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Niagara Falls

$121+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Oct 26 — Nov 21
Sun 10/26
Sun 11/2
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 September 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$272
(Kiwi.com)

One-way from

$128
(Trip.com)

Popular in

January

Cheapest in

February

Average price

$718
Provider with most accurate pricing for Kansas City-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Toronto (YTO) flights.
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From Missouri to Niagara Falls
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One-way flight from Missouri to Niagara Falls
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 0% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Fri 11/710:25 amSTL - YYZ
1 stop8h 35mMultiple Airlines
Fri 11/147:15 amYYZ - STL
1 stop10h 05mMultiple Airlines
Deal found 9/24$272
This Kiwi.com deal was found by Cheapflights users on 9/26. 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.
Mon 11/1010:09 amMCI - YYZ
1 stop13h 02mMultiple Airlines
Mon 11/175:15 pmYYZ - MCI
1 stop16h 49mMultiple Airlines
Deal found 9/26$290
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/2310:57 amSTL - YYZ
1 stop8h 58mMultiple Airlines
Thu 10/305:15 pmYYZ - STL
1 stop21h 02mMultiple Airlines
Deal found 9/25$300
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Mon 12/89:45 amSTL - YYZ
1 stop13h 26mMultiple Airlines
Wed 12/109:35 amYYZ - STL
1 stop26h 26mMultiple Airlines
Deal found 9/24$302
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Wed 12/1012:13 pmMCI - YYZ
1 stop8h 59mMultiple Airlines
Sat 12/139:35 amYYZ - MCI
1 stop8h 28mMultiple Airlines
Deal found 9/25$310
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Mon 10/276:05 pmSTL - YYZ
1 stop19h 00mMultiple Airlines
Fri 10/315:15 pmYYZ - STL
1 stop23h 23mMultiple Airlines
Deal found 9/24$312
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Fri 10/245:11 pmMCI - YYZ
1 stop19h 54mMultiple Airlines
Fri 10/315:15 pmYYZ - MCI
1 stop29h 44mMultiple Airlines
Deal found 9/24$321
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 11/612:20 pmSTL - YYZ
1 stop22h 23mMultiple Airlines
Sun 11/98:00 pmYYZ - STL
1 stop14h 40mMultiple Airlines
Deal found 9/24$322
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Sat 11/81:44 pmMCI - YYZ
1 stop23h 36mMultiple Airlines
Sat 11/157:55 pmYYZ - MCI
2 stops39h 22mMultiple Airlines
Deal found 9/23$323
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 11/612:20 pmSTL - YYZ
1 stop22h 23mMultiple Airlines
Tue 11/115:15 pmYYZ - STL
2 stops40h 52mMultiple Airlines
Deal found 9/24$329
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 10/302:12 pmSTL - YYZ
1 stop8h 59mMultiple Airlines
Sun 11/28:00 pmYYZ - STL
1 stop14h 40mMultiple Airlines
Deal found 9/26$335
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/22:12 pmSTL - YYZ
1 stop26h 41mMultiple Airlines
Thu 11/67:55 pmYYZ - STL
2 stops14h 12mMultiple Airlines
Deal found 9/25$337

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 September 26, 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

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Mon 11/10

10:09 am-12:11 am

1 stop13h 02m

Toronto Pearson Intl

Mon 11/17

5:15 pm-9:04 am

1 stop16h 49m

$290

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 10/23

10:57 am-8:55 pm

1 stop8h 58m

Toronto Pearson Intl

Thu 10/30

5:15 pm-1:17 pm

1 stop21h 02m

$300

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 12/8

9:45 am-12:11 am

1 stop13h 26m

Toronto Pearson Intl

Wed 12/10

9:35 am-11:01 am

1 stop26h 26m

$302

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 12/10

12:13 pm-10:12 pm

1 stop8h 59m

Toronto Pearson Intl

Sat 12/13

9:35 am-5:03 pm

1 stop8h 28m

$310

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 10/27

6:05 pm-2:05 pm

1 stop19h 00m

Toronto Pearson Intl

Fri 10/31

5:15 pm-3:38 pm

1 stop23h 23m

$312

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Fri 10/24

5:11 pm-2:05 pm

1 stop19h 54m

Toronto Pearson Intl

Fri 10/31

5:15 pm-9:59 pm

1 stop29h 44m

$321

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 10/30

2:12 pm-12:11 am

1 stop8h 59m

Toronto Pearson Intl

Sun 11/2

8:00 pm-9:40 am

1 stop14h 40m

$335

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 11/6

12:20 pm-11:43 am

1 stop22h 23m

Toronto Pearson Intl

Sun 11/9

7:55 pm-9:07 am

2 stops14h 12m

$337

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 2/17

1:44 pm-12:14 am

1 stop9h 30m

Toronto Pearson Intl

Fri 2/20

5:15 pm-12:39 pm

1 stop20h 24m

$354

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 10/20

6:05 pm-10:40 pm

1 stop27h 35m

Toronto Pearson Intl

Mon 10/27

12:50 pm-9:07 am

2 stops21h 17m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/26

Showing 1-10 of 44 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 August is currently the most expensive (average of $348). 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 September 26, 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 September 26, 2025.

The most flights from USMO to NI4 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Missouri to Niagara Falls?

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.

  • How long is the flight from Missouri to Niagara Falls?

    Airlines like American Airlines and United Airlines fly from Missouri to Niagara Falls in about 7h 17m. The time it takes to get you to your destination can typically vary by up to 10h 24m. Airlines will cover a distance of 901 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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: Air Canada (90%), Jazz (90%), United Airlines( 60%).

  • 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 $1,278, our data indicates the cheapest price to be $198. The most popular route (Lambert-St Louis - Toronto Pearson Intl), is priced around $272.

  • 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 August is currently the most expensive (average of $348). 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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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 September 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$646FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$220Average$598FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$330Average$637FlexibilityNo cancel feeOn-time71%
WestJetCheapest$525Average$732FlexibilityNo cancel feeOn-time60%
DeltaCheapest$567Average$722FlexibilityNo cancel feeOn-timeN/A

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