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Cheap flights from Montreal to Key West from C$ 284

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Key West

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Key West
Explore the most affordable flight options available from Montreal to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Mon 29/122:30 p.m.YUL - EYW
2 stops20h 50mMultiple Airlines
Sun 4/112:20 p.m.EYW - YUL
3 stops28h 05mMultiple Airlines
Deal found 11/12C$ 1,189
Mon 29/126:20 p.m.YUL - EYW
1 stop16h 32mWestJet
Sun 4/16:20 p.m.EYW - YUL
1 stop19h 12mWestJet
Deal found 11/12C$ 1,334

Find flight deals from Montreal to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.

Round-trip from

C$ 559

One-way from

C$ 284
25/1-1/2
  • 25/1-1/2
  • 2 total stops
  • 55h 49m total
  • Montreal to Key West
Search Deals
24/1
  • 24/1
  • 2 total stops
  • 16h 01m total
  • Montreal to Key West
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 12 December 2025.
Use the filters below to find and compare flights from Montreal to Key West that are best for you.

Fly from

Montreal

Fly to

Key West

Route

Depart

Return

Price

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

Sun 1/2

12:51 p.m.-3:10 p.m.

1 stop26h 19m

C$ 559

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

7:30 p.m.-11:25 a.m.

2 stops15h 55m

Key West

Tue 3/2

6:06 p.m.-8:44 a.m.

2 stops14h 38m

C$ 676

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

7:00 a.m.-1:48 p.m.

1 stop6h 48m

Key West

Wed 28/1

2:45 p.m.-1:22 p.m.

2 stops22h 37m

C$ 747

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 10/1

6:00 a.m.-5:11 p.m.

2 stops11h 11m

Key West

Wed 14/1

7:10 a.m.-6:37 p.m.

2 stops11h 27m

C$ 747

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

5:25 p.m.-9:26 a.m.

2 stops16h 01m

C$ 284

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

2:00 p.m.-11:56 a.m.

3 stops21h 56m

C$ 400

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

9:15 a.m.-4:22 p.m.

1 stop7h 07m

C$ 452

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Best time to book a flight from Montreal to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Montreal 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 Montreal to Key West
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montreal 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 Montreal?

    For a flight from Montreal 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 0 inbound flights from Montreal per day. 0 airlines have flights to Key West from Montreal on a regular basis.

  • How long is the flight from Montreal to Key West?

    A quick flight from Montreal to Key West can take about 15h 55m. Delta provides one of the quickest options available for as low as C$ 676. Montreal and Key West are separated by a distance of 2432 km.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal 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 Montreal to Key West

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Fly with Cheapflights

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

Deals for Montreal 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 Montreal to Key West?

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal 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 Montreal to Key West with no change fees?

Need flexible booking options for your flight to Key West from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Key West from Montreal today and book when prices fit your budget.

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