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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Los Angeles from $229

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 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
4:50 pm - 11:58 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
10h 08m2 stops Detroit Metropolitan Wayne County Salt Lake City
Delta Logo
12:22 pm - 11:58 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 36m1 stop Atlanta Hartsfield-Jackson
$400Delta
Wed, Nov 25 - Wed, Dec 9
Delta Logo
12:45 pm - 10:14 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
12h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 11:35 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
13h 35m2 stops Seattle/Tacoma Intl Minneapolis St Paul
$407Delta
Sat, Jan 9 - Sat, Feb 6
Delta Logo
2:46 pm - 9:52 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
10h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:17 pm - 11:50 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 33m1 stop Atlanta Hartsfield-Jackson
$417Delta
Fri, Sep 4 - Tue, Sep 8
Delta Logo
9:28 am - 10:14 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
15h 46m2 stops New York LaGuardia Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 11:35 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
14h 35m2 stops Salt Lake City Minneapolis St Paul
$424Delta
Tue, Jan 5 - Fri, Jan 8
Delta Logo
5:10 pm - 11:55 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
9h 45m2 stops Detroit Metropolitan Wayne County Salt Lake City
Delta Logo
12:18 pm - 11:57 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 39m1 stop Atlanta Hartsfield-Jackson
$440Delta
Fri, Oct 30 - Tue, Nov 3
Delta Logo
12:44 pm - 9:52 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
12h 08m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 11:52 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 52m1 stop Atlanta Hartsfield-Jackson
$441Delta
Thu, Aug 27 - Sun, Aug 30
Delta Logo
4:55 pm - 11:48 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
9h 53m2 stops Detroit Metropolitan Wayne County Salt Lake City
Delta Logo
7:00 am - 11:35 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
13h 35m2 stops Seattle/Tacoma Intl Minneapolis St Paul
$442Delta
Thu, Jan 7 - Thu, Jan 14
Delta Logo
7:50 pm - 11:06 amYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
18h 16m2 stops New York LaGuardia Atlanta Hartsfield-Jackson
Delta Logo
12:18 pm - 11:57 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 39m1 stop Atlanta Hartsfield-Jackson
$452Delta
Fri, Oct 30 - Tue, Nov 3
American Airlines Logo
7:29 am - 6:47 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
14h 18m2 stops Charlotte Douglas Dallas/Fort Worth
American Airlines Logo
6:00 am - 10:53 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
13h 53m2 stops Dallas/Fort Worth Charlotte Douglas
$454American Airlines
Thu, Aug 27 - Sun, Aug 30
Delta Logo
9:30 am - 7:53 pmYUL  Montreal Pierre Elliott Trudeau Intl-ONT Ontario
13h 23m2 stops New York LaGuardia Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 11:52 pmONT  Ontario-YUL Montreal Pierre Elliott Trudeau Intl
8h 52m1 stop Atlanta Hartsfield-Jackson
$455Delta
Wed, Sep 2 - Sat, Sep 5

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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
Nov 25
YUL4:50 pmMontreal Pierre Elliott Trudeau Intl
10h 08m
2 stops
ONT11:58 pmOntario
Dec 9
ONT12:22 pmOntario
8h 36m
1 stop
YUL11:58 pmMontreal Pierre Elliott Trudeau Intl
$400
Delta
Jan 9
YUL2:25 pmMontreal Pierre Elliott Trudeau Intl
10h 49m
2 stops
ONT10:14 pmOntario
Feb 6
ONT7:00 amOntario
13h 10m
2 stops
YUL11:10 pmMontreal Pierre Elliott Trudeau Intl
$407
Delta
Sep 4
YUL2:46 pmMontreal Pierre Elliott Trudeau Intl
10h 06m
1 stop
ONT9:52 pmOntario
Sep 8
ONT12:17 pmOntario
8h 33m
1 stop
YUL11:50 pmMontreal Pierre Elliott Trudeau Intl
$417

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario

Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight tickets
WestJet
Sep 25
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
29h 40m
2 stops
ONT10:40 pmOntario
Oct 4
ONT6:00 amOntario
22h 05m
2 stops
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$458
WestJet
Aug 31
YUL5:30 pmMontreal Pierre Elliott Trudeau Intl
26h 51m
2 stops
ONT5:21 pmOntario
Sep 11
ONT11:54 amOntario
16h 11m
2 stops
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$460
WestJet
Oct 1
YUL7:15 amMontreal Pierre Elliott Trudeau Intl
18h 25m
2 stops
ONT10:40 pmOntario
Oct 5
ONT11:54 amOntario
16h 11m
2 stops
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$468

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 August 14, 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 Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 11/25

4:50 pm-11:58 pm

2 stops10h 08m

Ontario

Wed 12/9

12:22 pm-11:58 pm

1 stop8h 36m

$400

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 1/9

12:45 pm-10:14 pm

1 stop12h 29m

Ontario

Sat 2/6

7:00 am-11:35 pm

2 stops13h 35m

$407

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 9/4

2:46 pm-9:52 pm

1 stop10h 06m

Ontario

Tue 9/8

12:17 pm-11:50 pm

1 stop8h 33m

$417

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 1/5

9:28 am-10:14 pm

2 stops15h 46m

Ontario

Fri 1/8

6:00 am-11:35 pm

2 stops14h 35m

$424
Quickest round-trip

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 10/30

5:10 pm-11:55 pm

2 stops9h 45m

Ontario

Tue 11/3

12:18 pm-11:57 pm

1 stop8h 39m

$440

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

12:44 pm-9:52 pm

1 stop12h 08m

Ontario

Sun 8/30

12:00 pm-11:52 pm

1 stop8h 52m

$441

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 1/7

4:55 pm-11:48 pm

2 stops9h 53m

Ontario

Thu 1/14

7:00 am-11:35 pm

2 stops13h 35m

$442

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 10/30

7:50 pm-11:06 am

2 stops18h 16m

Ontario

Tue 11/3

12:18 pm-11:57 pm

1 stop8h 39m

$452

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

7:29 am-6:47 pm

2 stops14h 18m

Ontario

Sun 8/30

6:00 am-10:53 pm

2 stops13h 53m

$454

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 9/2

9:30 am-7:53 pm

2 stops13h 23m

Ontario

Sat 9/5

12:00 pm-11:52 pm

1 stop8h 52m

$455

Flights are sorted by cheapest round-trip flights 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

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Ontario flights?

You could potentially save up to 15% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Ontario flight.

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

8h 34m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario takes 8h 34m
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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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 8h 34m.

  • 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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