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$260+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Find 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 octubre 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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.
lun. 11/177:00 amLGB - YUL
2 stops25h 40mDelta
dom. 11/237:10 amYUL - LGB
2 stops32h 05mDelta
Deal found 10/27$645
This Delta deal was found by Cheapflights users on 10/27. 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.
lun. 11/177:00 amLGB - YUL
2 stops25h 40mDelta
mié. 11/1912:50 pmYUL - LGB
2 stops26h 25mDelta
Deal found 10/27$679
This Delta deal was found by Cheapflights users on 10/27. 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.
mar. 11/117:00 amLGB - YUL
2 stops13h 26mDelta
mar. 11/1812:50 pmYUL - LGB
2 stops26h 25mDelta
Deal found 10/27$683
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 11/271:15 pmLGB - YUL
2 stops19h 25mDelta
lun. 12/17:10 amYUL - LGB
2 stops17h 28mDelta
Deal found 10/27$703
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 11/277:00 amLGB - YUL
2 stops25h 40mDelta
mar. 12/212:50 pmYUL - LGB
2 stops26h 26mDelta
Deal found 10/27$744
This Delta deal was found by Cheapflights users on 10/27. 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.
mar. 12/234:49 pmLGB - YUL
2 stops28h 10mDelta
vie. 1/27:00 amYUL - LGB
2 stops32h 16mDelta
Deal found 10/27$807
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 11/271:15 pmLGB - YUL
2 stops31h 27mDelta
dom. 11/307:10 amYUL - LGB
2 stops35h 57mDelta
Deal found 10/27$870
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 11/277:00 amLGB - YYZ
2 stops30h 02mDelta
lun. 12/16:30 amYYZ - LGB
2 stops18h 08mDelta
Deal found 10/27$917
This Delta deal was found by Cheapflights users on 10/27. 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.
sáb. 12/201:15 pmLGB - YUL
2 stops31h 04mDelta
vie. 1/27:00 amYUL - LGB
2 stops32h 16mDelta
Deal found 10/27$921
This Delta deal was found by Cheapflights users on 10/27. 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.
dom. 12/217:00 amLGB - YUL
2 stops13h 19mDelta
vie. 1/27:00 amYUL - LGB
2 stops32h 16mDelta
Deal found 10/27$931
This Delta deal was found by Cheapflights users on 10/26. 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.
mar. 11/257:00 amLGB - YYZ
2 stops13h 21mDelta
lun. 12/16:30 amYYZ - LGB
2 stops18h 08mDelta
Deal found 10/26$937
This Delta deal was found by Cheapflights users on 10/26. 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.
mié. 11/264:47 pmLGB - YYZ
2 stops21h 28mDelta
lun. 12/16:30 amYYZ - LGB
2 stops18h 08mDelta
Deal found 10/26$951

Cheap 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 octubre 29, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$598
(Delta)

One-way from

$260
(Delta)

Popular in

December

Cheapest in

May

Average price

$305
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. 15% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 octubre 29, 2025.
Use the filters below to find and compare flights from Long Beach to Ontario that are best for you.

Fly from

Long Beach

Fly to

Ontario

Route

Depart

Return

Price

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

mar. 2/24

7:10 am-11:44 am

2 stops25h 34m

Montreal Pierre Elliott Trudeau Intl

jue. 2/26

12:45 pm-4:23 pm

2 stops30h 38m

$598

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

lun. 11/17

7:00 am-3:55 pm

2 stops29h 55m

Montreal Pierre Elliott Trudeau Intl

jue. 11/20

12:50 pm-9:38 pm

2 stops35h 48m

$645

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

lun. 11/17

7:00 am-11:40 am

2 stops25h 40m

Montreal Pierre Elliott Trudeau Intl

sáb. 11/22

6:00 am-9:38 pm

2 stops18h 38m

$645

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

lun. 11/17

7:00 am-5:21 pm

2 stops31h 21m

Montreal Pierre Elliott Trudeau Intl

vie. 11/21

12:50 pm-9:38 pm

2 stops35h 48m

$645

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

jue. 11/13

4:47 pm-11:42 pm

2 stops27h 55m

Montreal Pierre Elliott Trudeau Intl

mar. 11/18

4:45 pm-12:15 pm

2 stops22h 30m

$683

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

vie. 11/14

4:47 pm-11:42 pm

2 stops27h 55m

Montreal Pierre Elliott Trudeau Intl

mar. 11/18

4:45 pm-12:15 pm

2 stops22h 30m

$683

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

mié. 11/12

1:15 pm-11:42 pm

2 stops31h 27m

Montreal Pierre Elliott Trudeau Intl

vie. 11/21

6:00 am-9:38 pm

2 stops18h 38m

$683

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

mié. 11/12

4:47 pm-11:42 pm

2 stops27h 55m

Montreal Pierre Elliott Trudeau Intl

sáb. 11/22

6:00 am-9:38 pm

2 stops18h 38m

$683

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

jue. 11/13

4:47 pm-11:59 pm

2 stops28h 12m

Montreal Pierre Elliott Trudeau Intl

sáb. 11/22

7:10 am-9:38 pm

2 stops17h 28m

$683

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

jue. 11/13

1:15 pm-11:59 pm

2 stops31h 44m

Montreal Pierre Elliott Trudeau Intl

vie. 11/21

6:00 am-9:38 pm

2 stops18h 38m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 41 results
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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

What is the cheapest month to book a flight from Long Beach to Region of Ontario?

Currently, July is the cheapest month in which you can book a flight from Long Beach to Region of Ontario (average of $91). Flying from Long Beach to Region of Ontario in January is currently the most expensive (average of $141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Delta fly from Long Beach to Region of Ontario in about 25h 34m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2459 mi.

  • 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.

  • What is the cheapest month to book a flight from Long Beach to Region of Ontario?

    Currently, July is the cheapest month in which you can book a flight from Long Beach to Region of Ontario (average of $91). Flying from Long Beach to Region of Ontario in January is currently the most expensive (average of $141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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