
4:05 p.m. - 12:51 a.m.
STL
-
YHZ
6h 46m
1 stop
C$ 398Air Canada
Fri, 6 Mar - Tue, 10 Mar
Air Canada Logo
9:00 a.m. - 3:29 p.m.
YHZ
-
STL
8h 29m
1 stop
Air Canada Logo
4:05 p.m. - 12:51 a.m.
STL
-
YHZ
6h 46m
1 stop
C$ 400Air Canada
Fri, 6 Mar - Tue, 10 Mar
American Airlines Logo
11:40 a.m. - 11:44 p.m.
YYZ
-
STL
13h 04m
1 stop
American Airlines Logo
9:21 a.m. - 9:29 p.m.
STL
-
YYZ
11h 08m
1 stop
C$ 400American Airlines
Tue, 10 Mar - Tue, 17 Mar
American Airlines Logo
1:10 p.m. - 11:44 p.m.
YYZ
-
STL
11h 34m
1 stop
American Airlines Logo
5:46 a.m. - 2:33 p.m.
STL
-
YYZ
7h 47m
1 stop
C$ 419American Airlines
Tue, 24 Mar - Wed, 22 Apr

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 11 February 2026.
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

Wed 11/3

1:50 p.m.-10:59 p.m.

1 stop7h 09m

Lambert-St Louis

Wed 18/3

5:55 p.m.-11:06 p.m.

1 stop7h 11m

C$ 339

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Mon 9/3

3:30 p.m.-11:34 p.m.

1 stop6h 04m

Lambert-St Louis

Mon 16/3

5:55 p.m.-11:00 a.m.

2 stops19h 05m

C$ 348

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 5/3

7:10 a.m.-11:59 p.m.

1 stop17h 49m

Lambert-St Louis

Mon 9/3

4:51 p.m.-8:10 p.m.

2 stops26h 19m

C$ 355

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Mon 20/4

6:35 a.m.-5:26 p.m.

1 stop8h 51m

Lambert-St Louis

Sat 25/4

6:20 a.m.-10:50 a.m.

1 stop6h 30m

C$ 359

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Wed 11/3

7:25 a.m.-5:07 p.m.

2 stops7h 42m

Lambert-St Louis

Wed 18/3

7:15 a.m.-2:54 p.m.

2 stops9h 39m

C$ 370

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 5/3

5:15 p.m.-11:59 p.m.

1 stop7h 44m

Lambert-St Louis

Tue 10/3

4:51 p.m.-11:26 a.m.

1 stop17h 35m

C$ 373

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 6/3

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

1 stop8h 29m

Lambert-St Louis

Tue 10/3

4:05 p.m.-12:51 a.m.

1 stop6h 46m

C$ 398

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 6/3

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

1 stop8h 29m

Lambert-St Louis

Tue 10/3

4:05 p.m.-12:51 a.m.

1 stop6h 46m

C$ 400

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 10/3

11:40 a.m.-11:44 p.m.

1 stop13h 04m

Lambert-St Louis

Tue 17/3

9:21 a.m.-9:29 p.m.

1 stop11h 08m

C$ 400

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 24/3

1:10 p.m.-11:44 p.m.

1 stop11h 34m

Lambert-St Louis

Wed 22/4

5:46 a.m.-2:33 p.m.

1 stop7h 47m

C$ 419

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$ 495. If you don’t want to visit St. Louis in June, then you should wait until January to fly from Canada, when ticket prices are also cheap, with an average price of C$ 535.

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$ 548. The most expensive day to fly to St. Louis is Monday, with ticket prices averaging around C$ 797.

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$ 534. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 602 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$ 617 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$ 488 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 AIRPORTJune14% cheaperFlying from Toronto Pearson Intl Airport to St. Louis costs on average just C$ 533 in June
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM TORONTO PEARSON INTL AIRPORTJuly14% more expensiveIt costs about C$ 709 for flights to St. Louis from Toronto Pearson Intl Airport in July
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM TORONTO PEARSON INTL AIRPORTMay457% 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$ 199

Best Round-Trip Price

C$ 339

Fastest flight time

6h 15m

Popular in

March
The best one-way flight price to St. Louis from Canada in the last 72 hours is C$ 199 (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$ 339 (Vancouver Intl to Lambert-St Louis).
Search Deals
The fastest flight to St. Louis from Canada takes 6h 15m (Québec City to Lambert-St Louis).
Search Deals
March has the highest demand for flights to St. Louis, with a 4% 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 February 2026, 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
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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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