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Cheap flights from Montreal to Saint Lucia from C$ 296

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — UVF
8 Jul — 15 Jul1
1 adult

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 3 July 2025.

Round-trip from

C$ 492

One-way from

C$ 296
Air Canada
  • Air Canada
  • 12/9-16/9
  • 2 total stops
  • 24h 44m total
  • Montreal to Saint Lucia
Air Canada
  • Air Canada
  • 15/8
  • 1 total stop
  • 9h 15m total
  • Montreal to Saint Lucia

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 3 July 2025.

Fri 12/96:00 a.m.YUL - UVF
1 stop8h 15mAir Canada
Tue 16/93:10 p.m.UVF - YUL
2 stops18h 40mAir Canada
Deal found 2/7C$ 492
Fri 8/84:05 p.m.YUL - UVF
1 stop21h 05mAmerican Airlines
Fri 22/82:58 p.m.UVF - YUL
2 stops24h 27mAmerican Airlines
Deal found 1/7C$ 526
Mon 27/107:00 a.m.YUL - UVF
1 stop30h 48mWestJet
Sun 2/113:40 p.m.UVF - YUL
1 stop10h 00mWestJet
Deal found 3/7C$ 624
Mon 10/117:45 p.m.YUL - UVF
2 stops18h 25mDelta
Fri 14/114:35 p.m.UVF - YUL
2 stops31h 33mDelta
Deal found 1/7C$ 726
Fri 26/99:15 a.m.YUL - UVF
2 stops28h 16mUnited Airlines
Sat 4/102:35 p.m.UVF - YUL
2 stops29h 10mUnited Airlines
Deal found 2/7C$ 754
Wed 13/810:00 a.m.YUL - UVF
1 stop27h 45mMultiple Airlines
Thu 21/82:35 p.m.UVF - YUL
1 stop9h 52mMultiple Airlines
Deal found 3/7C$ 820
Thu 10/76:35 p.m.YUL - SLU
2 stops51h 35mMultiple Airlines
Wed 16/710:15 a.m.SLU - YUL
2 stops26h 10mMultiple Airlines
Deal found 1/7C$ 1,533

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 3 July 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

Fri 12/9

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

1 stop8h 15m

Castries Hewanorra

Tue 16/9

3:10 p.m.-9:50 a.m.

2 stops18h 40m

C$ 492

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 8/8

4:05 p.m.-1:10 p.m.

1 stop21h 05m

Castries Hewanorra

Fri 22/8

2:58 p.m.-3:25 p.m.

2 stops24h 27m

C$ 526

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

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

1 stop30h 48m

Castries Hewanorra

Sun 2/11

3:40 p.m.-12:40 a.m.

1 stop10h 00m

C$ 624

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

7:45 p.m.-3:10 p.m.

2 stops18h 25m

Castries Hewanorra

Tue 18/11

4:35 p.m.-12:15 p.m.

2 stops20h 40m

C$ 726

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 26/9

9:15 a.m.-1:31 p.m.

2 stops28h 16m

Castries Hewanorra

Sat 4/10

2:35 p.m.-7:45 p.m.

2 stops29h 10m

C$ 754

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 13/8

10:00 a.m.-1:45 p.m.

1 stop27h 45m

Castries Hewanorra

Thu 21/8

2:35 p.m.-12:27 a.m.

1 stop9h 52m

C$ 820

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 26/9

8:00 p.m.-10:10 p.m.

3 stops26h 10m

Castries George F. L. Charle

Sat 4/10

6:20 p.m.-10:32 a.m.

2 stops16h 12m

C$ 1,682

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

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

1 stop9h 15m

C$ 296

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

5:29 p.m.-1:55 p.m.

2 stops20h 26m

C$ 308

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 16/8

6:45 a.m.-1:45 p.m.

1 stop31h 00m

C$ 373

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 11 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 3 July 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 3 July 2025.
Check out reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines 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.

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
8.0
Very good

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.
  • What are the cheapest airlines to fly from Montreal to Saint Lucia one-way?

    C$ 296 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on American Airlines and WestJet, with prices starting from C$ 308 and C$ 373, respectively.

  • 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

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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.

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 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 439AverageC$ 569FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 505AverageC$ 766FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

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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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