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Cheap flights from Montreal to Kaua'i from C$ 470

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 26/3. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LIH
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Kaua'i

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Kaua'i
Explore the most affordable flight options available from Montreal to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Mon 9/36:45 a.m.
YUL
-
LIH
3 stops20h 57m
WestJet
Mon 16/310:50 p.m.
LIH
-
YUL
2 stops26h 15m
WestJet
Deal found 7/2C$ 794
Mon 9/37:30 a.m.
YUL
-
LIH
1 stop20h 12m
Multiple Airlines
Mon 16/310:50 p.m.
LIH
-
YUL
2 stops26h 15m
Multiple Airlines
Deal found 7/2C$ 914
Mon 9/34:45 p.m.
YUL
-
LIH
2 stops30h 55m
Delta
Tue 17/310:05 p.m.
LIH
-
YUL
2 stops19h 35m
Delta
Deal found 7/2C$ 1,013
Sun 1/116:00 a.m.
YUL
-
LIH
2 stops19h 22m
Delta
Sun 15/1110:26 p.m.
LIH
-
YUL
2 stops19h 44m
Delta
Deal found 8/2C$ 1,042
Tue 24/23:00 p.m.
YUL
-
LIH
2 stops27h 10m
United Airlines
Thu 26/211:59 p.m.
LIH
-
YUL
2 stops30h 31m
United Airlines
Deal found 5/2C$ 1,081
Sun 1/113:52 p.m.
YUL
-
LIH
2 stops26h 26m
American Airlines
Sun 8/112:49 p.m.
LIH
-
YUL
2 stops19h 22m
American Airlines
Deal found 8/2C$ 1,128
Fri 18/96:00 p.m.
YUL
-
LIH
2 stops26h 18m
American Airlines
Fri 25/91:44 p.m.
LIH
-
YUL
2 stops20h 41m
American Airlines
Deal found 6/2C$ 1,189
Tue 21/78:15 a.m.
YUL
-
LIH
2 stops17h 27m
United Airlines
Mon 3/82:31 p.m.
LIH
-
YUL
1 stop11h 44m
United Airlines
Deal found 6/2C$ 1,195

Find flight deals from Montreal to Kaua'i

Keep the following information in mind while searching for Montreal to Kaua'i flight deals. Data was last updated 9 February 2026.

Round-trip from

C$ 794

One-way from

C$ 470
WestJet
  • WestJet
  • 9/3-16/3
  • 5 total stops
  • 47h 12m total
  • Montreal to Kaua'i
Search Deals
26/3
  • 26/3
  • 1 total stop
  • 33h 47m total
  • Montreal to Kaua'i
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Kaua'i 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 9 February 2026.
Use the filters below to find and compare flights from Montreal to Kaua'i that are best for you.

Fly from

Montreal

Fly to

Kaua'i

Route

Depart

Return

Price

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

6:45 a.m.-9:42 p.m.

3 stops20h 57m

Lihue

Mon 16/3

10:50 p.m.-7:05 a.m.

2 stops26h 15m

C$ 794

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

4:45 p.m.-5:40 p.m.

2 stops30h 55m

Lihue

Tue 17/3

10:05 p.m.-11:40 p.m.

2 stops19h 35m

C$ 1,013

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Tue 24/2

3:00 p.m.-1:10 p.m.

2 stops27h 10m

Lihue

Thu 26/2

8:40 p.m.-10:20 a.m.

2 stops32h 40m

C$ 1,102

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

8:15 a.m.-7:42 p.m.

2 stops17h 27m

Lihue

Mon 3/8

10:05 p.m.-9:34 p.m.

2 stops17h 29m

C$ 1,195

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

8:15 a.m.-7:42 p.m.

2 stops17h 27m

Lihue

Tue 4/8

1:01 p.m.-12:00 p.m.

2 stops16h 59m

C$ 1,195

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

6:15 p.m.-5:12 p.m.

2 stops28h 57m

Lihue

Wed 5/8

9:26 p.m.-11:10 p.m.

2 stops19h 44m

C$ 1,252

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

6:15 p.m.-5:12 p.m.

2 stops28h 57m

Lihue

Tue 4/8

9:26 p.m.-11:56 p.m.

2 stops20h 30m

C$ 1,252

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

6:15 p.m.-5:12 p.m.

2 stops28h 57m

Lihue

Sun 9/8

9:26 p.m.-11:56 p.m.

2 stops20h 30m

C$ 1,252

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

7:30 a.m.-9:42 p.m.

1 stop20h 12m

Lihue

Mon 16/3

10:50 p.m.-6:44 a.m.

1 stop25h 54m

C$ 1,274

MontrealLihue

YUL - LIH

YULLIH

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

4:55 p.m.-7:20 p.m.

2 stops32h 25m

Lihue

Thu 6/8

9:45 p.m.-11:56 p.m.

2 stops20h 11m

C$ 1,281

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/2

Showing 1-10 of 11 results
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Best time to book a flight from Montreal to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i 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 Kaua'i

What is the cheapest month to book a flight from Montreal to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Montreal to Kaua'i (average of C$ 413). Flying from Montreal to Kaua'i in September is currently the most expensive (average of C$ 1,505). 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 Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated 9 February 2026.
Read through reviews of airlines operating flights from Montreal to Kaua'i, such as United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,262 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,262 reviews
United Airlines
7.4
Good
9,262 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Montreal to Kaua'i. 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 Kaua'i?

    WestJet, Delta, and United Airlines can get you from Montreal to Kaua'i in just under 20h 57m. Your travel time can differ by up to 9h 58m. Montreal and Kaua'i are separated by a distance of 7949 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Montreal to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Montreal to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Kaua'i?

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

  • Can I find deals for business class flights from Montreal to Kaua'i?

    Yes. Cheapflights offers flight deals from Montreal to Kaua'i 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 Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Montreal to Kaua'i (average of C$ 413). Flying from Montreal to Kaua'i in September is currently the most expensive (average of C$ 1,505). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Montreal to Kaua'i

Discover the top 2 airlines that operate flights from Montreal to Kaua'i. 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 9 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 572AverageC$ 1,138FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 634AverageC$ 1,176FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Kaua'i?

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Kaua'i.

Can Cheapflights find flights from Montreal to Kaua'i with no change fees?

Yes! Cheapflights helps users easily find flights from Montreal to Kaua'i with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Kaua'i become cheaper?

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