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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles from $274

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 1/8. 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.
Delta Logo
7:00 am - 10:51 pmYUL-ONT
18h 51m2 stops
Delta Logo
7:30 am - 11:50 pmONT-YUL
13h 20m2 stops
$454Delta
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Tue, Feb 3 - Sat, Feb 7
Delta Logo
7:30 pm - 11:59 amYUL-ONT
19h 29m2 stops
Delta Logo
1:09 pm - 8:39 amONT-YUL
16h 30m2 stops
$460Delta
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
$483Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
12:40 pm - 11:04 pmYUL-ONT
13h 24m1 stop
Delta Logo
5:49 pm - 12:00 pmONT-YUL
15h 11m2 stops
$502Delta
Find Deal
Thu, Dec 11 - Mon, Dec 15
Delta Logo
12:40 pm - 7:39 pmYUL-ONT
9h 59m1 stop
Delta Logo
6:40 am - 11:47 pmONT-YUL
14h 07m2 stops
$503Delta
Find Deal
Thu, Dec 11 - Sat, Dec 13
Delta Logo
7:45 pm - 11:02 amYUL-ONT
18h 17m2 stops
Delta Logo
10:25 pm - 6:54 pmONT-YUL
17h 29m2 stops
$518Delta
Find Deal
Mon, Dec 8 - Mon, Dec 15
Delta Logo
7:00 am - 10:51 pmYUL-ONT
18h 51m2 stops
Delta Logo
10:30 pm - 11:45 amONT-YUL
10h 15m1 stop
$547Delta
Find Deal
Tue, Feb 3 - Sat, Feb 7
Delta Logo
7:30 pm - 11:59 amYUL-ONT
19h 29m2 stops
Delta Logo
1:09 pm - 11:59 pmONT-YUL
7h 50m1 stop
$551Delta
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
$562Delta
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Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
5:30 pm - 12:47 pmYUL-ONT
22h 17m2 stops
United Airlines Logo
5:05 am - 12:02 pmONT-YUL
27h 57m2 stops
$576United Airlines
Find Deal
Tue, Jan 20 - Wed, Feb 4

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight tickets
Delta
Feb 3
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
18h 51m
2 stops
ONT10:51 pmOntario
Feb 7
ONT7:30 amOntario
13h 20m
2 stops
YUL11:50 pmMontreal Pierre Elliott Trudeau Intl
$454
Find similar
Delta
Feb 20
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
19h 29m
2 stops
ONT11:59 amOntario
Feb 24
ONT1:09 pmOntario
16h 30m
2 stops
YUL8:39 amMontreal Pierre Elliott Trudeau Intl
$460
Find similar
Delta
Feb 20
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
19h 29m
2 stops
ONT11:59 amOntario
Feb 24
ONT1:09 pmOntario
16h 30m
2 stops
YUL8:39 amMontreal Pierre Elliott Trudeau Intl
$483
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
Jan 20
YUL5:30 pmMontreal Pierre Elliott Trudeau Intl
22h 17m
2 stops
ONT12:47 pmOntario
Feb 4
ONT5:05 amOntario
27h 57m
2 stops
YUL12:02 pmMontreal Pierre Elliott Trudeau Intl
$576
Find similar
United Airlines
Mar 9
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
8h 40m
1 stop
ONT10:25 pmOntario
Mar 14
ONT11:59 pmOntario
11h 01m
1 stop
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
$641
Find similar
United Airlines
Mar 13
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
8h 40m
1 stop
ONT10:25 pmOntario
Mar 16
ONT11:59 pmOntario
11h 01m
1 stop
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
$686
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 19, 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

Tue 2/3

7:00 am-10:51 pm

2 stops18h 51m

Ontario

Sat 2/7

7:30 am-11:50 pm

2 stops13h 20m

$454

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

$460

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

$483

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

12:40 pm-11:04 pm

1 stop13h 24m

Ontario

Mon 12/15

5:49 pm-12:00 pm

2 stops15h 11m

$502

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

12:40 pm-7:39 pm

1 stop9h 59m

Ontario

Sat 12/13

6:40 am-11:47 pm

2 stops14h 07m

$503

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 12/8

7:45 pm-11:02 am

2 stops18h 17m

Ontario

Mon 12/15

10:25 pm-6:54 pm

2 stops17h 29m

$518

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

7:00 am-10:51 pm

2 stops18h 51m

Ontario

Sat 2/7

10:30 pm-11:45 am

1 stop10h 15m

$547

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-11:59 pm

1 stop7h 50m

$551

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

$562

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 1/20

5:30 pm-12:47 pm

2 stops22h 17m

Ontario

Wed 2/4

5:05 am-12:02 pm

2 stops27h 57m

$576

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 40m.

  • 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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