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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles from $210

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 10/29. 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

American Airlines Logo
3:45 pm - 8:42 amYUL-ONT
19h 57m2 stops
American Airlines Logo
1:30 pm - 3:00 pmONT-YUL
22h 30m2 stops
$483American Airlines
Find Deal
Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
3:45 pm - 8:42 amYUL-ONT
19h 57m2 stops
American Airlines Logo
5:03 pm - 1:35 pmONT-YUL
17h 32m2 stops
$484American Airlines
Find Deal
Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
7:30 am - 6:19 pmYUL-ONT
13h 49m2 stops
American Airlines Logo
4:47 pm - 3:01 pmONT-YUL
19h 14m2 stops
$493American Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
American Airlines Logo
7:30 am - 6:19 pmYUL-ONT
13h 49m2 stops
American Airlines Logo
4:47 pm - 3:01 pmONT-YUL
19h 14m2 stops
$503American Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
Delta Logo
7:30 pm - 10:26 amYUL-ONT
17h 56m2 stops
Delta Logo
5:50 pm - 11:21 pmONT-YUL
26h 31m2 stops
$510Delta
Find Deal
Mon, Nov 3 - Fri, Nov 7
United Airlines Logo
5:50 pm - 12:18 pmYUL-ONT
21h 28m1 stop
United Airlines Logo
6:37 pm - 4:49 pmONT-YUL
19h 12m1 stop
$520United Airlines
Find Deal
Tue, Feb 17 - Wed, Feb 18
American Airlines Logo
7:14 am - 6:19 pmYUL-ONT
14h 05m2 stops
American Airlines Logo
10:34 pm - 1:45 pmONT-YUL
12h 11m1 stop
$535American Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
American Airlines Logo
7:30 am - 6:19 pmYUL-ONT
13h 49m2 stops
American Airlines Logo
10:34 pm - 1:45 pmONT-YUL
12h 11m1 stop
$543American Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
United Airlines Logo
5:25 pm - 12:43 pmYUL-ONT
22h 18m1 stop
United Airlines Logo
1:52 pm - 10:20 amONT-YUL
17h 28m2 stops
$546United Airlines
Find Deal
Wed, Feb 11 - Tue, Feb 24
Multiple Airlines Logo
8:05 am - 10:52 pmYUL-ONT
17h 47m1 stop
Multiple Airlines Logo
1:53 pm - 8:16 amONT-YUL
15h 23m1 stop
$643Multiple Airlines
Find Deal
Thu, Oct 9 - Tue, Oct 14

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
Feb 20
YUL3:45 pmMontreal Pierre Elliott Trudeau Intl
19h 57m
2 stops
ONT8:42 amOntario
Feb 24
ONT1:30 pmOntario
22h 30m
2 stops
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
$483
Find similar
American Airlines
Feb 20
YUL3:45 pmMontreal Pierre Elliott Trudeau Intl
19h 57m
2 stops
ONT8:42 amOntario
Feb 24
ONT5:03 pmOntario
17h 32m
2 stops
YUL1:35 pmMontreal Pierre Elliott Trudeau Intl
$484
Find similar
American Airlines
Dec 6
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
13h 49m
2 stops
ONT6:19 pmOntario
Dec 12
ONT4:47 pmOntario
19h 14m
2 stops
YUL3:01 pmMontreal Pierre Elliott Trudeau Intl
$493
Find similar

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
Feb 17
YUL5:50 pmMontreal Pierre Elliott Trudeau Intl
21h 28m
1 stop
ONT12:18 pmOntario
Feb 18
ONT6:37 pmOntario
19h 12m
1 stop
YUL4:49 pmMontreal Pierre Elliott Trudeau Intl
$520
Find similar
United Airlines
Feb 11
YUL5:25 pmMontreal Pierre Elliott Trudeau Intl
22h 18m
1 stop
ONT12:43 pmOntario
Feb 24
ONT1:52 pmOntario
17h 28m
2 stops
YUL10:20 amMontreal Pierre Elliott Trudeau Intl
$546
Find similar
United Airlines
Feb 20
YUL5:50 pmMontreal Pierre Elliott Trudeau Intl
21h 28m
1 stop
ONT12:18 pmOntario
Feb 24
ONT6:37 pmOntario
19h 12m
1 stop
YUL4:49 pmMontreal Pierre Elliott Trudeau Intl
$554
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 September 16, 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

Fri 2/20

3:45 pm-8:42 am

2 stops19h 57m

Ontario

Tue 2/24

1:30 pm-3:00 pm

2 stops22h 30m

$483

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

3:45 pm-8:42 am

2 stops19h 57m

Ontario

Tue 2/24

5:03 pm-1:35 pm

2 stops17h 32m

$484

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

7:30 am-6:19 pm

2 stops13h 49m

Ontario

Fri 12/12

4:47 pm-3:01 pm

2 stops19h 14m

$493

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

7:30 am-6:19 pm

2 stops13h 49m

Ontario

Fri 12/12

4:47 pm-3:01 pm

2 stops19h 14m

$503

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

7:30 pm-10:26 am

2 stops17h 56m

Ontario

Fri 11/7

5:50 pm-11:21 pm

2 stops26h 31m

$510

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 2/17

5:50 pm-12:18 pm

1 stop21h 28m

Ontario

Wed 2/18

6:37 pm-4:49 pm

1 stop19h 12m

$520

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

7:14 am-6:19 pm

2 stops14h 05m

Ontario

Fri 12/12

10:34 pm-1:45 pm

1 stop12h 11m

$535

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

7:30 am-6:19 pm

2 stops13h 49m

Ontario

Fri 12/12

10:34 pm-1:45 pm

1 stop12h 11m

$543

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 2/11

5:25 pm-12:43 pm

1 stop22h 18m

Ontario

Tue 2/24

1:52 pm-10:20 am

2 stops17h 28m

$546

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

8:05 am-10:52 pm

1 stop17h 47m

Ontario

Tue 10/14

1:53 pm-8:16 am

1 stop15h 23m

$643

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 41m.

  • 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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