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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles from $262

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 6/23. 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
12:40 pm - 9:48 pm
YUL
-
ONT
12h 08m
1 stop
Delta Logo
11:50 am - 11:55 pm
ONT
-
YUL
9h 05m
1 stop
$517Delta
Sat, May 30 - Sat, Jun 20
Delta Logo
7:00 am - 11:34 pm
YUL
-
ONT
19h 34m
2 stops
Delta Logo
12:32 pm - 11:59 pm
ONT
-
YUL
8h 27m
1 stop
$554Delta
Mon, Aug 24 - Wed, Aug 26
United Airlines Logo
9:45 am - 10:51 pm
YUL
-
ONT
16h 06m
1 stop
United Airlines Logo
1:50 pm - 10:40 am
ONT
-
YUL
17h 50m
2 stops
$555United Airlines
Fri, Jul 10 - Tue, Jul 21
United Airlines Logo
9:45 am - 7:57 pm
YUL
-
ONT
13h 12m
1 stop
United Airlines Logo
7:13 pm - 8:16 am
ONT
-
YUL
10h 03m
1 stop
$556United Airlines
Tue, Aug 18 - Mon, Aug 31
Delta Logo
12:40 pm - 9:48 pm
YUL
-
ONT
12h 08m
1 stop
Delta Logo
10:00 pm - 11:43 am
ONT
-
YUL
10h 43m
1 stop
$576Delta
Sat, May 30 - Fri, Jun 19
United Airlines Logo
9:45 am - 10:51 pm
YUL
-
ONT
16h 06m
1 stop
United Airlines Logo
6:10 am - 9:26 pm
ONT
-
YUL
12h 16m
1 stop
$581United Airlines
Mon, Jul 20 - Sat, Aug 1
United Airlines Logo
9:45 am - 10:51 pm
YUL
-
ONT
16h 06m
1 stop
United Airlines Logo
1:50 pm - 8:16 am
ONT
-
YUL
15h 26m
1 stop
$582United Airlines
Fri, Jul 17 - Sat, Aug 1
United Airlines Logo
4:45 pm - 10:26 pm
YUL
-
ONT
8h 41m
1 stop
United Airlines Logo
7:00 am - 9:01 pm
ONT
-
YUL
11h 01m
1 stop
$583United Airlines
Tue, Nov 10 - Sun, Nov 15
United Airlines Logo
9:45 am - 10:51 pm
YUL
-
ONT
16h 06m
1 stop
United Airlines Logo
1:50 pm - 10:40 am
ONT
-
YUL
17h 50m
2 stops
$584United Airlines
Sat, Jul 4 - Fri, Jul 10
United Airlines Logo
9:45 am - 10:51 pm
YUL
-
ONT
16h 06m
1 stop
United Airlines Logo
6:05 am - 9:26 pm
ONT
-
YUL
12h 21m
1 stop
$586United Airlines
Fri, May 29 - Mon, Jun 1

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
Jun 30
YUL7:51 amMontreal Pierre Elliott Trudeau Intl
13h 30m
2 stops
ONT6:21 pmOntario
Jul 3
ONT7:14 pmOntario
13h 29m
2 stops
YUL11:43 amMontreal Pierre Elliott Trudeau Intl
$608
American Airlines
Jul 18
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
26h 33m
2 stops
ONT12:03 pmOntario
Aug 1
ONT1:10 pmOntario
19h 33m
2 stops
YUL11:43 amMontreal Pierre Elliott Trudeau Intl
$616
American Airlines
Jul 9
YUL3:48 pmMontreal Pierre Elliott Trudeau Intl
11h 11m
1 stop
ONT11:59 pmOntario
Jul 15
ONT10:10 pmOntario
21h 46m
1 stop
YUL10:56 pmMontreal Pierre Elliott Trudeau Intl
$641

Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight tickets
Air Canada
Sep 2
YUL8:15 amMontreal Pierre Elliott Trudeau Intl
15h 38m
1 stop
ONT8:53 pmOntario
Sep 18
ONT7:13 pmOntario
10h 03m
1 stop
YUL8:16 amMontreal Pierre Elliott Trudeau Intl
$615
Air Canada
May 21
YUL8:10 amMontreal Pierre Elliott Trudeau Intl
7h 37m
1 stop
ONT12:47 pmOntario
May 27
ONT6:39 pmOntario
19h 06m
1 stop
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
$703
Air Canada
May 21
YUL8:10 amMontreal Pierre Elliott Trudeau Intl
12h 18m
1 stop
ONT5:28 pmOntario
May 27
ONT6:00 amOntario
11h 00m
1 stop
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
$726

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 May 17, 2026.
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

Cheapest round-trip

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

12:40 pm-9:48 pm

1 stop12h 08m

Ontario

Sat 6/20

11:50 am-11:55 pm

1 stop9h 05m

$517

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 8/24

7:00 am-11:34 pm

2 stops19h 34m

Ontario

Wed 8/26

12:32 pm-11:59 pm

1 stop8h 27m

$554

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 7/10

9:45 am-10:51 pm

1 stop16h 06m

Ontario

Tue 7/21

1:50 pm-10:40 am

2 stops17h 50m

$555

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 8/18

9:45 am-7:57 pm

1 stop13h 12m

Ontario

Mon 8/31

7:13 pm-8:16 am

1 stop10h 03m

$556

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

12:40 pm-9:48 pm

1 stop12h 08m

Ontario

Fri 6/19

10:00 pm-11:43 am

1 stop10h 43m

$576

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 7/20

9:45 am-10:51 pm

1 stop16h 06m

Ontario

Sat 8/1

6:10 am-9:26 pm

1 stop12h 16m

$581

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 7/17

9:45 am-10:51 pm

1 stop16h 06m

Ontario

Sat 8/1

1:50 pm-8:16 am

1 stop15h 26m

$582
Quickest round-trip

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 11/10

4:45 pm-10:26 pm

1 stop8h 41m

Ontario

Sun 11/15

7:00 am-9:01 pm

1 stop11h 01m

$583

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

9:45 am-10:51 pm

1 stop16h 06m

Ontario

Fri 7/10

1:50 pm-10:40 am

2 stops17h 50m

$584

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 5/29

9:45 am-10:51 pm

1 stop16h 06m

Ontario

Mon 6/1

6:05 am-9:26 pm

1 stop12h 21m

$586

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 airline that flies from Montreal Pierre Elliott Trudeau Intl to Ontario?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Ontario

What airlines fly to Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Ontario from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 75% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time

7h 37m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario takes 7h 37m
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.
Search flight deals

Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

  • 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 7h 37m.

  • 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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