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 Island - Key West, Toronto Pearson Intl - 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$ 252+ 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 26 October 2026.

Sun 6/129:15 a.m. -

1 stop27h 04m

Tue 15/1210:59 a.m. -

1 stop26h 41m

Deal found 23/10C$ 457

Sun 22/112:25 p.m. -

1 stop21h 54m

Fri 27/1112:59 p.m. -

1 stop10h 48m

Deal found 21/10C$ 462

Sun 6/129:15 a.m. -

1 stop27h 04m

Sun 13/1211:01 a.m. -

2 stops35h 54m

Deal found 22/10C$ 580

Thu 10/126:30 a.m. -

1 stop27h 49m

Thu 17/1210:59 a.m. -

1 stop10h 56m

Deal found 25/10C$ 594

Mon 23/116:30 a.m. -

1 stop27h 54m

Mon 30/1110:59 a.m. -

1 stop28h 25m

Deal found 24/10C$ 604

Wed 2/129:35 a.m. -

1 stop24h 44m

Wed 16/1210:45 a.m. -

2 stops13h 10m

Deal found 26/10C$ 622

Sun 22/119:15 a.m. -

1 stop27h 04m

Sun 29/1110:59 a.m. -

1 stop26h 41m

Deal found 24/10C$ 633

Find flight deals from Ontario to Key West

Round-trip from	C$ 457
One-way from	C$ 252

6/12-15/12
2 total stops
53h 45m total
Ontario to Key West

Search Deals

6/12-31/12
1 total stop
27h 04m 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

Sun 6/12

9:15 a.m.-12:19 p.m.

1 stop27h 04m

Key West

Wed 31/12

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

Nonstop0h 00m

C$ 252

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Mon 7/12

6:30 a.m.-10:19 a.m.

1 stop27h 49m

Key West

Wed 31/12

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

Nonstop0h 00m

C$ 262

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Sat 5/12

2:25 p.m.-11:21 a.m.

1 stop20h 56m

Key West

Wed 31/12

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

Nonstop0h 00m

C$ 268

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Sun 20/12

7:20 a.m.-12:49 p.m.

2 stops53h 29m

Key West

Wed 31/12

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

Nonstop0h 00m

C$ 527

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Fri 1/1

7:20 a.m.-8:09 a.m.

2 stops24h 49m

Key West

Mon 11/1

4:02 p.m.-5:40 p.m.

1 stop25h 38m

C$ 592

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Mon 23/11

6:30 a.m.-10:24 a.m.

1 stop27h 54m

Key West

Mon 30/11

10:59 a.m.-3:24 p.m.

1 stop28h 25m

C$ 604

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Sun 20/12

6:30 a.m.-8:58 p.m.

2 stops14h 28m

Key West

Wed 31/12

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

Nonstop0h 00m

C$ 627

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Tue 29/12

3:45 p.m.-4:55 p.m.

1 stop25h 10m

Key West

Wed 6/1

5:10 p.m.-5:40 p.m.

1 stop24h 30m

C$ 797

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Sun 20/12

6:30 a.m.-10:19 a.m.

1 stop27h 49m

Key West

Wed 23/12

8:59 a.m.-11:55 p.m.

2 stops14h 56m

C$ 849

TorontoKey West

YYZ Toronto Pearson Intl - EYW Key West

YYZEYW

Toronto Pearson Intl

Fri 13/11

7:35 a.m.-5:10 p.m.

1 stop9h 35m

Key West

Wed 18/11

6:08 p.m.-11:57 p.m.

1 stop5h 49m

C$ 850

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 12 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

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

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.
What are the most popular routes from Region of Ontario to Key West?
Most travellers choose Toronto Island - Key West, Toronto Pearson Intl - 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

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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$ 252

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 6/12. 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 26 October 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 26 October 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 26 October 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 26 October 2026.

Last-minute flights from Ontario to Key WestDiscover last-minute flight deals from Ontario to Key West. Data last updated 26 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Key West. Data last updated 26 October 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 26 October 2026.

Search for one-way flight options from Ontario to Key West. Find affordable one-way fares based on user searches. Data last updated 26 October 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.

Cheapflights Insights

Related info for your journey

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

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

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

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

Find flights from Ontario to Key West, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Key West flights

Browse other Ontario and Key West flight options. Last updated on 26 October 2026.

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

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

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

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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 26 October 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 26 October 2026.

Last-minute flights from Ontario to Key West
Discover last-minute flight deals from Ontario to Key West. Data last updated 26 October 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 26 October 2026.