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$570+ 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
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 December 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 20mDelta
Fri 1/167:50 amYYZ - LGB
2 stops31h 13mDelta
Deal found 12/22$946
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 59mDelta
Tue 1/137:15 amYYZ - LGB
2 stops17h 30mDelta
Deal found 12/22$970
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 20mDelta
Sun 1/186:00 amYYZ - LGB
2 stops33h 03mDelta
Deal found 12/22$976
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/307:00 amLGB - YUL
2 stops13h 19mDelta
Thu 1/87:00 amYUL - LGB
2 stops17h 45mDelta
Deal found 12/22$1,017
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 20mDelta
Wed 1/1410:05 amYYZ - LGB
2 stops14h 40mDelta
Deal found 12/22$1,061
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 20mDelta
Sat 1/177:40 amYYZ - LGB
2 stops17h 05mDelta
Deal found 12/22$1,069
This Delta deal was found by Cheapflights users on 12/22. 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 12/277:00 amLGB - YYZ
2 stops13h 20mDelta
Tue 1/137:15 amYYZ - LGB
2 stops17h 30mDelta
Deal found 12/22$1,147
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YYZ
2 stops13h 20mDelta
Thu 1/156:30 amYYZ - LGB
2 stops18h 15mDelta
Deal found 12/22$1,149
This Delta deal was found by Cheapflights users on 12/22. 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 12/277:00 amLGB - YYZ
2 stops13h 20mDelta
Sun 1/187:35 amYYZ - LGB
2 stops17h 10mDelta
Deal found 12/22$1,177
This Delta deal was found by Cheapflights users on 12/22. 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 12/277:00 amLGB - YYZ
2 stops13h 20mDelta
Wed 1/145:15 pmYYZ - LGB
2 stops21h 48mDelta
Deal found 12/22$1,238
This Delta deal was found by Cheapflights users on 12/22. 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 12/277:00 amLGB - YYZ
2 stops13h 20mDelta
Fri 1/166:45 pmYYZ - LGB
2 stops20h 18mDelta
Deal found 12/22$1,248
This Delta deal was found by Cheapflights users on 12/22. 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.
Tue 12/237:00 amLGB - YUL
2 stops13h 59mDelta
Thu 1/17:00 amYUL - LGB
2 stops36h 09mDelta
Deal found 12/22$1,342

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 December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$615
(Delta)

One-way from

$570
(Delta)

Popular in

December

Cheapest in

May

Average price

$499
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. 20% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 23, 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

Mon 2/2

4:55 pm-11:12 pm

2 stops27h 17m

Montreal Pierre Elliott Trudeau Intl

Fri 2/6

1:02 pm-4:07 pm

2 stops30h 05m

$615

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Mon 2/2

4:55 pm-11:12 pm

2 stops27h 17m

Montreal Pierre Elliott Trudeau Intl

Thu 2/5

4:46 pm-9:45 pm

2 stops31h 59m

$631

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Wed 2/11

1:05 pm-11:15 am

2 stops19h 10m

Toronto Pearson Intl

Tue 2/17

6:00 am-9:45 pm

2 stops18h 45m

$663

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Sun 2/1

7:00 am-11:45 am

2 stops25h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 2/6

1:02 pm-4:07 pm

2 stops30h 05m

$672

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Sun 2/1

7:00 am-11:45 am

2 stops25h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 2/5

1:02 pm-9:45 pm

2 stops35h 43m

$688

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Wed 2/11

4:55 pm-5:18 pm

2 stops21h 23m

Toronto Pearson Intl

Sun 2/15

6:30 am-9:45 pm

2 stops18h 15m

$828

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Thu 1/29

7:20 am-3:35 pm

2 stops29h 15m

Toronto Pearson Intl

Sun 2/1

4:45 pm-8:18 pm

2 stops54h 33m

$861

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Thu 2/12

7:00 am-11:11 pm

2 stops13h 11m

Toronto Pearson Intl

Tue 2/17

6:00 am-9:45 pm

2 stops18h 45m

$872

Long BeachToronto

LGB - YYZ

LGBYYZ

Long Beach Municipal

Fri 2/13

1:15 pm-11:15 am

2 stops19h 00m

Toronto Pearson Intl

Tue 2/17

6:00 am-9:45 pm

2 stops18h 45m

$904

Long BeachMontreal

LGB - YUL

LGBYUL

Long Beach Municipal

Sat 5/9

7:10 am-11:34 pm

2 stops13h 24m

Montreal Pierre Elliott Trudeau Intl

Fri 5/15

7:00 am-9:45 pm

2 stops17h 45m

$942

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 21 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 December is currently the most expensive (average of $184). 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 27h 17m. 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 December is currently the most expensive (average of $184). 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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