$234+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Long Beach to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Long Beach to Ontario
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Cheapest flights from Long Beach to OntarioExplore 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 August 6, 2026.
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 August 6, 2026.
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:02 am -
1 stop30h 03m
Thu 11/125:15 pm -
1 stop23h 55m
Deal found 8/3![Alaska Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 8/3. 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 8/254:50 pm -
2 stops28h 02m
Tue 9/17:00 am -
2 stops32h 01m
Deal found 8/3![Delta logo]()
$600
This Delta deal was found by Cheapflights users on 8/3. 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 8/251:00 pm -
2 stops31h 52m
Fri 9/412:47 pm -
2 stops35h 45m
Deal found 8/3![Delta logo]()
$614
This Booking.com deal was found by Cheapflights users on 8/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:34 pm -
1 stop21h 11m
Thu 10/14:55 pm -
1 stop24h 41m
Deal found 8/2![Alaska Airlines logo]()
$628
This Delta deal was found by Cheapflights users on 8/3. 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 8/271:00 pm -
2 stops31h 40m
Tue 9/16:00 am -
2 stops33h 01m
Deal found 8/3![Delta logo]()
$634
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:02 am -
1 stop29h 43m
Sat 10/174:55 pm -
1 stop24h 15m
Deal found 8/3![Alaska Airlines logo]()
$647
This Booking.com deal was found by Cheapflights users on 8/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:34 pm -
1 stop21h 11m
Tue 9/294:55 pm -
1 stop24h 41m
Deal found 8/4![Alaska Airlines logo]()
$648
This Delta deal was found by Cheapflights users on 8/3. 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 8/271:00 pm -
2 stops31h 40m
Fri 9/412:47 pm -
2 stops30h 23m
Deal found 8/3![Delta logo]()
$648
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 40m
Tue 9/17:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$649
This Mytrip deal was found by Cheapflights users on 8/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:02 am -
1 stop29h 43m
Thu 10/84:55 pm -
1 stop24h 15m
Deal found 8/2![Alaska Airlines logo]()
$656
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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.
Sat 10/317:02 am -
1 stop31h 03m
Tue 11/35:15 pm -
1 stop23h 55m
Deal found 8/3![Alaska Airlines logo]()
$659
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 40m
Fri 9/47:00 am -
2 stops36h 10m
Deal found 8/3![Delta logo]()
$664
Best flights from Long Beach to OntarioDiscover carefully curated flight deals from Long Beach to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Long Beach to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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 8/251:00 pm -
2 stops31h 52m
Fri 9/412:47 pm -
2 stops35h 45m
Deal found 8/3![Delta logo]()
$614
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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.
Sat 10/317:02 am -
1 stop31h 03m
Tue 11/35:15 pm -
1 stop23h 55m
Deal found 8/3![Alaska Airlines logo]()
$659
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:02 am -
1 stop29h 43m
Mon 9/144:45 pm -
2 stops24h 51m
Deal found 8/6![Multiple Airlines logo]()
$823
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 52m
Wed 9/26:00 am -
2 stops18h 32m
Deal found 8/3![Delta logo]()
$649
This Delta deal was found by Cheapflights users on 8/3. 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 8/264:50 pm -
2 stops28h 02m
Tue 9/17:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$686
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 9/147:02 am -
1 stop29h 43m
Mon 9/214:55 pm -
1 stop31h 04m
Deal found 8/2![Alaska Airlines logo]()
$777
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Fri 10/27:02 am -
1 stop29h 43m
Sun 10/44:55 pm -
1 stop31h 04m
Deal found 8/4![Alaska Airlines logo]()
$796
This Delta deal was found by Cheapflights users on 8/3. 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 8/254:50 pm -
2 stops28h 02m
Thu 9/37:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$738
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 12/147:02 am -
1 stop30h 03m
Sun 12/205:15 pm -
1 stop23h 43m
Deal found 8/2![Alaska Airlines logo]()
$805
This Delta deal was found by Cheapflights users on 8/3. 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 8/264:50 pm -
2 stops28h 02m
Thu 9/37:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$824
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 10/217:02 am -
1 stop29h 43m
Sun 10/253:00 pm -
2 stops32h 59m
Deal found 8/4![Alaska Airlines logo]()
$852
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Sat 9/197:02 am -
1 stop29h 43m
Sat 9/264:55 pm -
1 stop24h 41m
Deal found 8/4![Alaska Airlines logo]()
$865
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 8/231:00 pm -
2 stops31h 52m
Tue 9/17:00 am -
2 stops32h 01m
Deal found 8/3![Delta logo]()
$950
This Delta deal was found by Cheapflights users on 8/2. 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 9/37:00 am -
2 stops13h 52m
Mon 9/77:00 am -
2 stops17h 32m
Deal found 8/2![Delta logo]()
$1,933
This Delta deal was found by Cheapflights users on 8/2. 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 9/17:00 am -
2 stops13h 40m
Tue 9/87:00 am -
2 stops12h 12m
Deal found 8/2![Delta logo]()
$2,186
This Delta deal was found by Cheapflights users on 8/2. 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 9/27:00 am -
2 stops13h 40m
Tue 9/87:00 am -
2 stops12h 12m
Deal found 8/2![Delta logo]()
$2,456
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 8/317:00 am -
2 stops13h 40m
Tue 9/87:00 am -
2 stops12h 12m
Deal found 8/5![Delta logo]()
$2,487
This Delta deal was found by Cheapflights users on 8/2. 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 8/267:00 am -
2 stops13h 40m
Mon 8/317:00 am -
2 stops12h 10m
Deal found 8/2![Delta logo]()
$2,732
This Delta deal was found by Cheapflights users on 8/6. 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 8/277:00 am -
2 stops13h 40m
Mon 8/317:00 am -
2 stops12h 10m
Deal found 8/6![Delta logo]()
$2,952
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated August 6, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 52m
Wed 9/26:00 am -
2 stops18h 32m
Deal found 8/3![Delta logo]()
$649
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 40m
Fri 9/47:00 am -
2 stops36h 10m
Deal found 8/3![Delta logo]()
$664
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/241:00 pm -
2 stops31h 40m
Mon 8/317:00 am -
2 stops32h 01m
Deal found 8/3![Delta logo]()
$684
This Delta deal was found by Cheapflights users on 8/3. 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 8/254:50 pm -
2 stops28h 02m
Tue 9/17:00 am -
2 stops32h 01m
Deal found 8/3![Delta logo]()
$600
This Delta deal was found by Cheapflights users on 8/3. 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 8/251:00 pm -
2 stops31h 52m
Fri 9/412:47 pm -
2 stops35h 45m
Deal found 8/3![Delta logo]()
$614
This Delta deal was found by Cheapflights users on 8/3. 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 8/264:50 pm -
2 stops28h 02m
Tue 9/17:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$686
This Delta deal was found by Cheapflights users on 8/3. 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 8/271:00 pm -
2 stops31h 40m
Wed 9/27:00 am -
2 stops17h 32m
Deal found 8/3![Delta logo]()
$634
This Delta deal was found by Cheapflights users on 8/3. 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 8/271:00 pm -
2 stops31h 40m
Fri 9/412:47 pm -
2 stops30h 23m
Deal found 8/3![Delta logo]()
$648
This Delta deal was found by Cheapflights users on 8/3. 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 8/271:00 pm -
2 stops31h 40m
Mon 8/317:00 am -
2 stops32h 01m
Deal found 8/3![Delta logo]()
$668
This Booking.com deal was found by Cheapflights users on 8/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:02 am -
1 stop29h 43m
Thu 9/244:55 pm -
1 stop24h 41m
Deal found 8/1![Alaska Airlines logo]()
$678
This Booking.com deal was found by Cheapflights users on 8/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:34 pm -
1 stop21h 11m
Tue 9/294:55 pm -
1 stop24h 41m
Deal found 8/4![Alaska Airlines logo]()
$648
This Booking.com deal was found by Cheapflights users on 8/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:34 pm -
1 stop21h 11m
Thu 10/14:55 pm -
1 stop24h 41m
Deal found 8/2![Alaska Airlines logo]()
$628
One-way flights from Long Beach to OntarioSearch for one-way flight options from Long Beach to Ontario. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Long Beach to Ontario. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/2. 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 9/11:00 pm -
2 stops31h 52m
Deal found 8/2![Delta logo]()
$234
This Delta deal was found by Cheapflights users on 8/3. 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 9/57:00 am -
2 stops27h 41m
Deal found 8/3![Delta logo]()
$254
This Booking.com deal was found by Cheapflights users on 8/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:02 am -
1 stop29h 43m
Deal found 8/1![Alaska Airlines logo]()
$271
This Mytrip deal was found by Cheapflights users on 8/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:10 pm -
1 stop21h 55m
Deal found 8/3![Alaska Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 8/2. 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 9/27:00 am -
2 stops27h 41m
Deal found 8/2![Delta logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 10/197:02 am -
1 stop29h 43m
Deal found 8/2![Alaska Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 9/67:00 am -
2 stops27h 41m
Deal found 8/3![Delta logo]()
$301
This Mytrip deal was found by Cheapflights users on 8/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:34 pm -
1 stop21h 11m
Deal found 8/4![Alaska Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Sun 10/187:02 am -
1 stop29h 43m
Deal found 8/2![Alaska Airlines logo]()
$322
This Booking.com deal was found by Cheapflights users on 8/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:02 am -
1 stop29h 43m
Deal found 8/2![Alaska Airlines logo]()
$330
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Mon 10/57:02 am -
1 stop29h 43m
Deal found 8/4![Alaska Airlines logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 10/217:02 am -
1 stop29h 43m
Deal found 8/4![Alaska Airlines logo]()
$345
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 August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $588 (Booking.com) |
One-way from | $234 (Delta) |
Popular in | July |
Cheapest in | October |
Average price | $484 |
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 August 6, 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
Cheapest round-trip
Long BeachMontreal
LGB Long Beach Municipal - YUL Montreal Pierre Elliott Trudeau Intl
LGBYUL
Long Beach Municipal
Tue 8/25
1:00 pm-11:52 pm
2 stops31h 52m
Montreal Pierre Elliott Trudeau Intl
Fri 9/4
12:47 pm-9:32 pm
2 stops35h 45m
$614
Long BeachMontreal
LGB Long Beach Municipal - YUL Montreal Pierre Elliott Trudeau Intl
LGBYUL
Long Beach Municipal
Mon 8/24
1:00 pm-11:52 pm
2 stops31h 52m
Montreal Pierre Elliott Trudeau Intl
Wed 9/2
6:00 am-9:32 pm
2 stops18h 32m
$649
Long BeachToronto
LGB Long Beach Municipal - YYZ Toronto Pearson Intl
LGBYYZ
Long Beach Municipal
Sat 10/31
7:02 am-5:05 pm
1 stop31h 03m
Toronto Pearson Intl
Tue 11/3
5:15 pm-2:10 pm
1 stop23h 55m
$659
Long BeachMontreal
LGB Long Beach Municipal - YUL Montreal Pierre Elliott Trudeau Intl
LGBYUL
Long Beach Municipal
Wed 8/26
4:50 pm-11:52 pm
2 stops28h 02m
Montreal Pierre Elliott Trudeau Intl
Tue 9/1
7:00 am-9:32 pm
2 stops17h 32m
$686
Long BeachMontreal
LGB Long Beach Municipal - YUL Montreal Pierre Elliott Trudeau Intl
LGBYUL
Long Beach Municipal
Tue 8/25
4:50 pm-11:52 pm
2 stops28h 02m
Montreal Pierre Elliott Trudeau Intl
Thu 9/3
7:00 am-9:32 pm
2 stops17h 32m
$738
Long BeachToronto
LGB Long Beach Municipal - YYZ Toronto Pearson Intl
LGBYYZ
Long Beach Municipal
Mon 9/14
7:02 am-3:45 pm
1 stop29h 43m
Toronto Pearson Intl
Mon 9/21
4:55 pm-8:59 pm
1 stop31h 04m
$777
Long BeachToronto
LGB Long Beach Municipal - YYZ Toronto Pearson Intl
LGBYYZ
Long Beach Municipal
Fri 10/2
7:02 am-3:45 pm
1 stop29h 43m
Toronto Pearson Intl
Sun 10/4
4:55 pm-8:59 pm
1 stop31h 04m
$796
Long BeachToronto
LGB Long Beach Municipal - YYZ Toronto Pearson Intl
LGBYYZ
Long Beach Municipal
Mon 12/14
7:02 am-4:05 pm
1 stop30h 03m
Toronto Pearson Intl
Sun 12/20
5:15 pm-1:58 pm
1 stop23h 43m
$805
Long BeachToronto
LGB Long Beach Municipal - YYZ Toronto Pearson Intl
LGBYYZ
Long Beach Municipal
Thu 9/10
7:02 am-3:45 pm
1 stop29h 43m
Toronto Pearson Intl
Mon 9/14
4:45 pm-2:36 pm
2 stops24h 51m
$823
Long BeachMontreal
LGB Long Beach Municipal - YUL Montreal Pierre Elliott Trudeau Intl
LGBYUL
Long Beach Municipal
Wed 8/26
4:50 pm-11:52 pm
2 stops28h 02m
Montreal Pierre Elliott Trudeau Intl
Thu 9/3
7:00 am-9:32 pm
2 stops17h 32m
$824
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LGB-YUL
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LGB-YTZ
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