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Cheap flights from Montreal to Saint Lucia from C$ 209

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — UVF
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Saint Lucia
Explore the most affordable flight options available from Montreal to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Wed 17/65:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Sun 21/62:30 p.m.
UVF
-
YUL
1 stop26h 15m
WestJet
Deal found 21/5C$ 459
Thu 11/69:55 p.m.
YUL
-
UVF
1 stop16h 15m
Air Canada
Fri 19/63:15 p.m.
UVF
-
YUL
1 stop10h 37m
Air Canada
Deal found 21/5C$ 475
Wed 17/66:45 a.m.
YUL
-
UVF
1 stop30h 55m
WestJet
Thu 25/62:30 p.m.
UVF
-
YUL
1 stop26h 15m
WestJet
Deal found 22/5C$ 478
Mon 3/88:00 p.m.
YUL
-
UVF
2 stops18h 20m
Air Canada
Fri 21/83:15 p.m.
UVF
-
YUL
2 stops18h 40m
Air Canada
Deal found 21/5C$ 515
Sat 8/85:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Sun 16/82:30 p.m.
UVF
-
YUL
1 stop9h 55m
WestJet
Deal found 21/5C$ 518
Tue 1/95:00 a.m.
YUL
-
UVF
1 stop9h 20m
Air Canada
Fri 11/93:15 p.m.
UVF
-
YUL
2 stops18h 40m
Air Canada
Deal found 20/5C$ 533
Tue 4/86:00 a.m.
YUL
-
UVF
1 stop8h 20m
Air Canada
Tue 11/83:05 p.m.
UVF
-
YUL
1 stop10h 47m
Air Canada
Deal found 20/5C$ 540
Sun 5/78:00 p.m.
YUL
-
UVF
2 stops42h 20m
Air Canada
Fri 10/73:05 p.m.
UVF
-
YUL
2 stops18h 50m
Air Canada
Deal found 21/5C$ 545
Tue 26/53:48 p.m.
YUL
-
UVF
2 stops22h 28m
American Airlines
Tue 23/61:06 p.m.
UVF
-
YUL
1 stop10h 23m
American Airlines
Deal found 20/5C$ 548
Mon 6/710:10 a.m.
YUL
-
UVF
1 stop28h 10m
Air Canada
Fri 10/73:05 p.m.
UVF
-
YUL
1 stop9h 27m
Air Canada
Deal found 21/5C$ 569
Wed 10/66:45 a.m.
YUL
-
UVF
1 stop30h 55m
WestJet
Sun 21/62:30 p.m.
UVF
-
YUL
1 stop26h 15m
WestJet
Deal found 21/5C$ 578
Fri 19/69:55 p.m.
YUL
-
SLU
2 stops21h 05m
Multiple Airlines
Fri 26/66:00 p.m.
SLU
-
YUL
2 stops20h 08m
Multiple Airlines
Deal found 21/5C$ 1,160

Find flight deals from Montreal to Saint Lucia

Keep the following information in mind while searching for Montreal to Saint Lucia flight deals. Data was last updated 22 May 2026.

Round-trip from

C$ 459

One-way from

C$ 209
WestJet
  • WestJet
  • 17/6-21/6
  • 2 total stops
  • 46h 10m total
  • Montreal to Saint Lucia
Search Deals
Air Canada
  • Air Canada
  • 18/6
  • 1 total stop
  • 29h 10m total
  • Montreal to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Saint Lucia 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 22 May 2026.
Use the filters below to find and compare flights from Montreal to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 12/9

6:00 a.m.-1:31 p.m.

1 stop7h 31m

Castries Hewanorra

Sat 19/9

2:35 p.m.-4:10 p.m.

1 stop25h 35m

C$ 928

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

8:00 p.m.-2:20 p.m.

2 stops42h 20m

Castries Hewanorra

Sun 16/8

3:34 p.m.-11:35 p.m.

2 stops32h 01m

C$ 1,022

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 10/8

6:47 p.m.-2:14 p.m.

1 stop19h 27m

Castries Hewanorra

Thu 20/8

3:34 p.m.-6:54 p.m.

2 stops27h 20m

C$ 1,121
Quickest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

6:00 a.m.-1:31 p.m.

1 stop7h 31m

Castries Hewanorra

Sat 12/9

2:35 p.m.-10:40 a.m.

2 stops20h 05m

C$ 1,136

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

9:55 p.m.-7:00 p.m.

2 stops21h 05m

Castries George F. L. Charle

Fri 26/6

6:00 p.m.-2:08 p.m.

2 stops20h 08m

C$ 1,160

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

2:29 p.m.-2:14 p.m.

2 stops23h 45m

Castries Hewanorra

Tue 18/8

3:34 p.m.-6:54 p.m.

2 stops27h 20m

C$ 1,197

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

7:00 a.m.-2:26 p.m.

2 stops31h 26m

Castries Hewanorra

Mon 19/10

3:41 p.m.-11:10 p.m.

2 stops31h 29m

C$ 1,197

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

4:55 p.m.-2:08 p.m.

2 stops21h 13m

Castries Hewanorra

Mon 14/9

3:33 p.m.-11:44 a.m.

1 stop20h 11m

C$ 1,388

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

5:10 p.m.-12:05 p.m.

3 stops18h 55m

Castries George F. L. Charle

Thu 18/6

9:10 a.m.-12:25 a.m.

2 stops15h 15m

C$ 1,398

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

6:15 p.m.-2:26 p.m.

1 stop20h 11m

Castries Hewanorra

Tue 27/10

3:41 p.m.-4:05 p.m.

2 stops24h 24m

C$ 1,471

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/5

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Montreal to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia 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 Saint Lucia

What is the cheapest month to book a flight from Montreal to Saint Lucia?

Currently, March is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 288). Flying from Montreal to Saint Lucia in April is currently the most expensive (average of C$ 694). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. 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 Saint Lucia. Reviews last updated 22 May 2026.
Check out reviews from past customers who have flown with Air Canada from Montreal to Saint Lucia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,075 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Entertainment

6.8

Crew

7.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!
Air Canada
7.1
Good
11,075 reviews
Air Canada
7.1
Good
11,075 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Entertainment

6.8

Crew

7.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!

Related info for your journey

Find useful and relevant information for your journey from Montreal to Saint Lucia. 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 Montreal to Saint Lucia?

    Departing from Montreal to Saint Lucia will take you 7h 31m. The distance between Montreal and Saint Lucia is about 3726 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Montreal to Saint Lucia that include hotel bookings?

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

  • How can I find direct flights from Montreal to Saint Lucia?

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

  • Can I find deals for business class flights from Montreal to Saint Lucia?

    Yes. Cheapflights offers flight deals from Montreal to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal to Saint Lucia?

    Currently, March is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 288). Flying from Montreal to Saint Lucia in April is currently the most expensive (average of C$ 694). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Montreal to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Montreal to Saint Lucia

Discover the top airline that operate flights from Montreal to Saint Lucia. 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 22 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 477AverageC$ 744FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Saint Lucia?

When you search for this flight from Montreal to Saint Lucia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Saint Lucia?

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

Yes, we can. To see specific flights from Montreal to Saint Lucia 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 Montreal to Saint Lucia become cheaper?

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

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