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C$ 99+ Cheap flights from St. Louis

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — YYZ
25 fev — 4 mar1
1 adult

What to know about flights from St. Louis

Discover essential information about flights departing from St. Louis, including flight schedules, destinations, airlines operating at the St. Louis airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 20 fevereiro 2025.

Cheapest airline

Air Canada

Good one-way deal

C$ 230 or less
On average, Air Canada currently has the cheapest one-way flight from Lambert-St Louis (avg. price of C$ 793).
Price to beat on a one-way flight from Lambert-St Louis.

Find flights from St. Louis

Cheapest flights from St. Louis
Explore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 20 fevereiro 2025.

ter 1/46:47 p.m.STL - YYZ
1 stop28h 08mMultiple Airlines
qui 3/47:05 a.m.YYZ - STL
1 stop11h 47mMultiple Airlines
Deal found 19/2C$ 305
qui 10/46:11 p.m.STL - YUL
1 stop19h 44mMultiple Airlines
dom 13/46:45 a.m.YUL - STL
2 stops11h 31mMultiple Airlines
Deal found 19/2C$ 430
dom 9/36:38 p.m.STL - YVR
1 stop29h 52mMultiple Airlines
dom 23/311:00 p.m.YVR - STL
1 stop8h 14mMultiple Airlines
Deal found 19/2C$ 510
qui 6/35:10 a.m.STL - YVR
1 stop18h 19mAmerican Airlines
seg 10/31:30 p.m.YVR - STL
1 stop7h 39mAmerican Airlines
Deal found 19/2C$ 521
sáb 5/46:30 a.m.STL - YVR
1 stop7h 03mUnited Airlines
sáb 12/41:25 p.m.YVR - STL
1 stop6h 25mUnited Airlines
Deal found 19/2C$ 531
sex 18/46:00 p.m.STL - YYC
1 stop19h 35mAmerican Airlines
ter 22/41:17 p.m.YYC - STL
1 stop21h 07mAmerican Airlines
Deal found 19/2C$ 541
sex 18/49:50 a.m.STL - YYC
2 stops11h 34mMultiple Airlines
ter 22/41:20 p.m.YYC - STL
1 stop9h 39mMultiple Airlines
Deal found 19/2C$ 558
sáb 5/41:43 p.m.STL - YVR
1 stop8h 16mAir Canada
sex 11/412:25 a.m.YVR - STL
1 stop12h 24mAir Canada
Deal found 18/2C$ 558
ter 18/38:20 a.m.STL - YYC
1 stop7h 01mAir Canada
qua 26/36:15 a.m.YYC - STL
1 stop7h 51mAir Canada
Deal found 19/2C$ 561
sáb 5/46:00 a.m.STL - YVR
2 stops14h 34mDelta
sáb 12/49:19 a.m.YVR - STL
2 stops11h 45mDelta
Deal found 18/2C$ 563
sáb 5/43:30 p.m.STL - YHZ
1 stop7h 14mAir Canada
sáb 12/46:20 a.m.YHZ - STL
2 stops10h 29mAir Canada
Deal found 19/2C$ 574
qua 26/36:00 a.m.STL - YVR
1 stop7h 49mWestJet
dom 30/311:00 p.m.YVR - STL
1 stop22h 31mWestJet
Deal found 19/2C$ 578

Find flights from St. Louis within your budget

Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 20 fevereiro 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Pearson Intl

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

ter 1/4

6:47 p.m.-11:55 p.m.

1 stop28h 08m

Toronto Pearson Intl

qui 3/4

7:05 a.m.-5:52 p.m.

1 stop11h 47m

C$ 305

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

qui 10/4

6:11 p.m.-2:55 p.m.

1 stop19h 44m

Montreal Pierre Elliott Trudeau Intl

dom 13/4

6:45 a.m.-5:16 p.m.

2 stops11h 31m

C$ 430

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

dom 9/3

6:38 p.m.-10:30 p.m.

1 stop29h 52m

Vancouver Intl

dom 23/3

11:00 p.m.-9:14 a.m.

1 stop8h 14m

C$ 510

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

qui 6/3

5:10 a.m.-9:29 p.m.

1 stop18h 19m

Vancouver Intl

seg 10/3

1:30 p.m.-11:09 p.m.

1 stop7h 39m

C$ 521

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

sáb 5/4

6:30 a.m.-11:33 a.m.

1 stop7h 03m

Vancouver Intl

sáb 12/4

1:25 p.m.-9:50 p.m.

1 stop6h 25m

C$ 531

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

sex 18/4

6:00 p.m.-12:35 p.m.

1 stop19h 35m

Calgary

ter 22/4

1:17 p.m.-11:24 a.m.

1 stop21h 07m

C$ 541

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

sáb 5/4

1:43 p.m.-7:59 p.m.

1 stop8h 16m

Vancouver Intl

sex 11/4

12:25 a.m.-2:49 p.m.

1 stop12h 24m

C$ 558

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

sex 18/4

9:50 a.m.-8:24 p.m.

2 stops11h 34m

Calgary

ter 22/4

1:20 p.m.-11:59 p.m.

1 stop9h 39m

C$ 558

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

ter 18/3

8:20 a.m.-2:21 p.m.

1 stop7h 01m

Calgary

qua 26/3

6:15 a.m.-3:06 p.m.

1 stop7h 51m

C$ 561

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

sáb 5/4

6:00 a.m.-6:34 p.m.

2 stops14h 34m

Vancouver Intl

sáb 12/4

9:19 a.m.-11:04 p.m.

2 stops11h 45m

C$ 563

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

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Best time to book a flight from St. Louis

Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis

Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.

When is the best time to book a flight from St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Pearson Intl. Price data was last updated on 14 February 2025.

The price you pay for your flight from St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis?

Currently, August is the cheapest month in which you can book a flight from St. Louis (average of C$ 280). Flying from St. Louis in March will prove the most costly (average of C$ 403). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from St. Louis

Get insights into the airlines that provide service from St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from St. Louis. In the last 7 days, Cheapflights users made a total of 629,999 searches.

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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Airports servicing St. Louis

Fly out of one of these airports located in St. Louis.

Related info for your journey

Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 20 fevereiro 2025.
  • What are the most popular destinations to fly to from St. Louis?

    This month, the top selected destinations from St. Louis are Cancún, Atlanta, Mumbai. Throughout the year, Cancún, Boston, Atlanta are some of the top choices made by users flying from St. Louis.

  • What is the cheapest flight from St. Louis to anywhere?

    Users have flown out of St. Louis for as low as C$ 230 to Fort Lauderdale (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 563 to fly from St. Louis.

  • What are the cheapest airlines flying from St. Louis to anywhere?

    According to our data, users have found Frontier, Air Canada, and United Airlines to have the cheapest round-trip prices from St. Louis. Some of the destinations and prices are as follows: Frontier flights from St. Louis to Las Vegas Harry Reid Intl (C$ 149). Air Canada flights from St. Louis to Toronto (C$ 310). United Airlines flights from St. Louis to Toronto (C$ 477).

  • What is the cheapest premium economy flight from St. Louis?

    Options for some of the cheapest premium economy flights from St. Louis we have found on Cheapflights are as follows:
    Fly from Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl Airport starting at C$ 2,818
    Fly from Lambert-St Louis to Frankfurt am Main Airport starting at C$ 3,642

  • What is the cheapest first class flight from St. Louis?

    If you’re looking to fly first-class from St. Louis to anywhere, put Denver on your list as prices start at C$ 1,471 for this destination.

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

    At the present moment the cheapest month to fly from St. Louis is currently August; with March being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from St. Louis?

    When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from St. Louis?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from St. Louis with no change fees?

    Certainly. Search results for flights from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from St. Louis today and book when you’re ready!

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How does Cheapflights help users find flights from St. Louis?

When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis with no change fees?

Certainly. Search results for flights from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from St. Louis today and book when you’re ready!

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