HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$96+ 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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Niagara Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 septiembre 15, 2025.

Round-trip from

$249
(Kiwi.com)

One-way from

$96
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$718
From Missouri to Niagara Falls
Search Deals
One-way flight from Missouri to Niagara Falls
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 septiembre 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/12. 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.
lun. 10/275:15 amMCI - YYZ
1 stop13h 45mMultiple Airlines
lun. 11/37:00 amYYZ - MCI
1 stop10h 16mMultiple Airlines
Deal found 9/12$290
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
mar. 10/142:55 pmMCI - YYZ
2 stops30h 57mMultiple Airlines
mar. 10/214:00 pmYYZ - MCI
1 stop29h 45mMultiple Airlines
Deal found 9/14$304
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
vie. 10/245:11 pmMCI - YYZ
1 stop19h 54mMultiple Airlines
lun. 10/277:00 amYYZ - MCI
1 stop10h 16mMultiple Airlines
Deal found 9/14$311
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 11/611:12 amMCI - YYZ
2 stops29h 00mMultiple Airlines
lun. 11/105:15 pmYYZ - MCI
1 stop16h 49mMultiple Airlines
Deal found 9/14$312
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 12/412:20 pmSTL - YYZ
1 stop22h 23mMultiple Airlines
dom. 12/78:00 pmYYZ - STL
1 stop13h 45mMultiple Airlines
Deal found 9/14$325
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
lun. 10/65:15 amMCI - YYZ
1 stop17h 26mMultiple Airlines
mié. 10/812:00 pmYYZ - MCI
2 stops22h 58mMultiple Airlines
Deal found 9/14$334
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/210:35 amSTL - YYZ
1 stop9h 20mMultiple Airlines
dom. 10/59:35 amYYZ - STL
2 stops30h 29mMultiple Airlines
Deal found 9/14$349
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
vie. 10/246:36 pmMCI - YYZ
1 stop10h 44mMultiple Airlines
dom. 10/261:30 pmYYZ - MCI
2 stops21h 28mMultiple Airlines
Deal found 9/14$349
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
dom. 10/2610:57 amSTL - YYZ
1 stop23h 46mMultiple Airlines
mié. 10/2911:15 amYYZ - STL
1 stop23h 47mMultiple Airlines
Deal found 9/13$350
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
mié. 10/227:52 pmSTL - YYZ
2 stops23h 06mMultiple Airlines
dom. 10/268:00 pmYYZ - STL
1 stop22h 10mMultiple Airlines
Deal found 9/13$359
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
sáb. 10/257:02 pmMCI - YYZ
2 stops24h 30mMultiple Airlines
dom. 11/27:15 amYYZ - MCI
1 stop15h 44mMultiple Airlines
Deal found 9/14$361
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/25:15 amMCI - YYZ
1 stop16h 25mMultiple Airlines
lun. 10/206:30 amYYZ - MCI
2 stops32h 30mMultiple Airlines
Deal found 9/14$362

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 septiembre 15, 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

mar. 10/14

2:55 pm-10:52 pm

2 stops30h 57m

Toronto Pearson Intl

mar. 10/21

4:00 pm-8:45 pm

1 stop29h 45m

$304

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

lun. 10/27

5:15 am-8:00 pm

1 stop13h 45m

Toronto Pearson Intl

lun. 11/3

1:30 pm-2:00 pm

2 stops25h 30m

$309

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

vie. 10/24

5:11 pm-2:05 pm

1 stop19h 54m

Toronto Pearson Intl

lun. 10/27

7:00 am-4:16 pm

1 stop10h 16m

$311

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

jue. 11/6

11:12 am-5:12 pm

2 stops29h 00m

Toronto Pearson Intl

lun. 11/10

5:15 pm-9:04 am

1 stop16h 49m

$312

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

jue. 12/4

12:20 pm-11:43 am

1 stop22h 23m

Toronto Pearson Intl

dom. 12/7

8:00 pm-8:45 am

1 stop13h 45m

$325

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

lun. 10/6

5:15 am-11:41 pm

1 stop17h 26m

Toronto Pearson Intl

mié. 10/8

12:00 pm-9:58 am

2 stops22h 58m

$334

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

vie. 10/24

6:36 pm-6:20 am

1 stop10h 44m

Toronto Pearson Intl

dom. 10/26

1:30 pm-9:58 am

2 stops21h 28m

$349

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

dom. 10/26

10:57 am-11:43 am

1 stop23h 46m

Toronto Pearson Intl

mié. 10/29

11:15 am-10:02 am

1 stop23h 47m

$350

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

jue. 10/2

5:15 am-10:40 pm

1 stop16h 25m

Toronto Pearson Intl

lun. 10/20

6:30 am-2:00 pm

2 stops32h 30m

$362

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

vie. 1/9

12:13 pm-10:12 pm

1 stop8h 59m

Toronto Pearson Intl

mié. 1/14

10:00 am-12:40 am

2 stops15h 40m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 48 results
1
2
3
...
5

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 septiembre 15, 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 septiembre 15, 2025.

The most flights from USMO to NI4 are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 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 fly from Missouri to Niagara Falls in about 9h 35m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 653 mi.

  • 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 (86%), Jazz (86%), United Airlines( 57%).

  • 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 $1,287, our data indicates the cheapest price to be $221. The most popular route (Lambert-St Louis - Toronto Pearson Intl), is priced around $325.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Boston to Pearson Intl flights
Reagan-National to Pearson Intl flights
San Francisco to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Seattle to Pearson Intl flights
Boston to Toronto Island flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
Dulles Intl to Toronto Island flights
Atlanta to Pearson Intl flights
Boston to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
Minneapolis to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Midway to Toronto Island flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Pearson Intl flights
Raleigh to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Los Angeles to Toronto Island flights
Orlando to Pierre Elliott Trudeau Intl flights
Nashville to Pearson Intl flights
Miami to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Midway to Pearson Intl flights
Orlando to Pearson Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Raleigh to Pierre Elliott Trudeau Intl flights
Cincinnati to Pearson Intl flights

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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$637FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$220Average$595FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$330Average$637FlexibilityNo cancel feeOn-time71%
DeltaCheapest$495Average$722FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$497Average$729FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.