How long is the flight from Niagara Falls to Ontario?

Departing from Niagara Falls to Ontario will take you 8h 35m. The distance between Niagara Falls and Ontario is about 3421 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

What are the most popular airlines that fly from Niagara Falls to Ontario?

Consider United Airlines, Air Canada or American Airlines when booking your flight. These represent the most popular airlines when flying from Niagara Falls to Ontario.

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

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

What airport do you fly into for flights to Ontario from Niagara Falls?

Ontario (ONT), located 4.9 km from the city centre, is the airport you fly into when you book flights from Niagara Falls to Ontario. 3 airlines have flights to Ontario from Niagara Falls on a regular basis. Booking flights from Niagara Falls to Ontario should not be difficult; the airport handles an average of 0 inbound flights from Niagara Falls per day.

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

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

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

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

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

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

C$ 297+ Cheap Flights from Niagara Falls to Ontario

Cheap flight deals from Niagara Falls to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Niagara Falls to Ontario
Explore the most affordable flight options available from Niagara Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Mon 21/96:30 a.m. -

1 stop8h 42m

Tue 29/95:00 a.m. -

1 stop7h 14m

Deal found 31/8C$ 663

Sun 13/96:30 a.m. -

1 stop8h 42m

Sat 19/95:00 a.m. -

2 stops9h 56m

Deal found 30/8C$ 665

Thu 17/99:45 a.m. -

1 stop12h 51m

Wed 23/96:15 a.m. -

2 stops12h 40m

Deal found 2/9C$ 679

Sun 20/95:54 p.m. -

1 stop8h 53m

Sat 26/912:17 p.m. -

1 stop8h 42m

Deal found 30/8C$ 682

Thu 17/95:16 p.m. -

1 stop8h 35m

Wed 23/96:08 a.m. -

1 stop7h 06m

Deal found 2/9C$ 683

Tue 15/96:30 a.m. -

1 stop10h 31m

Sat 19/97:00 a.m. -

1 stop7h 56m

Deal found 31/8C$ 684

Fri 18/95:54 p.m. -

1 stop8h 53m

Fri 25/910:00 p.m. -

2 stops14h 15m

Deal found 29/8C$ 686

Wed 21/107:45 a.m. -

2 stops19h 05m

Mon 26/1012:01 p.m. -

1 stop30h 38m

Deal found 2/9C$ 688

Sun 11/108:35 p.m. -

1 stop13h 29m

Sun 18/106:15 a.m. -

2 stops12h 40m

Deal found 31/8C$ 694

Find flight deals from Niagara Falls to Ontario

Round-trip from	C$ 663
One-way from	C$ 297
Popular in	January
Cheapest in	September
Average price	C$ 663

Lufthansa
21/9-29/9
2 total stops
15h 56m total
Niagara Falls to Ontario

Search Deals

10/9
1 total stop
12h 51m total
Niagara Falls to Ontario

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (C$ 302 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Niagara Falls to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 20/9

5:54 p.m.-11:47 p.m.

1 stop8h 53m

Ontario

Sat 26/9

12:17 p.m.-11:59 p.m.

1 stop8h 42m

C$ 682

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Mon 21/9

5:16 p.m.-10:51 p.m.

1 stop8h 35m

Ontario

Wed 23/9

6:08 a.m.-4:14 p.m.

1 stop7h 06m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Fri 18/9

1:34 p.m.-10:24 p.m.

1 stop11h 50m

Ontario

Fri 25/9

7:05 a.m.-9:59 p.m.

1 stop11h 54m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

3:53 p.m.-9:59 p.m.

1 stop9h 06m

Ontario

Wed 23/9

6:08 a.m.-4:14 p.m.

1 stop7h 06m

C$ 686

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

1:00 p.m.-10:51 p.m.

2 stops12h 51m

Ontario

Mon 5/10

6:00 a.m.-11:59 p.m.

2 stops14h 59m

C$ 708

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 17/9

1:34 p.m.-10:24 p.m.

1 stop11h 50m

Ontario

Wed 23/9

7:05 a.m.-11:39 p.m.

2 stops13h 34m

C$ 708

Quickest round-trip

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Thu 26/11

10:53 a.m.-3:59 p.m.

1 stop8h 06m

Ontario

Sun 29/11

6:00 a.m.-4:08 p.m.

1 stop7h 08m

C$ 730

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Sun 27/9

6:30 a.m.-12:18 p.m.

1 stop8h 48m

Ontario

Sat 3/10

5:00 a.m.-3:14 p.m.

1 stop7h 14m

C$ 762

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Wed 6/1

6:15 a.m.-11:27 a.m.

1 stop8h 12m

Ontario

Wed 27/1

12:00 p.m.-12:01 a.m.

1 stop9h 01m

C$ 769

TorontoOntario

YYZ Toronto Pearson Intl - ONT Ontario

YYZONT

Toronto Pearson Intl

Tue 19/1

6:10 a.m.-9:40 p.m.

1 stop18h 30m

Ontario

Fri 5/2

5:00 a.m.-3:12 p.m.

1 stop7h 12m

C$ 780

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/8

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Niagara Falls to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Niagara Falls with our price prediction graph.

YYZ-ONT

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 Niagara Falls to Ontario

NI4-ONT

YYZ-ONT

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown United Airlines,American Airlines, andAir Canada from Niagara Falls to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,159 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

10,159 reviews

United Airlines

7.4

Good

10,159 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

American Airlines

7.1

Good

12,024 reviews

United Airlines

7.4

Good

10,159 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Air Canada

7.1

Good

11,573 reviews

United Airlines

7.4

Good

10,159 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

What airport do you fly into for flights to Ontario from Niagara Falls?
Ontario (ONT), located 4.9 km from the city centre, is the airport you fly into when you book flights from Niagara Falls to Ontario. 3 airlines have flights to Ontario from Niagara Falls on a regular basis. Booking flights from Niagara Falls to Ontario should not be difficult; the airport handles an average of 0 inbound flights from Niagara Falls per day.
How long is the flight from Niagara Falls to Ontario?
Departing from Niagara Falls to Ontario will take you 8h 35m. The distance between Niagara Falls and Ontario is about 3421 km. This flight may include one or multiple stops.
Can I find deals for flights from Niagara Falls to Ontario that include hotel bookings?
Yes. In addition to deals on Niagara Falls to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Niagara Falls to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Ontario.
Can I find deals for business class flights from Niagara Falls to Ontario?
Yes. Cheapflights offers flight deals from Niagara Falls to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Niagara Falls to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 337	AverageC$ 832	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 357	AverageC$ 772	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	CheapestC$ 562	AverageC$ 628	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

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Cheapflights makes it easy to find Niagara Falls to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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Cheapflights helps you find that perfect flight to Ontario from Niagara Falls by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Niagara Falls to Ontario with no change fees?

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Cheap flights from Niagara Falls to Ontario from C$ 297

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Niagara Falls to Ontario

Cheapest flights from Niagara Falls to OntarioExplore the most affordable flight options available from Niagara Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Explore the most affordable flight options available from Niagara Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Niagara Falls to OntarioDiscover carefully curated flight deals from Niagara Falls to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Discover carefully curated flight deals from Niagara Falls to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Niagara Falls to OntarioDiscover last-minute flight deals from Niagara Falls to Ontario. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute flight deals from Niagara Falls to Ontario. Data last updated 2 September 2026 and is based on user searches.

One-way flights from Niagara Falls to OntarioSearch for one-way flight options from Niagara Falls to Ontario. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.

Search for one-way flight options from Niagara Falls to Ontario. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.

Find flight deals from Niagara Falls to Ontario

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Use the filters below to find and compare flights from Niagara Falls to Ontario that are best for you.

Best time to book a flight from Niagara Falls to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Niagara Falls with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown United Airlines,American Airlines, andAir Canada from Niagara Falls to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Ontario from Niagara Falls?

How long is the flight from Niagara Falls to Ontario?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Niagara Falls to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

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Search flights from Niagara Falls to Ontario by cabin class

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Other flights to Ontario

Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 September 2026.

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Top 3 airlines flying from Niagara Falls to Ontario

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How does Cheapflights help users find flights from Niagara Falls to Ontario?

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Ontario?

Can Cheapflights find flights from Niagara Falls to Ontario with no change fees?

Can Cheapflights notify me if prices for flights from Niagara Falls to Ontario become cheaper?

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Cheapest flights from Niagara Falls to Ontario
Explore the most affordable flight options available from Niagara Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Niagara Falls to Ontario
Discover carefully curated flight deals from Niagara Falls to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Niagara Falls to Ontario
Discover last-minute flight deals from Niagara Falls to Ontario. Data last updated 2 September 2026 and is based on user searches.

One-way flights from Niagara Falls to Ontario
Search for one-way flight options from Niagara Falls to Ontario. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.