Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to Irvine from C$ 245

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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LAX
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Montreal to Irvine are usually found in May or April, booked 56 days in advance, depart on a Thursday or Friday and return on a Tuesday

Find flight deals from Montreal to Irvine

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Irvine
Explore the most affordable flight options available from Montreal to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2025.

Sat 22/116:45 a.m.YUL - LAX
1 stop8h 51mMultiple Airlines
Sun 30/1110:50 a.m.LAX - YUL
1 stop26h 37mMultiple Airlines
Deal found 20/10C$ 463
Fri 5/126:45 p.m.YUL - LAX
Nonstop6h 15mAir Canada
Sun 7/126:30 a.m.LAX - YUL
1 stop9h 55mAir Canada
Deal found 20/10C$ 466
Fri 5/126:45 a.m.YUL - LAX
2 stops16h 05mWestJet
Wed 10/125:45 p.m.LAX - YUL
1 stop10h 20mWestJet
Deal found 21/10C$ 473
Wed 26/117:00 p.m.YUL - LAX
Nonstop6h 15mAir Canada
Sun 30/116:30 a.m.LAX - YUL
1 stop11h 30mAir Canada
Deal found 20/10C$ 475
Fri 14/116:45 a.m.YUL - LAX
1 stop8h 51mMultiple Airlines
Sun 30/1110:50 a.m.LAX - YUL
1 stop26h 37mMultiple Airlines
Deal found 23/10C$ 477
Fri 5/126:45 a.m.YUL - LAX
1 stop8h 51mMultiple Airlines
Sun 7/127:00 a.m.LAX - YUL
2 stops14h 43mMultiple Airlines
Deal found 20/10C$ 479
Fri 5/126:45 a.m.YUL - LAX
2 stops16h 05mWestJet
Sun 7/127:00 a.m.LAX - YUL
2 stops14h 43mWestJet
Deal found 20/10C$ 480
Tue 18/116:45 a.m.YUL - LAX
1 stop8h 51mPorter Airlines
Wed 19/111:40 p.m.LAX - YUL
1 stop7h 55mPorter Airlines
Deal found 20/10C$ 486
Tue 18/116:45 a.m.YUL - LAX
1 stop8h 51mPorter Airlines
Tue 25/111:40 p.m.LAX - YUL
1 stop7h 55mPorter Airlines
Deal found 20/10C$ 487
Sun 7/128:00 a.m.YUL - LAX
2 stops40h 11mMultiple Airlines
Sun 14/1210:50 a.m.LAX - YUL
1 stop26h 37mMultiple Airlines
Deal found 23/10C$ 490
Thu 27/116:45 a.m.YUL - LAX
1 stop8h 51mMultiple Airlines
Tue 2/1211:50 a.m.LAX - YUL
2 stops16h 15mMultiple Airlines
Deal found 21/10C$ 491

Cheap flight deals from Montreal to Irvine

Keep the following information in mind while searching for Montreal to Irvine flight deals. Data was last updated 23 October 2025.

Round-trip from

C$ 412

One-way from

C$ 245

Popular in

December

Cheapest in

May

Average price

C$ 536
American Airlines
  • American Airlines
  • 12/1-31/1
  • 2 total stops
  • 32h 52m total
  • Montreal to Irvine
Search Deals
Porter Airlines
  • Porter Airlines
  • 21/1
  • 1 total stop
  • 8h 54m total
  • Montreal to Irvine
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Irvine 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 23 October 2025.
Use the filters below to find and compare flights from Montreal to Irvine that are best for you.

Fly from

Montreal

Fly to

Irvine

Route

Depart

Return

Price

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Wed 8/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 521

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Thu 9/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 521

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Wed 8/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 521

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Wed 8/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 521

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

7:30 p.m.-11:00 a.m.

2 stops18h 30m

Los Angeles

Fri 16/1

7:00 a.m.-12:43 a.m.

2 stops14h 43m

C$ 524

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Thu 9/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 552

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Fri 10/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 563

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Fri 10/4

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 563

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Tue 13/1

6:45 a.m.-12:39 p.m.

1 stop8h 54m

Los Angeles

Thu 15/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 564

MontrealLos Angeles

YUL - LAX

YULLAX

Montreal Pierre Elliott Trudeau Intl

Sat 8/11

6:45 a.m.-12:36 p.m.

1 stop8h 51m

Los Angeles

Wed 14/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 574

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Montreal to Irvine

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

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

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Irvine. Price data was last updated on 17 October 2025.

To ensure you get the cheapest price possible for a flight from Montreal to Irvine, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Montreal to Irvine (average of C$ 188). Flying from Montreal to Irvine in December is currently the most expensive (average of C$ 332). 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 YMQ to IR9?

Find hourly flight availability from Montreal to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 October 2025.

When flying from Montreal to Irvine, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 18% versus a flight in the afternoon.

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

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

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

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

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated 23 October 2025.
Read through reviews of airlines operating flights from Montreal to Irvine, such as Porter Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
382 reviews
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,991 reviews
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
11,028 reviews
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,133 reviews
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,346 reviews
Porter Airlines
8.0
Very good
382 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

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

    Departing from Montreal to Irvine will take you 8h 54m. The distance from Montreal to Irvine is about 3969 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Montreal to Irvine one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 281. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Montreal to Irvine for a low price.

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

    Before booking your flight to Irvine from Montreal, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (71%), United Airlines (67%), Air New Zealand( 67%).

  • What are the cheapest flights from Montreal to Irvine?

    The cheapest flight price from Montreal to Irvine is C$ 250. On average you can expect to pay C$ 1,520. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Los Angeles), can usually be booked for C$ 448.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Montreal to Irvine (average of C$ 188). Flying from Montreal to Irvine in December is currently the most expensive (average of C$ 332). 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.

Alternative routes for Montreal to Irvine

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Ontario flights
Ottawa to Las Vegas flights
Pierre Elliott Trudeau Intl to San Diego flights
Québec City to Las Vegas flights
Ottawa to Los Angeles flights
Québec City to Los Angeles flights
Ottawa to San Francisco flights
Ottawa to Ontario flights
Pierre Elliott Trudeau Intl to Santa Ana flights
Ottawa to San Diego flights
Pierre Elliott Trudeau Intl to San Jose flights
Pierre Elliott Trudeau Intl to Palm Springs flights
Québec City to Ontario flights
Pierre Elliott Trudeau Intl to Burbank flights
Québec City to San Francisco flights
Québec City to Palm Springs flights
Québec City to San Diego flights
Pierre Elliott Trudeau Intl to Long Beach flights
Ottawa to Palm Springs flights
Ottawa to Santa Ana flights
Pierre Elliott Trudeau Intl to Reno flights
Pierre Elliott Trudeau Intl to Sacramento flights
Ottawa to Sacramento flights
Pierre Elliott Trudeau Intl to Oakland flights
Pierre Elliott Trudeau Intl to Fresno flights
Ottawa to San Jose flights
Québec City to Sacramento flights
Ottawa to Burbank flights
Pierre Elliott Trudeau Intl to Santa Barbara flights
Pierre Elliott Trudeau Intl to Monterey flights
Québec City to Santa Ana flights
Ottawa to Santa Barbara flights
Québec City to San Jose flights
Pierre Elliott Trudeau Intl to San Luis Obispo flights
Pierre Elliott Trudeau Intl to Mexicali flights
Québec City to Long Beach flights
Pierre Elliott Trudeau Intl to Tijuana flights
Québec City to Oakland flights
Ottawa to Oakland flights
Pierre Elliott Trudeau Intl to Merced flights
Ottawa to Long Beach flights
Saguenay to Las Vegas flights

Top 6 airlines flying from Montreal to Irvine

Discover the top 6 airlines that operate flights from Montreal to Irvine. 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 23 October 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 249AverageC$ 362FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 260AverageC$ 571FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 269AverageC$ 582FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 291AverageC$ 405FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 367AverageC$ 642FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 368AverageC$ 695FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Irvine?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Irvine from Montreal today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Irvine from Montreal.

Can Cheapflights find flights from Montreal to Irvine with no change fees?

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

Of course! You can now track prices for flights from Montreal to Irvine and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.