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$317+ Cheap flights from Long Beach (LGB) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
1 adult, Economy
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Cheap flight deals from Long Beach to Ontario

Cheapest flights from Long Beach to Ontario
Explore the most affordable flight options available from Long Beach to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.

This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:02 am
LGB
-
YYZ
1 stop29h 33m
Alaska Airlines
Fri 11/64:45 pm
YYZ
-
LGB
1 stop31h 14m
Alaska Airlines
Deal found 5/25$660
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:54 pm
LGB
-
YUL
2 stops27h 19m
Delta
Fri 6/1212:47 pm
YUL
-
LGB
2 stops35h 42m
Delta
Deal found 5/21$671
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:44 pm
LGB
-
YUL
2 stops32h 13m
Delta
Sat 6/137:00 am
YUL
-
LGB
2 stops17h 29m
Delta
Deal found 5/21$696
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:54 pm
LGB
-
YUL
2 stops28h 03m
Delta
Fri 6/1212:47 pm
YUL
-
LGB
2 stops35h 42m
Delta
Deal found 5/21$713
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:54 pm
LGB
-
YUL
2 stops28h 03m
Delta
Wed 6/1012:47 pm
YUL
-
LGB
2 stops35h 42m
Delta
Deal found 5/21$720
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:44 pm
LGB
-
YUL
2 stops31h 29m
Delta
Sun 6/147:00 am
YUL
-
LGB
2 stops32h 02m
Delta
Deal found 5/21$725
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:54 pm
LGB
-
YUL
2 stops28h 03m
Delta
Wed 6/1012:47 pm
YUL
-
LGB
2 stops35h 42m
Delta
Deal found 5/21$738
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/137:00 am
LGB
-
YUL
2 stops13h 28m
Delta
Tue 6/237:00 am
YUL
-
LGB
2 stops17h 29m
Delta
Deal found 5/23$744
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:54 pm
LGB
-
YUL
2 stops28h 03m
Delta
Thu 6/116:00 am
YUL
-
LGB
2 stops18h 29m
Delta
Deal found 5/21$749
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/121:00 pm
LGB
-
YUL
2 stops19h 57m
Delta
Tue 6/237:00 am
YUL
-
LGB
2 stops17h 29m
Delta
Deal found 5/23$751
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:54 pm
LGB
-
YUL
2 stops28h 03m
Delta
Sun 6/147:00 am
YUL
-
LGB
2 stops36h 10m
Delta
Deal found 5/21$767
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:54 pm
LGB
-
YUL
2 stops27h 19m
Delta
Tue 6/97:00 am
YUL
-
LGB
2 stops36h 10m
Delta
Deal found 5/21$774

Find flight deals from Long Beach to Ontario

Keep the following information in mind while searching for Long Beach to Ontario flight deals. Data was last updated May 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$660
(Alaska Airlines)

One-way from

$317
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$380
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
Search Deals
From Long Beach Municipal to Ontario
Search Deals
One-way flight from Long Beach Municipal to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Long Beach 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, Cheapflights users made 2,558,603 searches. Data last updated May 26, 2026.
Use the filters below to find and compare flights from Long Beach to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Tue 11/3

7:02 am-3:35 pm

1 stop29h 33m

Toronto Pearson Intl

Fri 11/6

4:45 pm-8:59 pm

1 stop31h 14m

$660

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Thu 6/4

12:44 pm-11:57 pm

2 stops32h 13m

Montreal Pierre Elliott Trudeau Intl

Sat 6/13

7:00 am-9:29 pm

2 stops17h 29m

$696

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Thu 6/4

4:54 pm-11:57 pm

2 stops28h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 6/10

12:47 pm-9:29 pm

2 stops35h 42m

$720

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Fri 6/5

4:54 pm-11:13 pm

2 stops27h 19m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

12:47 pm-9:29 pm

2 stops35h 42m

$725

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Thu 6/4

12:44 pm-11:57 pm

2 stops32h 13m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

7:00 am-12:02 pm

2 stops32h 02m

$749

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Thu 6/4

4:54 pm-11:57 pm

2 stops28h 03m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

6:00 am-9:29 pm

2 stops18h 29m

$749

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Fri 6/12

1:00 pm-11:57 am

2 stops19h 57m

Montreal Pierre Elliott Trudeau Intl

Tue 6/23

7:00 am-9:29 pm

2 stops17h 29m

$751

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Thu 9/24

3:34 pm-3:45 pm

1 stop21h 11m

Toronto Pearson Intl

Sun 9/27

4:55 pm-2:36 pm

1 stop24h 41m

$826

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Sun 6/7

4:55 pm-11:55 pm

2 stops28h 00m

Montreal Pierre Elliott Trudeau Intl

Fri 6/12

12:47 pm-9:29 pm

2 stops35h 42m

$830

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Sat 6/13

7:00 am-11:28 pm

2 stops13h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 6/21

7:00 am-4:10 pm

2 stops36h 10m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 32 resultsSorted by cheapest first
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Best time to book a flight from Long Beach to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Long Beach with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Long Beach to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Long Beach to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Long Beach to Ontario?

    Long Beach Municipal (LGB), located 4.1 mi from the city center, is the airport you fly out of when you book flights from Long Beach to Ontario.

  • How long is the flight from Long Beach to Region of Ontario?

    Airlines like Alaska Airlines and Delta fly from Long Beach to Region of Ontario in about 29h 33m. The time it takes to get you to your destination can typically vary by up to 2h 40m. Airlines will cover a distance of 2162 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Long Beach to Region of Ontario?

    While some choose either Long Beach Municipal - Montreal Pierre Elliott Trudeau Intl or Long Beach Municipal - Ottawa, Long Beach Municipal - Toronto Pearson Intl is the most popular route from Long Beach to Region of Ontario.

  • Can I find deals for flights from Long Beach to Ontario that include hotel bookings?

    Yes. In addition to deals on Long Beach to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Long Beach to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Long Beach to Ontario.

  • Can I find deals for business class flights from Long Beach to Ontario?

    Yes. Cheapflights offers flight deals from Long Beach to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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