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Niagara Falls

$119+ Cheap flights from St. Louis (STL) to Niagara Falls, Canada

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Lambert-St Louis to Niagara Falls are usually found in January or May, booked 63 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from St. Louis to Niagara Falls

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Niagara Falls (NI4). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Popular in

November

Cheapest in

January

Round-trip from

$315
(Kiwi.com)

One-way from

$119
(Kiwi.com)
High demand for flights, 34% potential price rise
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Best time to find cheap flights, 50% potential price drop
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From Lambert-St Louis to Niagara Falls
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One-way flight from Lambert-St Louis to Niagara Falls
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Find flight deals from St. Louis to Niagara Falls

Cheapest flights from St. Louis to Niagara Falls
Explore the most affordable flight options available from St. Louis to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:02 pmSTL - YYZ
1 stop20h 22mMultiple Airlines
Wed 12/48:00 pmYYZ - STL
2 stops20h 21mMultiple Airlines
Deal found 11/20$315
This WestJet deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/97:15 pmSTL - YYZ
2 stops26h 58mWestJet
Wed 12/116:15 amYYZ - STL
1 stop28h 07mWestJet
Deal found 11/20$437
This American Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/185:45 amSTL - YYZ
1 stop10h 50mAmerican Airlines
Wed 12/256:15 amYYZ - STL
1 stop10h 25mAmerican Airlines
Deal found 11/18$509
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1811:20 amSTL - YYZ
1 stop9h 05mUnited Airlines
Wed 12/258:00 amYYZ - STL
1 stop12h 57mUnited Airlines
Deal found 11/20$534
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/75:30 pmSTL - YYZ
1 stop4h 06mDelta
Wed 12/116:30 amYYZ - STL
1 stop9h 30mDelta
Deal found 11/19$604
This Air Canada deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/135:40 pmSTL - YYZ
1 stop5h 19mAir Canada
Tue 1/141:50 pmYYZ - STL
Nonstop2h 16mAir Canada
Deal found 11/19$627

Find flights from St. Louis to Niagara Falls within your budget

Customize your flight search to find flights from St. Louis to Niagara Falls 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, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Tue 12/3

5:02 pm-2:24 pm

1 stop20h 22m

Toronto Pearson Intl

Wed 12/4

8:00 pm-3:21 pm

2 stops20h 21m

$315

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 12/9

7:15 pm-11:13 pm

2 stops26h 58m

Toronto Pearson Intl

Wed 12/11

6:15 am-9:22 am

1 stop28h 07m

$437

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 1/10

2:49 pm-3:05 pm

1 stop23h 16m

Toronto Pearson Intl

Thu 1/23

4:20 pm-1:53 pm

1 stop22h 33m

$508

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/18

5:45 am-5:35 pm

1 stop10h 50m

Toronto Pearson Intl

Wed 12/25

6:15 am-3:40 pm

1 stop10h 25m

$509

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 1/8

2:55 pm-9:25 pm

1 stop5h 30m

Toronto Pearson Intl

Wed 1/22

1:50 pm-3:06 pm

Nonstop2h 16m

$527

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/18

11:20 am-9:25 pm

1 stop9h 05m

Toronto Pearson Intl

Wed 12/25

8:00 am-7:57 pm

1 stop12h 57m

$534

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 1/8

10:20 am-8:31 pm

1 stop9h 11m

Toronto Pearson Intl

Sat 1/11

6:15 am-4:53 pm

2 stops11h 38m

$570

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/4

5:02 pm-2:24 pm

1 stop20h 22m

$119

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Tue 12/10

7:00 am-2:55 pm

1 stop30h 55m

$212

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 12/12

5:40 pm-11:06 pm

1 stop4h 26m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 14 results
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Best time to book a flight from St. Louis to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls 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 to Niagara Falls

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

How far ahead should I book a flight from St. Louis to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Niagara Falls. Price data was last updated on November 15, 2024.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Niagara Falls. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Niagara Falls (average of $242). Flying from St. Louis to Niagara Falls in July is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to NI4?

Find hourly flight availability from St. Louis to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Niagara Falls as you normally would.

Weekly flight availability from St. Louis to Niagara Falls

Explore weekly flight availability from St. Louis to Niagara Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from STL to NI4 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 to Niagara Falls. Reviews last updated November 20, 2024.
To help decide which airline to fly from St. Louis to Niagara Falls, see what other customers have to say about American Airlines, Air Canada and WestJet. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,461 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,756 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,171 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet
7.3
Good
2,811 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Niagara Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Niagara Falls?

    If you book a flight to Niagara Falls from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 2 flights from Lambert-St Louis to Niagara Falls per day from 3 different airlines.

  • What are the cheapest airlines to fly from St. Louis to Niagara Falls one-way?

    One-way options have recently been found by users for as low as $212 on Alaska Airlines. Other airlines that offer cheap prices include Air Canada from $225 and American Airlines from $252 one-way.

  • What are the most reliable airlines from St. Louis to Niagara Falls?

    The top 3 most reliable airlines when flying from St. Louis to Niagara Falls are Air Canada (90%), Jazz (90%) and United Airlines (90%).

  • What are the cheapest flights from St. Louis to Niagara Falls?

    Looking at all options, your cheapest flight can be booked for $179. While the most popular route (Lambert-St Louis - Toronto Pearson Intl) can be booked for $344 on average our data indicates $1,117 when flying from St. Louis to Niagara Falls.

  • Can I find deals for flights from St. Louis to Niagara Falls that include hotel bookings?

    Yes. In addition to deals on St. Louis to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Niagara Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Niagara Falls.

  • Can I find deals for business class flights from St. Louis to Niagara Falls?

    Yes. Cheapflights offers flight deals from St. Louis to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Niagara Falls (average of $242). Flying from St. Louis to Niagara Falls in July is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from St. Louis to Niagara Falls

Discover the top 3 airlines that operate flights from St. Louis to Niagara Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$197Average$474FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$225Average$533FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$304Average$552FlexibilityNo cancel feeOn-time71%
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