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Cheap flights from Niagara Falls, ON to Key West from C$ 236

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EYW
8 May — 15 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Niagara Falls to Key West

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Key West
Explore the most affordable flight options available from Niagara Falls to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 April 2026.

Thu 16/48:20 p.m.
YYZ
-
EYW
1 stop16h 06m
Multiple Airlines
Wed 22/411:51 a.m.
EYW
-
YYZ
1 stop12h 23m
Multiple Airlines
Deal found 3/4C$ 545
Mon 13/43:40 p.m.
YYZ
-
EYW
2 stops20h 41m
Multiple Airlines
Thu 16/42:04 p.m.
EYW
-
YYZ
1 stop24h 16m
Multiple Airlines
Deal found 5/4C$ 563
Thu 21/57:45 a.m.
YYZ
-
EYW
1 stop27h 42m
Multiple Airlines
Mon 25/512:07 p.m.
EYW
-
YYZ
1 stop7h 58m
Multiple Airlines
Deal found 8/4C$ 588
Sat 2/51:30 p.m.
YYZ
-
EYW
1 stop22h 01m
Multiple Airlines
Fri 8/512:07 p.m.
EYW
-
YYZ
1 stop7h 58m
Multiple Airlines
Deal found 6/4C$ 752
Tue 19/56:00 a.m.
YYZ
-
EYW
2 stops13h 49m
Delta
Tue 26/511:48 a.m.
EYW
-
YYZ
2 stops11h 26m
Delta
Deal found 4/4C$ 833
Sun 24/57:00 a.m.
YYZ
-
EYW
1 stop8h 07m
United Airlines
Thu 28/53:50 p.m.
EYW
-
YYZ
1 stop8h 09m
United Airlines
Deal found 5/4C$ 834
Sat 5/910:15 a.m.
YYZ
-
EYW
1 stop11h 56m
United Airlines
Sat 12/94:05 p.m.
EYW
-
YYZ
1 stop7h 54m
United Airlines
Deal found 4/4C$ 836

Find flight deals from Niagara Falls to Key West

Keep the following information in mind while searching for Niagara Falls to Key West flight deals. Data was last updated 8 April 2026.

Round-trip from

C$ 588

One-way from

C$ 236

Popular in

October

Cheapest in

January

Average price

C$ 976
21/5-25/5
  • 21/5-25/5
  • 2 total stops
  • 35h 40m total
  • Niagara Falls to Key West
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 28h 24m total
  • Niagara Falls to Key West
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 138 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to Key West 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 629,999 searches. Data last updated 8 April 2026.
Use the filters below to find and compare flights from Niagara Falls to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 2/5

1:30 p.m.-11:31 a.m.

1 stop22h 01m

Key West

Fri 8/5

12:07 p.m.-8:05 p.m.

1 stop7h 58m

C$ 752

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Tue 19/5

6:00 a.m.-7:49 p.m.

2 stops13h 49m

Key West

Tue 26/5

7:30 a.m.-5:15 p.m.

1 stop9h 45m

C$ 833

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 24/5

8:50 a.m.-3:07 p.m.

1 stop6h 17m

Key West

Thu 28/5

3:50 p.m.-11:59 p.m.

1 stop8h 09m

C$ 834
Quickest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 8/5

1:34 p.m.-7:49 p.m.

1 stop6h 15m

Key West

Mon 11/5

6:19 p.m.-11:58 p.m.

1 stop5h 39m

C$ 834

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 5/9

10:15 a.m.-10:11 p.m.

1 stop11h 56m

Key West

Sat 12/9

4:05 p.m.-11:59 p.m.

1 stop7h 54m

C$ 836

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 11/7

7:30 a.m.-1:30 p.m.

1 stop6h 00m

Key West

Sat 18/7

2:26 p.m.-10:23 p.m.

1 stop7h 57m

C$ 837

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 2/5

6:00 a.m.-5:23 p.m.

2 stops11h 23m

Key West

Fri 8/5

7:30 a.m.-5:59 p.m.

2 stops10h 29m

C$ 855

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 24/5

6:10 a.m.-5:23 p.m.

2 stops11h 13m

Key West

Thu 28/5

2:00 p.m.-11:58 p.m.

1 stop9h 58m

C$ 857

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 30/8

7:30 a.m.-1:34 p.m.

1 stop6h 04m

Key West

Sat 5/9

4:05 p.m.-11:59 p.m.

1 stop7h 54m

C$ 857
Cheapest one-way

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Mon 18/5

8:10 a.m.-12:34 p.m.

1 stop28h 24m

C$ 236

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Niagara Falls to Key West

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

Weekly flight availability from Niagara Falls to Key West

Explore weekly flight availability from Niagara Falls to Key West. 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 8 April 2026.

The most flights from NI4 to EYW are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated 8 April 2026.
Read through reviews of airlines operating flights from Niagara Falls to Key West, such as WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,316 reviews
Check prices

Food

6.2

Entertainment

6.1

Crew

7.9

Overall

7.2

Comfort

7.0

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,316 reviews
WestJet
7.2
Good
3,316 reviews
Check prices

Food

6.2

Entertainment

6.1

Crew

7.9

Overall

7.2

Comfort

7.0

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to Key West. 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 into for flights to Key West from Niagara Falls?

    For a flight from Niagara Falls to Key West, you will be flying into Key West. Key West (EYW) is just 4.2 km from the centre of the city. Key West is the only Key West airport and it handles 1 inbound flight from Niagara Falls per day. 1 airline has flights to Key West from Niagara Falls on a regular basis.

  • How long is the flight from Niagara Falls to Key West?

    Airlines like Delta and United Airlines fly from Niagara Falls to Key West in about 6h 17m. The time it takes to get you to your destination can typically vary by up to 7h 32m. Niagara Falls and Key West are separated by a distance of 2134 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Niagara Falls to Key West 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

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Alternative routes for Niagara Falls to Key West

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Top airline flying from Niagara Falls to Key West

Discover the top airline that operate flights from Niagara Falls to Key West. 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 629,999 searches. Data last updated 8 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 829AverageC$ 964FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Niagara Falls to Key West flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Niagara Falls to Key West for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Niagara Falls to Key West with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Niagara Falls to Key West on Cheapflights with our Price Alert feature and get notified when better prices are available.

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