HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$124+ Cheap flights from Florida Keys to Niagara Falls, ON, 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — YYZ
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Florida Keys 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 Florida Keys to Niagara Falls

Keep the following information in mind while searching for Florida Keys to Niagara Falls flight deals. Data was last updated November 3, 2025.

Round-trip from

$272
(Mytrip)

One-way from

$124
(Kiwi.com)
From Florida Keys to Niagara Falls
Search Deals
One-way flight from Florida Keys to Niagara Falls
Search Deals

Find flight deals from Florida Keys to Niagara Falls

Cheapest flights from Florida Keys to Niagara Falls
Explore the most affordable flight options available from Florida Keys to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Trip.com deal was found by Cheapflights users on 11/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:05 pmMIA - YYZ
Nonstop3h 21mMultiple Airlines
Wed 12/319:40 amYYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 11/1$274
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/252:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Sun 1/49:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/1$284
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/222:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Sun 1/49:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$291
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/222:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Thu 1/19:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$294
This Mytrip deal was found by Cheapflights users on 11/1. 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.
Mon 12/222:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Wed 12/319:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/1$295
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/232:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Sun 1/49:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$296
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/232:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Thu 1/19:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$298
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/242:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Wed 1/79:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$301
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/242:10 pmMIA - YYZ
Nonstop3h 20mPorter Airlines
Mon 1/59:40 amYYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 11/2$305
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/245:30 amMIA - YYZ
2 stops17h 50mMultiple Airlines
Sun 1/49:40 amYYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 11/2$308
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/118:21 amMIA - YYZ
2 stops11h 52mMultiple Airlines
Wed 12/179:40 amYYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 11/1$313
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 11/265:30 amMIA - YYZ
2 stops18h 25mMultiple Airlines
Mon 12/17:45 pmYYZ - MIA
1 stop24h 02mMultiple Airlines
Deal found 11/3$316

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florida Keys 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 November 3, 2025.
Use the filters below to find and compare flights from Florida Keys to Niagara Falls that are best for you.

Fly from

Florida Keys

Fly to

Niagara Falls

Route

Depart

Return

Price

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 12/25

8:30 pm-11:49 pm

Nonstop3h 19m

Toronto Pearson Intl

Thu 1/1

4:44 pm-12:47 am

1 stop8h 03m

$367

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sat 12/27

6:00 am-11:08 am

1 stop5h 08m

Toronto Pearson Intl

Thu 1/1

12:14 pm-10:08 pm

1 stop9h 54m

$377

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Wed 1/7

2:10 pm-5:30 pm

Nonstop3h 20m

Toronto Pearson Intl

Sun 1/11

9:40 am-1:09 pm

Nonstop3h 29m

$379

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 1/22

2:10 pm-5:30 pm

Nonstop3h 20m

Toronto Pearson Intl

Mon 2/2

7:15 am-1:55 pm

1 stop6h 40m

$411

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sun 11/16

6:25 am-2:20 pm

1 stop7h 55m

Toronto Pearson Intl

Sun 11/23

2:00 pm-10:29 pm

1 stop8h 29m

$418

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sat 11/15

6:45 am-9:21 pm

1 stop14h 36m

Toronto Pearson Intl

Mon 11/17

2:00 pm-10:29 pm

1 stop8h 29m

$421

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Wed 1/7

12:35 pm-7:17 pm

1 stop6h 42m

Toronto Pearson Intl

Fri 1/16

2:57 pm-11:59 pm

1 stop9h 02m

$423

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 1/8

6:00 am-11:08 am

1 stop5h 08m

Toronto Pearson Intl

Wed 1/14

2:25 pm-9:10 pm

1 stop6h 45m

$423

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 1/8

4:19 pm-11:59 pm

1 stop7h 40m

Toronto Pearson Intl

Fri 1/16

2:57 pm-11:59 pm

1 stop9h 02m

$423

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Mon 11/24

7:00 am-1:43 pm

1 stop6h 43m

Toronto Pearson Intl

Wed 1/14

11:00 am-10:20 pm

2 stops11h 20m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Florida Keys to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Florida Keys 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 Florida Keys to Niagara Falls
No data available for this route at this time. Please check back soon.

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 November 3, 2025.
Peruse reviews from past customers who have flown with Porter Airlines, Delta, and American Airlines from Florida Keys to Niagara Falls to help guide your decision. 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.
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
385 reviews
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Delta
7.9
Good
8,002 reviews
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
11,038 reviews
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,398 reviews
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Flair Airlines
6.0
Okay
253 reviews
Porter Airlines
8.0
Very good
385 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.0

Boarding

8.2

Crew

8.6

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

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

    A quick flight from Florida Keys to Niagara Falls can take about 3h 19m. American Airlines provides one of the quickest options available for as low as $367. Florida Keys and Niagara Falls are separated by a distance of 1235 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $151 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Transat and Delta, with prices starting from $161 and $161, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Florida Keys 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.

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 Florida Keys to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pearson Intl flights
Orlando to Pearson Intl flights
Miami to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Orlando to Toronto Island flights
Tampa to Pearson Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Toronto Island flights
Fort Myers to Pearson Intl flights
Miami to Toronto Island flights
Tampa to Pierre Elliott Trudeau Intl flights
Tampa to Toronto Island flights
West Palm Beach to Pearson Intl flights
West Palm Beach to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Ottawa flights
Fort Myers to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Hamilton flights
Jacksonville to Pearson Intl flights
Jacksonville to Pierre Elliott Trudeau Intl flights
Orlando to Ottawa flights
Sarasota to Pierre Elliott Trudeau Intl flights
Tampa to Ottawa flights
Sarasota to Pearson Intl flights
Orlando to Hamilton flights
Miami to Ottawa flights
Pensacola to Pearson Intl flights
Fort Myers to Ottawa flights
Orlando to London flights
Pensacola to Pierre Elliott Trudeau Intl flights
Sarasota to Ottawa flights
Daytona Beach to Pierre Elliott Trudeau Intl flights
Jacksonville to Toronto Island flights
Tampa to London flights
Panama City to Pearson Intl flights
West Palm Beach to Ottawa flights
Daytona Beach to Pearson Intl flights
Tallahassee to Pierre Elliott Trudeau Intl flights
Orlando to Thunder Bay flights
Gainesville to Pierre Elliott Trudeau Intl flights
Fort Myers to Sudbury flights
Pensacola to Ottawa flights
Valparaiso to Pierre Elliott Trudeau Intl flights
Panama City to Pierre Elliott Trudeau Intl flights
Melbourne to Pearson Intl flights
Gainesville to Pearson Intl flights
Miami to Thunder Bay flights
Jacksonville to London flights
West Palm Beach to Toronto Island flights

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.
Site
Cookie settings©2025 Cheapflights