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$125+ Cheap flights from Irvine, CA to Montreal (YMQ)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YMQ
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Find cheap flights from Irvine to Montreal with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Irvine to Montreal are usually found in March or February, booked 41 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Irvine to Montreal

Keep the following information in mind while searching for Irvine to Montreal flight deals. Data was last updated August 21, 2025.

Round-trip from

$273
(Booking.com)

One-way from

$125
(Air Canada)

Popular in

December

Cheapest in

March

Average price

$441
From Irvine to Montreal (YMQ)
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One-way flight from Irvine to Montreal (YMQ)
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Highest demand for flights based on searches. 17% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Irvine to Montreal

Cheapest flights from Irvine to Montreal
Explore the most affordable flight options available from Irvine to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This Booking.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:40 amLAX - YUL
1 stop10h 01mMultiple Airlines
Wed 9/176:45 pmYUL - LAX
Nonstop5h 50mMultiple Airlines
Deal found 8/21$273
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:40 amLAX - YUL
1 stop10h 01mMultiple Airlines
Sun 10/196:45 amYUL - LAX
1 stop9h 15mMultiple Airlines
Deal found 8/21$290
This Trip.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/202:00 pmLAX - YUL
1 stop7h 37mMultiple Airlines
Sat 9/277:00 amYUL - LAX
2 stops16h 21mMultiple Airlines
Deal found 8/21$291
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:40 amLAX - YUL
1 stop10h 01mMultiple Airlines
Sat 10/186:45 amYUL - LAX
1 stop9h 15mMultiple Airlines
Deal found 8/21$294
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:00 amLAX - YUL
2 stops14h 27mMultiple Airlines
Thu 10/236:45 amYUL - LAX
1 stop9h 15mMultiple Airlines
Deal found 8/21$300
This Mytrip deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:30 pmLAX - YUL
Nonstop5h 23mAir Canada
Wed 10/86:45 pmYUL - LAX
Nonstop5h 50mAir Canada
Deal found 8/19$302
This Air Canada deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:30 pmLAX - YUL
Nonstop5h 23mAir Canada
Thu 10/236:45 pmYUL - LAX
Nonstop5h 50mAir Canada
Deal found 8/21$304

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Montreal 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 2,558,603 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Irvine to Montreal that are best for you.

Fly from

Irvine

Fly to

Montreal

Route

Depart

Return

Price

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Thu 9/11

11:40 am-12:41 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

6:45 pm-9:35 pm

Nonstop5h 50m

$273

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 10/15

11:40 am-12:41 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

6:45 am-1:00 pm

1 stop9h 15m

$289

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 10/15

11:40 am-12:41 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 10/23

6:45 am-1:00 pm

1 stop9h 15m

$289

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Thu 9/11

11:40 am-12:41 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 9/19

6:45 am-1:00 pm

1 stop9h 15m

$289

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Sat 9/20

2:00 pm-12:37 am

1 stop7h 37m

Montreal Pierre Elliott Trudeau Intl

Sat 9/27

7:00 am-8:21 pm

2 stops16h 21m

$291

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 10/15

11:40 am-12:41 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

6:45 am-1:00 pm

1 stop9h 15m

$294

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Sat 10/4

12:05 pm-8:28 pm

Nonstop5h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 10/6

4:45 pm-7:40 pm

Nonstop5h 55m

$304

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Mon 9/22

10:30 pm-6:53 am

Nonstop5h 23m

Montreal Pierre Elliott Trudeau Intl

Thu 9/25

4:45 pm-7:40 pm

Nonstop5h 55m

$304

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 10/1

12:05 pm-8:28 pm

Nonstop5h 23m

$125

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 10/1

11:40 am-12:41 am

1 stop10h 01m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/21

Showing 1-10 of 17 results
1
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Best time to book a flight from Irvine to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Irvine 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 Irvine to Montreal

How far ahead should I book a flight from Irvine to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Montreal. Price data was last updated on August 8, 2025.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irvine to Montreal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Irvine to Montreal (average of $270). Flying from Irvine to Montreal in July is currently the most expensive (average of $409). 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.

What is the cheapest time of day to fly from IR9 to YMQ?

Find hourly flight availability from Irvine to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

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

What is the cheapest day to fly from Irvine to Montreal?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Montreal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to Montreal flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to Montreal

Explore weekly flight availability from Irvine to Montreal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 21, 2025.

The most flights from IR9 to YMQ are scheduled on a Monday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Irvine to Montreal?

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated August 21, 2025.
See what other customers who have flown with Delta, Porter Airlines, and United Airlines from Irvine to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Porter Airlines
7.9
Good
341 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,930 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
3,044 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Irvine to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most reliable airlines from Irvine to Montreal?

    The top 3 most reliable airlines when flying from Irvine to Montreal are Air Canada (83%), Brussels Airlines (80%) and United Airlines (78%).

  • What are the cheapest flights from Irvine to Montreal?

    Looking for the cheapest flight from Irvine to Montreal? While on average our users pay $1,290, our data indicates the cheapest price to be $102. The most popular route (Los Angeles - Montreal Pierre Elliott Trudeau Intl), is priced around $306.

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

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

  • How can I find direct flights from Irvine to Montreal?

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

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

    Yes. Cheapflights offers flight deals from Irvine to Montreal 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 Irvine to Montreal?

    Currently, January is the cheapest month in which you can book a flight from Irvine to Montreal (average of $270). Flying from Irvine to Montreal in July is currently the most expensive (average of $409). 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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Top 7 airlines flying from Irvine to Montreal

Discover the top 7 airlines that operate flights from Irvine to Montreal. 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 2,558,603 searches. Data last updated August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$141Average$289FlexibilityNo cancel feeOn-time52%
WestJetCheapest$185Average$303FlexibilityNo cancel feeOn-time60%
Air TransatCheapest$186Average$206FlexibilityNo cancel feeOn-time50%
Air CanadaCheapest$195Average$570FlexibilityNo cancel feeOn-time67%
DeltaCheapest$213Average$526FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$219Average$541FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$451Average$588FlexibilityNo cancel feeOn-time71%

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