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Niagara Falls

$143+ Cheap flights from Missouri 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Jun 24 — Jul 11
Tue 6/24
Tue 7/1
1 adult, Economy
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Cheap flight deals from Missouri to Niagara Falls

Keep the following information in mind while searching for Missouri to Niagara Falls flight deals. Data was last updated June 19, 2025.

Round-trip from

$322
(Mytrip)

One-way from

$143
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$625
From Missouri to Niagara Falls
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One-way flight from Missouri to Niagara Falls
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Highest demand for flights based on searches. 4% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Missouri to Niagara Falls

Cheapest flights from Missouri to Niagara Falls
Explore the most affordable flight options available from Missouri to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 19, 2025.

This Mytrip deal was found by Cheapflights users on 6/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:44 amSTL - YYZ
2 stops28h 21mMultiple Airlines
Sun 9/286:30 amYYZ - STL
2 stops26h 19mMultiple Airlines
Deal found 6/17$322
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:45 amMCI - YYZ
1 stop7h 10mMultiple Airlines
Sun 8/247:45 pmYYZ - MCI
1 stop18h 58mMultiple Airlines
Deal found 6/18$334
This American Airlines deal was found by Cheapflights users on 6/18. 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.
Thu 9/45:55 amSTL - YYZ
1 stop7h 36mAmerican Airlines
Tue 9/93:11 pmYYZ - STL
1 stop7h 42mAmerican Airlines
Deal found 6/18$346
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Sun 9/283:09 pmSGF - YYZ
1 stop22h 16mMultiple Airlines
Tue 9/304:00 pmYYZ - SGF
1 stop28h 34mMultiple Airlines
Deal found 6/17$347
This Sun Country Air deal was found by Cheapflights users on 6/17. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:12 amSTL - YYZ
1 stop9h 38mSun Country Air
Thu 7/311:40 amYYZ - STL
1 stop24h 50mSun Country Air
Deal found 6/17$362
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 10/219:21 amMCI - YYZ
1 stop13h 08mAmerican Airlines
Wed 10/291:15 pmYYZ - MCI
1 stop11h 44mAmerican Airlines
Deal found 6/17$381
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/168:05 amJLN - YYZ
1 stop4h 37mUnited Airlines
Wed 7/231:00 pmYYZ - JLN
1 stop11h 40mUnited Airlines
Deal found 6/18$466
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/296:40 amSTL - YYZ
2 stops13h 13mDelta
Wed 8/67:55 amYYZ - STL
1 stop14h 02mDelta
Deal found 6/18$475
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Mon 6/307:30 amSTL - YYZ
Nonstop1h 55mAir Canada
Wed 7/94:30 pmYYZ - STL
1 stop5h 20mAir Canada
Deal found 6/17$485
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/277:30 amMCI - YYZ
1 stop8h 14mUnited Airlines
Mon 9/19:00 amYYZ - MCI
1 stop26h 37mUnited Airlines
Deal found 6/16$513
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Mon 6/308:00 amSTL - YYZ
2 stops8h 19mUnited Airlines
Wed 7/910:05 amYYZ - STL
2 stops9h 02mUnited Airlines
Deal found 6/17$520
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/306:45 amSGF - YYZ
1 stop15h 44mAmerican Airlines
Mon 8/46:24 pmYYZ - SGF
1 stop16h 27mAmerican Airlines
Deal found 6/17$564

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated June 19, 2025.
Use the filters below to find and compare flights from Missouri to Niagara Falls that are best for you.

Fly from

Missouri

Fly to

Niagara Falls

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 9/26

8:44 am-2:05 pm

2 stops28h 21m

Toronto Pearson Intl

Sun 9/28

6:30 am-7:49 am

2 stops26h 19m

$322

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Thu 8/21

5:45 am-1:55 pm

1 stop7h 10m

Toronto Pearson Intl

Sun 8/24

7:45 pm-1:43 pm

1 stop18h 58m

$334

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 9/4

5:55 am-2:31 pm

1 stop7h 36m

Toronto Pearson Intl

Tue 9/9

3:11 pm-9:53 pm

1 stop7h 42m

$346

SpringfieldToronto

SGF - YYZ

SGFYYZ

Springfield-Branson

Sun 9/28

3:09 pm-2:25 pm

1 stop22h 16m

Toronto Pearson Intl

Tue 9/30

4:00 pm-7:34 pm

1 stop28h 34m

$347

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 6/29

6:12 am-4:50 pm

1 stop9h 38m

Toronto Pearson Intl

Thu 7/3

11:40 am-11:30 am

1 stop24h 50m

$362

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 10/21

9:21 am-11:29 pm

1 stop13h 08m

Toronto Pearson Intl

Wed 10/29

1:15 pm-11:59 pm

1 stop11h 44m

$381

JoplinToronto

JLN - YYZ

JLNYYZ

Joplin

Wed 7/16

8:05 am-1:42 pm

1 stop4h 37m

Toronto Pearson Intl

Wed 7/23

1:00 pm-11:40 pm

1 stop11h 40m

$466

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Tue 7/29

6:40 am-8:53 pm

2 stops13h 13m

Toronto Pearson Intl

Wed 8/6

7:55 am-8:57 pm

1 stop14h 02m

$475

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 6/30

7:30 am-10:25 am

Nonstop1h 55m

Toronto Pearson Intl

Wed 7/9

4:30 pm-8:50 pm

1 stop5h 20m

$485

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 8/27

7:30 am-4:44 pm

1 stop8h 14m

Toronto Pearson Intl

Mon 9/1

9:00 am-10:37 am

1 stop26h 37m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 31 results
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Best time to book a flight from Missouri to Niagara Falls

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

Cheapflights Insights

Everything you need to know about your flight from Missouri to Niagara Falls

What is the cheapest month to book a flight from Missouri to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from Missouri to Niagara Falls (average of $243). Flying from Missouri to Niagara Falls in July is currently the most expensive (average of $350). 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 MO to NI4?

Find hourly flight availability from Missouri 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 June 19, 2025.

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

Weekly flight availability from Missouri to Niagara Falls

Explore weekly flight availability from Missouri 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 June 19, 2025.

The most flights from USMO to NI4 are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 June 19, 2025.
Read through reviews of airlines operating flights from Missouri to Niagara Falls, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,812 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,878 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Missouri 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 are the cheapest airlines to fly from Missouri to Niagara Falls one-way?

    The cheapest airlines for a one-way flight from Missouri to Niagara Falls are Sun Country Air ($153), American Airlines ($177), and Air Canada ($229).

  • What are the most popular routes from Missouri to Niagara Falls?

    Most travelers choose Lambert-St Louis - Toronto Pearson Intl, Kansas City - Toronto Pearson Intl or Springfield-Branson - Toronto Pearson Intl when deciding on the best route from Missouri to Niagara Falls.

  • What are the most reliable airlines from Missouri to Niagara Falls?

    Before booking your flight to Niagara Falls from Missouri, check out the most reliable airlines to get you to your destination on time: United Airlines (75%), Air Canada (50%), Jazz( 37%).

  • What are the cheapest flights from Missouri to Niagara Falls?

    Looking for the cheapest flight from Missouri to Niagara Falls? While on average our users pay $1,833, our data indicates the cheapest price to be $177. The most popular route (Lambert-St Louis - Toronto Pearson Intl), is priced around $322.

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

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

  • How can I find direct flights from Missouri to Niagara Falls?

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

  • Can I find deals for business class flights from Missouri to Niagara Falls?

    Yes. Cheapflights offers flight deals from Missouri 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 Missouri to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Missouri to Niagara Falls (average of $243). Flying from Missouri to Niagara Falls in July is currently the most expensive (average of $350). 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.

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Alternative routes for Missouri to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to Niagara Falls

Discover the top 5 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated June 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$220Average$573FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$220Average$533FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$304Average$626FlexibilityNo cancel feeOn-time71%
DeltaCheapest$495Average$714FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$497Average$706FlexibilityNo cancel feeOn-time60%

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