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

To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $118. Air Canada flights start at $124 while deals on Porter Airlines start at $124 one-way.

What are the most popular routes from California to Montreal?

While some choose either San Francisco - Montreal Pierre Elliott Trudeau Intl or Ontario - Montreal Pierre Elliott Trudeau Intl, Los Angeles - Montreal Pierre Elliott Trudeau Intl is the most popular route from California to Montreal.

What are the cheapest flights from California to Montreal?

While on average a flight from California to Montreal is generally $1,651, our data shows the cheapest flight currently is $165. When looking at the most popular route, (Los Angeles - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $191 for that flight.

What are the most reliable airlines from California to Montreal?

No one likes to see their flight delayed. When booking a flight from California to Montreal consider choosing Brussels Airlines (96%), Air Canada (92%) or United Airlines (92%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from California to Montreal?

The most popular airlines flying from California to Montreal are American Airlines, Air Canada and Delta. Something to consider prior to booking your flight.

How far in advance should I book a flight from California to Montreal?

To save on the cost of your flight from California to Montreal, book at least 42 days before your planned departure. Booking around this time can save you about 146% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $337 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $796.

What is the cheapest month to fly from California to Montreal?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Montreal. Flights to Montreal from California in March are about $455 on average during March, but can be found for as low as $127.

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

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

How can I find direct flights from California to Montreal?

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

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

Yes. Cheapflights offers flight deals from California 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.

$117+ Flights from California to Montreal

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Cheap flight deals from California to Montreal

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$193 (Kiwi.com)
One-way from	$118 (Kiwi.com)
Popular in	December
Cheapest in	March
Average price	$457
Good round-trip deal	$544 or less
Good one-way deal	$176 or less

Provider with most accurate pricing for Los Angeles-Montreal (YMQ) flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Montreal (YMQ) flights.

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From California to Montreal (YMQ)

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One-way flight from California to Montreal (YMQ)

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Highest demand for flights based on searches. 16% potential increase in price ($92 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 April 2025

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Price to beat on a round-trip flight from California to Montreal (YMQ).

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Price to beat on a one-way flight from California to Montreal (YMQ).

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Find flight deals from California to Montreal

Cheapest flights from California to Montreal
Explore the most affordable flight options available from California to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Wed 7/911:40 amLAX - YUL

1 stop10h 03mMultiple Airlines

Wed 7/166:45 amYUL - LAX

1 stop9h 15mMultiple Airlines

Deal found 4/21

$193

Wed 7/211:40 amLAX - YUL

1 stop10h 03mWestJet

Tue 7/86:45 amYUL - LAX

2 stops16h 38mWestJet

Deal found 4/22

$199

Thu 5/291:10 pmLAX - YUL

1 stop8h 27mPorter Airlines

Mon 6/26:45 amYUL - LAX

1 stop8h 25mPorter Airlines

Deal found 4/22

$202

Wed 6/411:30 amLAS - YUL

1 stop10h 13mWestJet

Wed 6/117:00 amYUL - LAS

2 stops16h 21mWestJet

Deal found 4/23

$241

Wed 6/411:30 amLAS - YUL

1 stop10h 13mMultiple Airlines

Wed 6/113:10 pmYUL - LAS

1 stop9h 48mMultiple Airlines

Deal found 4/23

$250

Fri 5/91:55 pmSAN - YUL

1 stop7h 42mPorter Airlines

Mon 5/196:45 amYUL - SAN

1 stop9h 10mPorter Airlines

Deal found 4/23

$268

Thu 8/2811:15 amSAN - YUL

1 stop10h 28mMultiple Airlines

Sun 8/316:45 amYUL - SAN

1 stop9h 10mMultiple Airlines

Deal found 4/24

$281

Thu 7/2411:15 amSAN - YUL

1 stop10h 28mWestJet

Thu 7/317:00 amYUL - SAN

1 stop9h 20mWestJet

Deal found 4/22

$285

Thu 5/159:55 amLAS - YUL

1 stop7h 02mPorter Airlines

Sun 5/183:10 pmYUL - LAS

1 stop9h 48mPorter Airlines

Deal found 4/23

$288

Thu 7/2412:50 pmSFO - YUL

1 stop8h 53mWestJet

Tue 8/56:45 amYUL - SFO

2 stops13h 30mWestJet

Deal found 4/21

$307

Sun 6/19:10 pmSAN - YUL

1 stop9h 13mUnited Airlines

Thu 6/54:45 pmYUL - SAN

Nonstop6h 00mUnited Airlines

Deal found 4/23

$309

Thu 7/2412:50 pmSFO - YUL

1 stop8h 53mMultiple Airlines

Tue 8/56:45 amYUL - SFO

1 stop8h 38mMultiple Airlines

Deal found 4/21

$319

Best flights from California to Montreal
Discover carefully curated flight deals from California to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Wed 7/911:40 amLAX - YUL

1 stop10h 03mMultiple Airlines

Wed 7/166:45 amYUL - LAX

1 stop9h 15mMultiple Airlines

Deal found 4/21

$193

Wed 7/211:40 amLAX - YUL

1 stop10h 03mWestJet

Tue 7/86:45 amYUL - LAX

2 stops16h 38mWestJet

Deal found 4/22

$199

Thu 5/291:10 pmLAX - YUL

1 stop8h 27mPorter Airlines

Mon 6/26:45 amYUL - LAX

1 stop8h 25mPorter Airlines

Deal found 4/22

$202

Sun 6/19:10 pmSAN - YUL

1 stop9h 13mUnited Airlines

Thu 6/54:45 pmYUL - SAN

Nonstop6h 00mUnited Airlines

Deal found 4/23

$309

Sat 6/79:35 amLAS - YUL

1 stop10h 44mDelta

Sat 6/217:00 amYUL - LAS

1 stop8h 01mDelta

Deal found 4/24

$322

Sat 5/1712:55 pmSAN - YUL

1 stop7h 31mAir Canada

Fri 5/236:30 pmYUL - SAN

1 stop8h 45mAir Canada

Deal found 4/23

$326

Tue 5/1310:39 pmSAN - YUL

2 stops12h 05mAmerican Airlines

Wed 5/2812:30 pmYUL - SAN

1 stop9h 46mAmerican Airlines

Deal found 4/23

$334

Thu 6/512:59 amSFO - YUL

2 stops18h 45mBritish Airways

Mon 6/97:29 amYUL - SFO

1 stop17h 10mBritish Airways

Deal found 4/23

$471

Wed 6/411:30 amLAS - YUL

1 stop10h 13mWestJet

Wed 6/117:00 amYUL - LAS

2 stops16h 21mWestJet

Deal found 4/23

$241

Wed 6/411:30 amLAS - YUL

1 stop10h 13mMultiple Airlines

Wed 6/113:10 pmYUL - LAS

1 stop9h 48mMultiple Airlines

Deal found 4/23

$250

Fri 5/91:55 pmSAN - YUL

1 stop7h 42mPorter Airlines

Mon 5/196:45 amYUL - SAN

1 stop9h 10mPorter Airlines

Deal found 4/23

$268

Thu 5/159:55 amLAS - YUL

1 stop7h 02mPorter Airlines

Sun 5/183:10 pmYUL - LAS

1 stop9h 48mPorter Airlines

Deal found 4/23

$288

Last-minute flights from California to Montreal
Discover last-minute flight deals from California to Montreal. Data last updated April 24, 2025 and is based on user searches.

Tue 4/291:25 pmLAX - YUL

1 stop8h 10mPorter Airlines

Tue 5/136:45 amYUL - LAX

1 stop8h 25mPorter Airlines

Deal found 4/22

$248

Tue 4/291:25 pmLAX - YUL

1 stop8h 10mMultiple Airlines

Tue 5/67:00 amYUL - LAX

2 stops14h 10mMultiple Airlines

Deal found 4/22

$258

Tue 4/2912:50 pmSFO - YUL

2 stops22h 24mWestJet

Tue 5/65:30 pmYUL - SFO

1 stop21h 35mWestJet

Deal found 4/22

$384

Tue 4/297:00 amLAX - YUL

2 stops14h 37mWestJet

Tue 5/136:45 amYUL - LAX

2 stops13h 32mWestJet

Deal found 4/22

$414

Wed 4/305:48 pmSAN - YUL

1 stop18h 06mUnited Airlines

Wed 5/74:45 pmYUL - SAN

Nonstop6h 00mUnited Airlines

Deal found 4/22

$374

Wed 4/302:05 pmSAN - YUL

1 stop7h 30mMultiple Airlines

Wed 5/710:00 amYUL - SAN

2 stops16h 56mMultiple Airlines

Deal found 4/22

$381

Wed 4/302:20 pmSFO - YUL

2 stops31h 17mMultiple Airlines

Wed 5/77:00 amYUL - SFO

1 stop17h 25mMultiple Airlines

Deal found 4/23

$413

Thu 5/16:52 pmSNA - YUL

1 stop17h 03mAmerican Airlines

Mon 5/512:30 pmYUL - SNA

1 stop13h 25mAmerican Airlines

Deal found 4/23

$408

Thu 5/16:00 amONT - YUL

1 stop11h 05mUnited Airlines

Fri 5/94:05 pmYUL - ONT

1 stop7h 48mUnited Airlines

Deal found 4/23

$422

Thu 5/110:38 amSMF - YUL

2 stops9h 48mAir Canada

Mon 5/53:30 pmYUL - SMF

2 stops10h 14mAir Canada

Deal found 4/23

$534

Sat 5/310:38 amSMF - YUL

1 stop17h 07mUnited Airlines

Sat 5/172:20 pmYUL - SMF

1 stop9h 33mUnited Airlines

Deal found 4/23

$365

Sat 5/36:00 amSMF - YUL

2 stops14h 28mDelta

Sat 5/176:10 amYUL - SMF

2 stops14h 16mDelta

Deal found 4/23

$380

One-way flights from California to Montreal
Search for one-way flight options from California to Montreal. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Mon 6/96:05 pmLAX - YUL

1 stop27h 38mWestJet

Deal found 4/23

$118

Sun 5/2512:55 pmSAN - YUL

1 stop8h 46mAir Canada

Deal found 4/23

$124

Fri 9/122:00 pmLAX - YUL

1 stop7h 37mPorter Airlines

Deal found 4/22

$124

Fri 5/91:55 pmSAN - YUL

1 stop7h 42mPorter Airlines

Deal found 4/23

$126

Tue 7/156:31 pmLAS - YUL

3 stops27h 06mMultiple Airlines

Deal found 4/23

$131

Wed 5/219:10 pmLAS - YUL

2 stops24h 33mWestJet

Deal found 4/23

$132

Sat 6/712:50 pmSNA - YUL

1 stop8h 53mWestJet

Deal found 4/23

$133

Fri 5/307:27 pmSAN - YUL

1 stop9h 57mUnited Airlines

Deal found 4/23

$133

Mon 8/259:40 amLAS - YUL

1 stop10h 29mDelta

Deal found 4/22

$136

Wed 7/239:14 pmSNA - YUL

1 stop12h 55mAir Canada

Deal found 4/23

$138

Thu 9/411:15 amLAS - YUL

Nonstop4h 55mAir Canada

Deal found 4/24

$139

Tue 5/63:41 pmLAX - YUL

3 stops29h 56mMultiple Airlines

Deal found 4/23

$139

Cheapflights Fare Finder

Use the filters below to find and compare flights from California to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 7/9

11:40 am-12:43 am

1 stop10h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 7/16

6:45 am-1:00 pm

1 stop9h 15m

$193

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 7/2

11:40 am-12:43 am

1 stop10h 03m

Montreal Pierre Elliott Trudeau Intl

Tue 7/8

6:45 am-8:23 pm

2 stops16h 38m

$199

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Thu 5/29

1:10 pm-12:37 am

1 stop8h 27m

Montreal Pierre Elliott Trudeau Intl

Mon 6/2

6:45 am-12:10 pm

1 stop8h 25m

$202

Las VegasMontreal

LAS - YUL

LASYUL

Las Vegas Harry Reid Intl

Wed 6/4

11:30 am-12:43 am

1 stop10h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 6/11

7:00 am-8:21 pm

2 stops16h 21m

$241

Las VegasMontreal

LAS - YUL

LASYUL

Las Vegas Harry Reid Intl

Wed 6/4

11:30 am-12:43 am

1 stop10h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 6/11

3:10 pm-9:58 pm

1 stop9h 48m

$250

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Fri 5/9

1:55 pm-12:37 am

1 stop7h 42m

Montreal Pierre Elliott Trudeau Intl

Mon 5/19

6:45 am-12:55 pm

1 stop9h 10m

$268

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 8/28

11:15 am-12:43 am

1 stop10h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 8/31

6:45 am-12:55 pm

1 stop9h 10m

$281

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 7/24

11:15 am-12:43 am

1 stop10h 28m

Montreal Pierre Elliott Trudeau Intl

Thu 7/31

7:00 am-1:20 pm

1 stop9h 20m

$285

Las VegasMontreal

LAS - YUL

LASYUL

Las Vegas Harry Reid Intl

Thu 5/15

9:55 am-7:57 pm

1 stop7h 02m

Montreal Pierre Elliott Trudeau Intl

Sun 5/18

3:10 pm-9:58 pm

1 stop9h 48m

$288

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Sun 6/1

9:10 pm-9:23 am

1 stop9h 13m

Montreal Pierre Elliott Trudeau Intl

Thu 6/5

4:45 pm-7:45 pm

Nonstop6h 00m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 60 results

...

Best time to book a flight from California to Montreal

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

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

Currently, January is the cheapest month in which you can book a flight from California to Montreal (average of $270). Flying from California 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 CA to YMQ?

When flying from California to Montreal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from California to Montreal

The most flights from USCA to YMQ are scheduled on a Wednesday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Montreal by month

In terms of precipitation, rainfall in Montreal ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal when rainfall is around 2.5 in.

Temperature in Montreal by month

If weather is an important factor for your trip to Montreal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Montreal

Read reviews from past customers who have flown Porter Airlines, Delta and United Airlines from California to Montreal. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Porter Airlines

8.0

Very good

284 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Delta

8.0

Very good

7,920 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

United Airlines

7.4

Good

8,685 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

American Airlines

7.2

Good

10,000 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

WestJet

7.2

Good

2,816 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

What are the cheapest airlines to fly from California to Montreal one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $118. Air Canada flights start at $124 while deals on Porter Airlines start at $124 one-way.
What are the most popular routes from California to Montreal?
While some choose either San Francisco - Montreal Pierre Elliott Trudeau Intl or Ontario - Montreal Pierre Elliott Trudeau Intl, Los Angeles - Montreal Pierre Elliott Trudeau Intl is the most popular route from California to Montreal.
What are the most reliable airlines from California to Montreal?
No one likes to see their flight delayed. When booking a flight from California to Montreal consider choosing Brussels Airlines (96%), Air Canada (92%) or United Airlines (92%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from California to Montreal?
While on average a flight from California to Montreal is generally $1,651, our data shows the cheapest flight currently is $165. When looking at the most popular route, (Los Angeles - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $191 for that flight.
Can I find deals for flights from California to Montreal that include hotel bookings?
Yes. In addition to deals on California to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from California to Montreal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Montreal.
Can I find deals for business class flights from California to Montreal?
Yes. Cheapflights offers flight deals from California 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 California to Montreal?
Currently, January is the cheapest month in which you can book a flight from California to Montreal (average of $270). Flying from California 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

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from California to Montreal

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$129	Average$463	FlexibilityNo cancel fee	On-time52%
American Airlines	Cheapest$133	Average$544	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$134	Average$589	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$145	Average$583	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$170	Average$526	FlexibilityNo cancel fee	On-timeN/A
Air Transat	Cheapest$189	Average$425	FlexibilityNo cancel fee	On-time50%
WestJet	Cheapest$190	Average$398	FlexibilityNo cancel fee	On-time60%

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$117+ Cheap flights from California 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from California to Montreal with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from California to Montreal

Keep the following information in mind while searching for California to Montreal flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from California to Montreal

Cheapest flights from California to MontrealExplore the most affordable flight options available from California to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from California to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from California to Montreal that are best for you.

Best time to book a flight from California to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from California with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from California to Montreal

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

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

Find hourly flight availability from California 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 April 24, 2025.

Weekly flight availability from California to Montreal

Explore weekly flight availability from California 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 April 24, 2025.

Rainfall in Montreal by month

Plan your trip to Montreal by taking into account the average rainfall totals by month.

Temperature in Montreal by month

Plan your trip to Montreal by taking into account the average temperature totals by month.

Reviews of airlines servicing Montreal

Read reviews from past customers who have flown Porter Airlines, Delta and United Airlines from California to Montreal. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from California 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 cheapest airlines to fly from California to Montreal one-way?

What are the most popular routes from California to Montreal?

What are the most reliable airlines from California to Montreal?

What are the cheapest flights from California to Montreal?

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

How can I find direct flights from California to Montreal?

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

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

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 California to Montreal

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from California to Montreal

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Cheapest flights from California to Montreal
Explore the most affordable flight options available from California to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.