How long is the flight from Region of Ontario to Key West?

Delta, American Airlines, and United Airlines can get you from Region of Ontario to Key West in just under 5h 41m. Your travel time can differ by up to 3h 03m. Airlines will cover a distance of 2134 km. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 mm per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

What are the most popular routes from Region of Ontario to Key West?

Most travellers choose Toronto Pearson Intl - Key West, Toronto Island - Key West or Montreal Pierre Elliott Trudeau Intl - Key West when deciding on the best route from Region of Ontario to Key West.

What is the cheapest time of day to fly from ON to EYW?

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

What airport do you fly into for flights to Key West from Ontario?

If you book a flight to Key West from Ontario, you will be flying to Key West, which is the city’s only airport. Key West (EYW) is located 4.2 km from the centre of Key West.

Can I find deals for flights from Ontario to Key West that include hotel bookings?

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

How can I find direct flights from Ontario to Key West?

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

Can I find deals for business class flights from Ontario to Key West?

Yes. Cheapflights offers flight deals from Ontario 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.

C$ 219+ Cheap Flights from Ontario to Key West

Cheap flight deals from Ontario to Key West

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Key West
Explore the most affordable flight options available from Ontario to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Sun 25/109:15 a.m. -

1 stop27h 04m

Sun 1/1110:59 a.m. -

1 stop26h 41m

Deal found 10/9C$ 409

Wed 21/109:50 a.m. -

1 stop24h 29m

Wed 28/1010:04 a.m. -

2 stops13h 51m

Deal found 6/9C$ 512

Sun 20/99:50 a.m. -

1 stop24h 29m

Wed 23/910:04 a.m. -

2 stops28h 01m

Deal found 8/9C$ 640

Thu 22/109:50 a.m. -

1 stop24h 29m

Wed 28/1010:04 a.m. -

2 stops13h 51m

Deal found 8/9C$ 678

Wed 21/106:00 a.m. -

1 stop7h 03m

Wed 28/105:28 p.m. -

1 stop6h 01m

Deal found 6/9C$ 744

Fri 13/1112:44 p.m. -

1 stop5h 41m

Wed 18/117:00 p.m. -

1 stop16h 59m

Deal found 6/9C$ 750

Wed 21/1011:38 a.m. -

1 stop8h 23m

Wed 28/1011:51 a.m. -

1 stop10h 08m

Deal found 6/9C$ 753

Thu 22/107:45 a.m. -

1 stop9h 30m

Wed 28/106:10 p.m. -

1 stop5h 49m

Deal found 8/9C$ 754

Tue 8/127:00 a.m. -

1 stop10h 11m

Thu 10/127:25 a.m. -

1 stop10h 09m

Deal found 9/9C$ 757

Tue 8/126:45 a.m. -

2 stops28h 03m

Thu 10/126:06 p.m. -

1 stop5h 52m

Deal found 5/9C$ 859

Thu 26/117:00 a.m. -

1 stop10h 10m

Thu 3/126:06 p.m. -

1 stop5h 52m

Deal found 8/9C$ 917

Thu 26/117:00 a.m. -

1 stop27h 48m

Thu 3/127:25 a.m. -

2 stops41h 05m

Deal found 8/9C$ 990

Best flights from Ontario to Key West
Discover carefully curated flight deals from Ontario to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Wed 21/109:50 a.m. -

1 stop24h 29m

Wed 28/1010:04 a.m. -

2 stops13h 51m

Deal found 6/9C$ 512

Wed 21/1011:38 a.m. -

1 stop8h 23m

Wed 28/1011:51 a.m. -

1 stop10h 08m

Deal found 6/9C$ 753

Fri 13/1112:44 p.m. -

1 stop5h 41m

Wed 18/117:00 p.m. -

1 stop16h 59m

Deal found 10/9C$ 754

Mon 26/106:45 a.m. -

1 stop8h 44m

Fri 30/104:10 p.m. -

1 stop7h 49m

Deal found 9/9C$ 776

Tue 8/126:45 a.m. -

2 stops28h 03m

Thu 10/1211:43 a.m. -

2 stops23h 47m

Deal found 5/9C$ 998

Tue 8/127:00 a.m. -

1 stop10h 11m

Thu 10/127:25 a.m. -

1 stop10h 09m

Deal found 8/9C$ 757

Mon 26/107:45 a.m. -

1 stop5h 08m

Fri 30/1011:51 a.m. -

1 stop5h 27m

Deal found 8/9C$ 776

Sat 20/29:30 a.m. -

1 stop6h 52m

Sat 27/22:30 p.m. -

1 stop7h 10m

Deal found 8/9C$ 859

Mon 21/97:30 a.m. -

1 stop5h 59m

Wed 23/92:20 p.m. -

1 stop8h 03m

Deal found 9/9C$ 896

Fri 13/117:50 a.m. -

2 stops12h 10m

Wed 18/116:05 p.m. -

1 stop5h 52m

Deal found 7/9C$ 880

Thu 26/117:00 a.m. -

1 stop10h 10m

Thu 3/126:06 p.m. -

1 stop5h 52m

Deal found 8/9C$ 917

Sat 24/1012:15 p.m. -

1 stop27h 14m

Wed 28/102:51 p.m. -

2 stops21h 00m

Deal found 9/9C$ 1,302

Tue 8/125:30 p.m. -

2 stops21h 06m

Thu 10/1212:41 p.m. -

1 stop8h 20m

Deal found 8/9C$ 1,097

Mon 26/105:25 p.m. -

2 stops20h 29m

Fri 30/102:51 p.m. -

2 stops20h 47m

Deal found 5/9C$ 1,139

Sat 31/108:30 p.m. -

2 stops19h 59m

Tue 3/114:10 p.m. -

2 stops16h 27m

Deal found 8/9C$ 1,172

Sun 14/27:20 p.m. -

1 stop15h 51m

Tue 16/25:45 p.m. -

1 stop16h 21m

Deal found 8/9C$ 1,700

Sat 24/107:15 a.m. -

2 stops30h 39m

Wed 28/102:51 p.m. -

2 stops30h 52m

Deal found 9/9C$ 1,182

Sun 25/1012:05 p.m. -

1 stop27h 24m

Sun 1/114:10 p.m. -

1 stop24h 32m

Deal found 10/9C$ 1,719

Fri 13/118:55 p.m. -

2 stops16h 57m

Wed 18/112:51 p.m. -

2 stops16h 53m

Deal found 9/9C$ 1,739

Wed 7/108:20 p.m. -

2 stops17h 09m

Wed 14/102:15 p.m. -

2 stops18h 10m

Deal found 7/9C$ 1,415

Thu 22/108:20 p.m. -

2 stops17h 09m

Thu 29/102:50 p.m. -

2 stops29h 02m

Deal found 7/9C$ 1,457

Mon 9/115:30 a.m. -

2 stops9h 59m

Sun 15/114:10 p.m. -

2 stops29h 42m

Deal found 6/9C$ 2,399

Find flight deals from Ontario to Key West

Round-trip from	C$ 409
One-way from	C$ 219

25/10-1/11
2 total stops
53h 45m total
Ontario to Key West

Search Deals

25/10-31/12
1 total stop
23h 59m total
Ontario to Key West

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Mon 21/9

1:30 p.m.-9:24 a.m.

2 stops43h 54m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 343

TorontoKey West

YTZ Toronto Island - EYW Key West

YTZEYW

Toronto Island

Mon 5/10

1:40 p.m.-9:24 a.m.

3 stops43h 44m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 370

TorontoKey West

YTZ Toronto Island - EYW Key West

YTZEYW

Toronto Island

Fri 2/10

1:40 p.m.-10:19 a.m.

2 stops44h 39m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 378

TorontoKey West

YTZ Toronto Island - EYW Key West

YTZEYW

Toronto Island

Tue 6/10

9:15 a.m.-9:24 a.m.

3 stops24h 09m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 378

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Tue 6/10

7:45 a.m.-5:15 p.m.

1 stop9h 30m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 408

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Tue 20/10

6:00 a.m.-2:36 p.m.

1 stop8h 36m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 414

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Tue 20/10

7:45 a.m.-5:15 p.m.

1 stop9h 30m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 418

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Wed 7/10

11:38 a.m.-8:01 p.m.

1 stop8h 23m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 418

MontrealKey West

YUL Montreal Pierre Elliott Trudeau Intl - EYW Key West

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

12:44 p.m.-8:01 p.m.

1 stop7h 17m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 418

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Wed 7/10

6:15 a.m.-4:58 p.m.

2 stops10h 43m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 419

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 43 resultsSorted by cheapest first

...

Best time to book a flight from Ontario to Key West

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

YYZ-EYW

YUL-EYW

YTZ-EYW

YXU-EYW

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 Key West

CAON-EYW

YYZ-EYW

YUL-EYW

YTZ-EYW

YXU-EYW

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

Related info for your journey

What airport do you fly into for flights to Key West from Ontario?
If you book a flight to Key West from Ontario, you will be flying to Key West, which is the city’s only airport. Key West (EYW) is located 4.2 km from the centre of Key West.
How long is the flight from Region of Ontario to Key West?
Delta, American Airlines, and United Airlines can get you from Region of Ontario to Key West in just under 5h 41m. Your travel time can differ by up to 3h 03m. Airlines will cover a distance of 2134 km. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Region of Ontario to Key West?
Most travellers choose Toronto Pearson Intl - Key West, Toronto Island - Key West or Montreal Pierre Elliott Trudeau Intl - Key West when deciding on the best route from Region of Ontario to Key West.
Can I find deals for flights from Ontario to Key West that include hotel bookings?
Yes. In addition to deals on Ontario to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Key West.
Can I find deals for business class flights from Ontario to Key West?
Yes. Cheapflights offers flight deals from Ontario 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

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Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Ontario to Key West

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Top airline flying from Ontario to Key West

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 708	AverageC$ 840	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

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

Cheapflights makes it easy to find Ontario to Key West 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.

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

Cheapflights helps you find that perfect flight to Key West from Ontario 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 Ontario to Key West with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Key West flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Ontario to Key West flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Ontario to Key West from C$ 219

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Key West

Cheapest flights from Ontario to Key WestExplore the most affordable flight options available from Ontario to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Ontario to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Ontario to Key WestDiscover carefully curated flight deals from Ontario to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Ontario to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Ontario to Key WestDiscover last-minute flight deals from Ontario to Key West. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Key West. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Ontario to Key WestSearch for one-way flight options from Ontario to Key West. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Ontario to Key West. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

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Best time to book a flight from Ontario to Key West

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

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Related info for your journey

What airport do you fly into for flights to Key West from Ontario?

How long is the flight from Region of Ontario to Key West?

What are the most popular routes from Region of Ontario to Key West?

Can I find deals for flights from Ontario to Key West that include hotel bookings?

How can I find direct flights from Ontario to Key West?

Can I find deals for business class flights from Ontario to Key West?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Key West

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Complete your trip

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

Direct flights to Florida

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Search flights from Ontario to Key West by cabin class

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Ontario and Key West flights

Browse other Ontario and Key West flight options. Last updated on 10 September 2026.

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Ontario to Key West flights

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Cheapest flights from Ontario to Key West
Explore the most affordable flight options available from Ontario to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Ontario to Key West
Discover carefully curated flight deals from Ontario to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Ontario to Key West
Discover last-minute flight deals from Ontario to Key West. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Ontario to Key West
Search for one-way flight options from Ontario to Key West. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.