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C$ 315+ Direct 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 24/5. 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
30 Mar — 6 Apr1
1 adult

Non-stop 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 25 March 2025.

Thu 1/57:30 a.m.STL - YYZ
Nonstop1h 55mAir Canada
Sun 4/511:30 a.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 24/3C$ 587
Thu 1/51:30 p.m.STL - YUL
Nonstop2h 29mAir Canada
Sun 4/56:10 p.m.YUL - STL
Nonstop2h 48mAir Canada
Deal found 24/3C$ 711
Mon 2/67:30 a.m.STL - YYZ
Nonstop1h 55mMultiple Airlines
Fri 6/611:30 a.m.YYZ - STL
Nonstop2h 06mMultiple Airlines
Deal found 23/3C$ 732
Thu 1/57:30 a.m.STL - YYZ
Nonstop1h 55mUnited Airlines
Mon 5/511:30 a.m.YYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 24/3C$ 764
Fri 2/51:30 p.m.STL - YUL
Nonstop2h 29mMultiple Airlines
Sun 4/56:10 p.m.YUL - STL
Nonstop2h 48mMultiple Airlines
Deal found 25/3C$ 834

Find direct flights from St. Louis within your budget

Use the slider to find direct flights from St. Louis within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 629,999 searches. This data was last updated on 25 March 2025.

Fly to

Pearson Intl

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 1/5

7:30 a.m.-10:25 a.m.

Nonstop1h 55m

Toronto Pearson Intl

Sun 4/5

11:30 a.m.-12:36 p.m.

Nonstop2h 06m

C$ 587

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Thu 1/5

1:30 p.m.-4:59 p.m.

Nonstop2h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:10 p.m.-7:58 p.m.

Nonstop2h 48m

C$ 711

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 2/6

7:30 a.m.-10:25 a.m.

Nonstop1h 55m

Toronto Pearson Intl

Fri 6/6

11:30 a.m.-12:36 p.m.

Nonstop2h 06m

C$ 732

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 1/5

7:30 a.m.-10:25 a.m.

Nonstop1h 55m

Toronto Pearson Intl

Mon 5/5

11:30 a.m.-12:36 p.m.

Nonstop2h 06m

C$ 764

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 2/5

1:30 p.m.-4:59 p.m.

Nonstop2h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:10 p.m.-7:58 p.m.

Nonstop2h 48m

C$ 834

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 24/5

7:30 a.m.-10:25 a.m.

Nonstop1h 55m

C$ 315

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sun 1/6

1:30 p.m.-4:59 p.m.

Nonstop2h 29m

C$ 380

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

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.

Reviews of airlines flying non-stop to St. Louis

Get insights into the airlines that provide direct flights 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 an airline for your flight from St. Louis. Reviews last updated Cheapflights.
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,952 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 25 March 2025.

  • Where can you fly direct from St. Louis?

    Currently, the most popular direct flight destination from St. Louis is Denver.

  • What is the best time of year to fly direct from St. Louis?

    If you're seeking the lowest price on a direct flight from St. Louis, August is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, February offers travelers the most options.

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