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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:45 am - 5:22 pmYUL-ONT
13h 37m2 stops
Multiple Airlines Logo
6:00 am - 12:35 amONT-YUL
15h 35m2 stops
$413Multiple Airlines
Find Deal
Thu, Dec 18 - Mon, Dec 22
Delta Logo
7:45 pm - 11:38 amYUL-ONT
18h 53m2 stops
Delta Logo
1:00 pm - 8:47 amONT-YUL
16h 47m2 stops
$459Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
7:30 pm - 11:59 amYUL-ONT
19h 29m2 stops
Delta Logo
1:09 pm - 8:39 amONT-YUL
16h 30m2 stops
$504Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
7:45 pm - 11:38 amYUL-ONT
18h 53m2 stops
Delta Logo
10:30 pm - 11:44 amONT-YUL
10h 14m1 stop
$550Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
7:30 pm - 11:59 amYUL-ONT
19h 29m2 stops
Delta Logo
10:20 pm - 11:25 amONT-YUL
10h 05m1 stop
$583Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
7:00 am - 7:39 pmYUL-ONT
15h 39m1 stop
American Airlines Logo
12:55 pm - 3:20 pmONT-YUL
23h 25m2 stops
$600American Airlines
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Wed, Dec 17 - Wed, Dec 24
American Airlines Logo
2:29 pm - 8:53 amYUL-ONT
21h 24m2 stops
American Airlines Logo
2:42 pm - 1:46 pmONT-YUL
20h 04m2 stops
$619American Airlines
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Tue, Dec 16 - Tue, Dec 23
United Airlines Logo
6:00 am - 10:25 pmYUL-ONT
19h 25m1 stop
United Airlines Logo
11:59 pm - 2:00 pmONT-YUL
11h 01m1 stop
$642United Airlines
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Sat, Dec 27 - Thu, Jan 1
United Airlines Logo
9:15 am - 10:51 pmYUL-ONT
16h 36m2 stops
United Airlines Logo
7:00 am - 9:17 pmONT-YUL
11h 17m1 stop
$644United Airlines
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Wed, Nov 26 - Mon, Dec 1
Air Canada Logo
12:10 pm - 8:42 pmYUL-ONT
11h 32m2 stops
Air Canada Logo
6:00 am - 4:49 pmONT-YUL
7h 49m1 stop
$735Air Canada
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Mon, Dec 15 - Thu, Jan 15

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight tickets
United Airlines
Dec 27
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
19h 25m
1 stop
ONT10:25 pmOntario
Jan 1
ONT11:59 pmOntario
11h 01m
1 stop
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
$642
Find similar
United Airlines
Nov 26
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
16h 36m
2 stops
ONT10:51 pmOntario
Dec 1
ONT7:00 amOntario
11h 17m
1 stop
YUL9:17 pmMontreal Pierre Elliott Trudeau Intl
$644
Find similar
United Airlines
Dec 27
YUL9:25 amMontreal Pierre Elliott Trudeau Intl
16h 00m
1 stop
ONT10:25 pmOntario
Jan 1
ONT5:05 amOntario
23h 27m
2 stops
YUL7:32 amMontreal Pierre Elliott Trudeau Intl
$660
Find similar

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight tickets
American Airlines
Dec 17
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
15h 39m
1 stop
ONT7:39 pmOntario
Dec 24
ONT12:55 pmOntario
23h 25m
2 stops
YUL3:20 pmMontreal Pierre Elliott Trudeau Intl
$600
Find similar
American Airlines
Dec 16
YUL2:29 pmMontreal Pierre Elliott Trudeau Intl
21h 24m
2 stops
ONT8:53 amOntario
Dec 23
ONT2:42 pmOntario
20h 04m
2 stops
YUL1:46 pmMontreal Pierre Elliott Trudeau Intl
$619
Find similar
American Airlines
Dec 17
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
15h 39m
1 stop
ONT7:39 pmOntario
Dec 24
ONT11:59 pmOntario
10h 47m
1 stop
YUL1:46 pmMontreal Pierre Elliott Trudeau Intl
$652
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 12/18

6:45 am-5:22 pm

2 stops13h 37m

Ontario

Mon 12/22

6:00 am-12:35 am

2 stops15h 35m

$413

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

7:45 pm-11:38 am

2 stops18h 53m

Ontario

Tue 2/24

1:00 pm-8:47 am

2 stops16h 47m

$459

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

7:30 pm-11:59 am

2 stops19h 29m

Ontario

Tue 2/24

1:09 pm-8:39 am

2 stops16h 30m

$504

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

7:45 pm-11:38 am

2 stops18h 53m

Ontario

Tue 2/24

10:30 pm-11:44 am

1 stop10h 14m

$550

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

7:30 pm-11:59 am

2 stops19h 29m

Ontario

Tue 2/24

10:20 pm-11:25 am

1 stop10h 05m

$583

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 12/17

7:00 am-7:39 pm

1 stop15h 39m

Ontario

Wed 12/24

12:55 pm-3:20 pm

2 stops23h 25m

$600

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 12/16

2:29 pm-8:53 am

2 stops21h 24m

Ontario

Tue 12/23

2:42 pm-1:46 pm

2 stops20h 04m

$619

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 12/27

6:00 am-10:25 pm

1 stop19h 25m

Ontario

Thu 1/1

11:59 pm-2:00 pm

1 stop11h 01m

$642

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 11/26

9:15 am-10:51 pm

2 stops16h 36m

Ontario

Mon 12/1

7:00 am-9:17 pm

1 stop11h 17m

$644

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 12/15

12:10 pm-8:42 pm

2 stops11h 32m

Ontario

Thu 1/15

6:00 am-4:49 pm

1 stop7h 49m

$735

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $356. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Ontario for around $476.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ontario when you can find flight prices for as low as $357. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $492 on average. Flights to Ontario from Montreal Pierre Elliott Trudeau Intl Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Ontario (YUL to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Direct flights

None
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Ontario.
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  • How far is Montreal Pierre Elliott Trudeau Intl to Ontario by plane?

    The straight-line distance from Montreal Pierre Elliott Trudeau Intl to Ontario is 2425.2 mi. A reasonable flight in good conditions will take 8h 30m.

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario Airport?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario Airport were last updated today.

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ontario Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Ontario for you.

Can I find flights from Montreal to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Montreal with this policy.

How can momondo help me find flights from Montreal to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Ontario.

I’m not ready to book a flight from Montreal to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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