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Cheap flights from Montreal to Saint Lucia from C$ 417

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 29/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — UVF
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 424

One-way from

C$ 417
Air Canada
  • Air Canada
  • 27/10-2/11
  • 3 total stops
  • 59h 24m total
  • Montreal to Saint Lucia
Search Deals
Air Canada
  • Air Canada
  • 29/12
  • 2 total stops
  • 54h 35m total
  • Montreal to Saint Lucia
Search Deals

Find flight deals from Montreal to Saint Lucia

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 11 September 2025.

Mon 27/107:00 a.m.YUL - UVF
1 stop8h 25mAir Canada
Sun 2/115:15 p.m.UVF - YUL
2 stops50h 59mAir Canada
Deal found 10/9C$ 424
Fri 19/93:41 p.m.YUL - UVF
1 stop21h 50mUnited Airlines
Sat 27/92:35 p.m.UVF - YUL
1 stop22h 34mUnited Airlines
Deal found 11/9C$ 453
Mon 27/107:00 a.m.YUL - UVF
1 stop8h 25mAir Canada
Fri 31/104:15 p.m.UVF - YUL
2 stops19h 15mAir Canada
Deal found 9/9C$ 500
Fri 12/95:00 a.m.YUL - UVF
1 stop9h 15mAir Canada
Fri 19/93:10 p.m.UVF - YUL
1 stop20h 10mAir Canada
Deal found 11/9C$ 502
Sun 26/101:10 p.m.YUL - UVF
1 stop26h 15mAir Canada
Mon 3/115:15 p.m.UVF - YUL
2 stops14h 24mAir Canada
Deal found 10/9C$ 504
Sat 27/96:00 a.m.YUL - UVF
1 stop7h 31mUnited Airlines
Sat 4/102:35 p.m.UVF - YUL
2 stops24h 25mUnited Airlines
Deal found 11/9C$ 524
Thu 30/102:35 p.m.YUL - UVF
2 stops24h 25mAmerican Airlines
Mon 3/114:05 p.m.UVF - YUL
1 stop31h 34mAmerican Airlines
Deal found 10/9C$ 550
Tue 23/95:00 a.m.YUL - UVF
1 stop9h 15mAir Canada
Fri 3/103:10 p.m.UVF - YUL
1 stop29h 25mAir Canada
Deal found 11/9C$ 558
Thu 25/95:00 a.m.YUL - SLU
3 stops30h 30mMultiple Airlines
Thu 2/106:20 p.m.SLU - YUL
2 stops23h 35mMultiple Airlines
Deal found 11/9C$ 1,049
Fri 10/108:00 p.m.YUL - SLU
3 stops26h 10mMultiple Airlines
Tue 14/107:30 a.m.SLU - YUL
3 stops35h 57mMultiple Airlines
Deal found 9/9C$ 1,057
Fri 12/99:40 a.m.YUL - SLU
3 stops33h 20mMultiple Airlines
Fri 19/912:35 p.m.SLU - YUL
2 stops12h 05mMultiple Airlines
Deal found 11/9C$ 1,194
Wed 17/126:45 a.m.YUL - SLU
2 stops27h 35mMultiple Airlines
Sat 27/129:10 a.m.SLU - YUL
2 stops16h 33mMultiple Airlines
Deal found 10/9C$ 1,479

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 11 September 2025.
Use the filters below to find and compare flights from Montreal to Saint Lucia that are best for you.

Fly from

Montreal

Fly to

Saint Lucia

Route

Depart

Return

Price

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

1:10 p.m.-3:25 p.m.

1 stop26h 15m

Castries Hewanorra

Mon 3/11

5:15 p.m.-6:39 a.m.

2 stops14h 24m

C$ 504

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 27/9

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

1 stop7h 31m

Castries Hewanorra

Sat 4/10

2:35 p.m.-3:00 p.m.

2 stops24h 25m

C$ 524

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

6:00 a.m.-2:15 p.m.

1 stop8h 15m

Castries Hewanorra

Fri 31/10

4:15 p.m.-7:14 p.m.

2 stops26h 59m

C$ 644

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

2:35 p.m.-3:00 p.m.

2 stops24h 25m

Castries Hewanorra

Sun 9/11

4:04 p.m.-10:39 p.m.

1 stop31h 35m

C$ 649

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

7:00 a.m.-3:25 p.m.

1 stop8h 25m

Castries Hewanorra

Fri 31/10

4:15 p.m.-1:53 a.m.

1 stop9h 38m

C$ 649

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

2:35 p.m.-3:00 p.m.

2 stops24h 25m

Castries Hewanorra

Fri 31/10

2:56 p.m.-10:44 p.m.

2 stops31h 48m

C$ 700

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

5:00 a.m.-2:15 p.m.

1 stop9h 15m

Castries Hewanorra

Fri 31/10

4:15 p.m.-11:30 a.m.

2 stops19h 15m

C$ 703

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

5:24 p.m.-3:00 p.m.

2 stops21h 36m

Castries Hewanorra

Thu 30/10

2:56 p.m.-9:50 a.m.

2 stops18h 54m

C$ 719

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

2:35 p.m.-3:00 p.m.

2 stops24h 25m

Castries Hewanorra

Sat 1/11

2:50 p.m.-1:15 p.m.

2 stops22h 25m

C$ 725

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

7:30 p.m.-2:26 p.m.

2 stops18h 56m

Castries Hewanorra

Thu 6/11

4:41 p.m.-12:02 p.m.

2 stops20h 21m

C$ 732

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 29 results
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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 time of day to fly from YMQ to LC?

Find hourly flight availability from Montreal to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal to Saint Lucia as you normally would.

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 11 September 2025.
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
10,000 reviews
Check prices

Crew

7.8

Overall

7.1

Entertainment

6.8

Comfort

7.1

Food

6.3

Boarding

7.3

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Crew

7.8

Overall

7.1

Entertainment

6.8

Comfort

7.1

Food

6.3

Boarding

7.3

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.

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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 2 airlines flying from Montreal to Saint Lucia

Discover the top 2 airlines 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 467AverageC$ 716FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 514AverageC$ 778FlexibilityNo 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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