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Niagara Falls

$99+ Cheap flights from Ontario (ONT) 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYZ
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Ontario to Niagara Falls

Keep the following information in mind while searching for Ontario to Niagara Falls flight deals. Data was last updated April 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$269
(Kiwi.com)

One-way from

$99
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$437
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
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From Ontario to Niagara Falls
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One-way flight from Ontario to Niagara Falls
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Highest demand for flights based on searches. 12% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Niagara Falls

Cheapest flights from Ontario to Niagara Falls
Explore the most affordable flight options available from Ontario to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/267:37 pmONT - YYZ
1 stop25h 35mMultiple Airlines
Sun 6/18:05 pmYYZ - ONT
1 stop19h 15mMultiple Airlines
Deal found 4/28$269
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:05 amONT - YYZ
2 stops12h 01mAir Canada
Sun 5/188:45 amYYZ - ONT
1 stop15h 08mAir Canada
Deal found 4/28$339
This Kissandfly.com deal was found by Cheapflights users on 4/28. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/122:28 pmONT - YYZ
2 stops18h 06mFrontier
Sun 5/1811:30 amYYZ - ONT
1 stop11h 03mFrontier
Deal found 4/28$345
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/133:10 pmONT - YYZ
1 stop12h 50mUnited Airlines
Wed 5/1410:15 amYYZ - ONT
1 stop13h 38mUnited Airlines
Deal found 4/28$349
This Delta deal was found by Cheapflights users on 4/28. 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.
Mon 6/910:05 pmONT - YYZ
1 stop11h 08mDelta
Mon 6/161:28 pmYYZ - ONT
1 stop11h 57mDelta
Deal found 4/28$368
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 5/1210:40 pmONT - YYZ
1 stop9h 25mAmerican Airlines
Sun 5/185:20 pmYYZ - ONT
1 stop23h 32mAmerican Airlines
Deal found 4/28$371
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:20 pmONT - YYZ
1 stop16h 40mAlaska Airlines
Sat 6/74:45 pmYYZ - ONT
1 stop9h 01mAlaska Airlines
Deal found 4/28$436

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario 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 April 30, 2025.
Use the filters below to find and compare flights from Ontario to Niagara Falls that are best for you.

Fly from

Ontario

Fly to

Niagara Falls

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 5/26

7:37 pm-12:12 am

1 stop25h 35m

Toronto Pearson Intl

Sun 6/1

8:05 pm-12:20 pm

1 stop19h 15m

$269

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 5/12

6:48 pm-7:00 am

1 stop9h 12m

Toronto Pearson Intl

Sun 5/18

10:15 am-8:53 pm

1 stop13h 38m

$339

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 5/12

2:28 pm-11:34 am

2 stops18h 06m

Toronto Pearson Intl

Sun 5/18

11:30 am-7:33 pm

1 stop11h 03m

$345

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 5/13

3:10 pm-7:00 am

1 stop12h 50m

Toronto Pearson Intl

Wed 5/14

10:15 am-8:53 pm

1 stop13h 38m

$349

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 6/9

10:05 pm-12:13 pm

1 stop11h 08m

Toronto Pearson Intl

Mon 6/16

1:28 pm-10:25 pm

1 stop11h 57m

$368

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 5/12

10:40 pm-11:05 am

1 stop9h 25m

Toronto Pearson Intl

Sun 5/18

5:20 pm-1:52 pm

1 stop23h 32m

$371

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 5/30

7:20 pm-3:00 pm

1 stop16h 40m

Toronto Pearson Intl

Sat 6/7

4:45 pm-10:46 pm

1 stop9h 01m

$436

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 5/28

6:25 am-12:12 am

1 stop14h 47m

$99

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 5/29

6:00 am-5:55 pm

1 stop8h 55m

$158

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 5/28

6:32 pm-12:56 pm

1 stop15h 24m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Niagara Falls (average of $243). Flying from Ontario 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 ONT to NI4?

Find hourly flight availability from Ontario 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 April 30, 2025.

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

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 April 30, 2025.
Read through reviews of airlines operating flights from Ontario to Niagara Falls, such as Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Canada
7.0
Good
9,244 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario to Niagara Falls?

    For a flight from Ontario to Niagara Falls, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Niagara Falls per day. 4 airlines have flights to Niagara Falls from Ontario on a regular basis.

  • What are the cheapest airlines to fly from Ontario to Niagara Falls one-way?

    The cheapest airlines for a one-way flight from Ontario to Niagara Falls are Air Canada ($158), United Airlines ($159), and American Airlines ($162).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Niagara Falls (average of $243). Flying from Ontario 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 4 airlines flying from Ontario to Niagara Falls

Discover the top 4 airlines that operate flights from Ontario 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$131Average$474FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$145Average$370FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$338Average$549FlexibilityNo cancel feeOn-time71%
DeltaCheapest$338Average$413FlexibilityNo cancel feeOn-timeN/A

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