$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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Jul 15 — Jul 221
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 June 15, 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 June 15, 2026.
This Delta deal was found by Cheapflights users on 6/14. 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 7/227:00 am
LGB
- YUL
2 stops25h 56m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 6/14. 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 8/101:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Sat 8/157:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$595
This Delta deal was found by Cheapflights users on 6/14. 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 8/104:50 pm
LGB
- YUL
2 stops27h 50m
Delta
Sun 8/167:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 6/14![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 6/14. 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 8/104:50 pm
LGB
- YUL
2 stops27h 50m
Delta
Thu 8/137:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 6/14. 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 7/201:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$617
This Delta deal was found by Cheapflights users on 6/14. 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 7/217:00 am
LGB
- YUL
2 stops25h 56m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$618
This Delta deal was found by Cheapflights users on 6/14. 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 8/101:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Fri 8/147:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$620
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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 12/23:10 pm
LGB
- YYZ
1 stop21h 29m
Alaska Airlines
Fri 12/44:45 pm
YYZ
- LGB
1 stop31h 14m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$670
This Delta deal was found by Cheapflights users on 6/14. 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 7/211:00 pm
LGB
- YUL
2 stops19h 56m
Delta
Sat 7/257:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$687
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 9/177:02 am
LGB
- YYZ
2 stops19h 43m
Multiple Airlines
Mon 9/214:55 pm
YYZ
- LGB
1 stop24h 41m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$698
This Delta deal was found by Cheapflights users on 6/14. 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 8/97:00 am
LGB
- YUL
2 stops30h 20m
Delta
Wed 8/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$702
This Delta deal was found by Cheapflights users on 6/14. 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 8/117:00 am
LGB
- YUL
2 stops13h 40m
Delta
Sat 8/157:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$703
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 June 15, 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 June 15, 2026.
This Delta deal was found by Cheapflights users on 6/14. 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 7/201:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$617
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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 12/23:10 pm
LGB
- YYZ
1 stop21h 29m
Alaska Airlines
Fri 12/44:45 pm
YYZ
- LGB
1 stop31h 14m
Alaska Airlines
Deal found 6/13![Alaska Airlines logo]()
$670
This Delta deal was found by Cheapflights users on 6/14. 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 7/217:00 am
LGB
- YUL
2 stops25h 56m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$618
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 9/103:34 pm
LGB
- YYZ
1 stop21h 11m
Alaska Airlines
Thu 10/154:55 pm
YYZ
- LGB
1 stop31h 04m
Alaska Airlines
Deal found 6/13![Alaska Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 6/14. 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 8/77:00 am
LGB
- YUL
2 stops27h 41m
Delta
Tue 8/117:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 6/14. 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 8/97:00 am
LGB
- YUL
2 stops30h 20m
Delta
Sun 8/167:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 6/14![Delta logo]()
$727
This Delta deal was found by Cheapflights users on 6/14. 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 7/204:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Mon 7/277:00 am
YUL
- LGB
2 stops36h 06m
Delta
Deal found 6/14![Delta logo]()
$739
This Delta deal was found by Cheapflights users on 6/14. 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 8/97:00 am
LGB
- YUL
2 stops30h 20m
Delta
Fri 8/147:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$743
This Delta deal was found by Cheapflights users on 6/11. 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 7/47:00 am
LGB
- YUL
2 stops13h 28m
Delta
Fri 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/11![Delta logo]()
$745
This Delta deal was found by Cheapflights users on 6/14. 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 8/64:50 pm
LGB
- YUL
2 stops28h 02m
Delta
Thu 8/137:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 6/14. 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 8/51:00 pm
LGB
- YUL
2 stops31h 52m
Delta
Sat 8/157:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$842
This Delta deal was found by Cheapflights users on 6/13. 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 9/231:04 pm
LGB
- YYZ
1 stop24h 35m
Delta
Mon 9/285:49 pm
YYZ
- LGB
1 stop21h 14m
Delta
Deal found 6/13![Delta logo]()
$879
This Delta deal was found by Cheapflights users on 6/15. 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 6/257:00 am
LGB
- YUL
2 stops25h 57m
Delta
Tue 6/3012:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 6/15![Delta logo]()
$887
This Delta deal was found by Cheapflights users on 6/15. 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 6/257:00 am
LGB
- YUL
2 stops25h 57m
Delta
Thu 7/212:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 6/15![Delta logo]()
$934
This Delta deal was found by Cheapflights users on 6/15. 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 6/257:00 am
LGB
- YUL
2 stops25h 57m
Delta
Wed 7/17:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 6/15![Delta logo]()
$969
This Delta deal was found by Cheapflights users on 6/10. 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 7/147:00 am
LGB
- YYZ
2 stops22h 55m
Delta
Mon 7/204:45 pm
YYZ
- LGB
2 stops22h 14m
Delta
Deal found 6/10![Delta logo]()
$999
This Delta deal was found by Cheapflights users on 6/10. 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 7/187:00 am
LGB
- YYZ
2 stops27h 34m
Delta
Mon 7/204:45 pm
YYZ
- LGB
2 stops22h 14m
Delta
Deal found 6/10![Delta logo]()
$1,035
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated June 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/15. 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 6/224:50 pm
LGB
- YUL
2 stops20h 27m
Delta
Tue 6/3012:53 pm
YUL
- LGB
2 stops30h 17m
Delta
Deal found 6/15![Delta logo]()
$828
This Delta deal was found by Cheapflights users on 6/11. 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 7/47:00 am
LGB
- YUL
2 stops13h 28m
Delta
Fri 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/11![Delta logo]()
$745
This Delta deal was found by Cheapflights users on 6/14. 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 7/197:00 am
LGB
- YUL
2 stops25h 56m
Delta
Sat 7/256:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 6/14![Delta logo]()
$704
This Delta deal was found by Cheapflights users on 6/14. 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 7/197:00 am
LGB
- YUL
2 stops25h 56m
Delta
Mon 7/277:00 am
YUL
- LGB
2 stops36h 06m
Delta
Deal found 6/14![Delta logo]()
$727
This Delta deal was found by Cheapflights users on 6/14. 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 7/201:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$617
This Delta deal was found by Cheapflights users on 6/14. 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 7/204:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Sat 7/256:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 6/14![Delta logo]()
$716
This Delta deal was found by Cheapflights users on 6/14. 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 7/204:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Mon 7/277:00 am
YUL
- LGB
2 stops36h 06m
Delta
Deal found 6/14![Delta logo]()
$739
This Delta deal was found by Cheapflights users on 6/14. 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 7/217:00 am
LGB
- YUL
2 stops25h 56m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$618
This Delta deal was found by Cheapflights users on 6/14. 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 7/211:00 pm
LGB
- YUL
2 stops19h 56m
Delta
Sat 7/257:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$687
This Delta deal was found by Cheapflights users on 6/14. 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 7/217:00 am
LGB
- YUL
2 stops25h 56m
Delta
Mon 7/277:00 am
YUL
- LGB
2 stops36h 06m
Delta
Deal found 6/14![Delta logo]()
$710
This Delta deal was found by Cheapflights users on 6/14. 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 7/227:00 am
LGB
- YUL
2 stops25h 56m
Delta
Tue 7/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 6/14![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 6/11. 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 7/291:00 pm
LGB
- YYZ
2 stops29h 55m
Delta
Mon 8/34:45 pm
YYZ
- LGB
2 stops31h 47m
Delta
Deal found 6/11![Delta logo]()
$781
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 June 15, 2026.
Search for one-way flight options from Long Beach to Ontario. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 11/27:02 am
LGB
- YYZ
1 stop29h 33m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 6/14. 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 7/201:00 pm
LGB
- YUL
2 stops31h 40m
Delta
Deal found 6/14![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 6/14. 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 7/211:00 pm
LGB
- YUL
2 stops19h 56m
Delta
Deal found 6/14![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/11. 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 7/104:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Deal found 6/11![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 6/11. 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 7/84:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Deal found 6/11![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 6/14. 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 7/197:00 am
LGB
- YUL
2 stops25h 56m
Delta
Deal found 6/14![Delta logo]()
$346
This Delta deal was found by Cheapflights users on 6/11. 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 7/111:00 pm
LGB
- YUL
2 stops31h 52m
Delta
Deal found 6/11![Delta logo]()
$360
This Delta deal was found by Cheapflights users on 6/11. 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 7/74:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Deal found 6/11![Delta logo]()
$380
This Delta deal was found by Cheapflights users on 6/11. 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 7/61:00 pm
LGB
- YUL
2 stops31h 52m
Delta
Deal found 6/11![Delta logo]()
$407
This Delta deal was found by Cheapflights users on 6/12. 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
LGB
- YYZ
2 stops29h 55m
Delta
Deal found 6/12![Delta logo]()
$410
This Delta deal was found by Cheapflights users on 6/12. 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 8/261:00 pm
LGB
- YYZ
2 stops29h 55m
Delta
Deal found 6/12![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/11. 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 7/97:00 am
LGB
- YUL
2 stops25h 56m
Delta
Deal found 6/11![Delta logo]()
$423
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 June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $583 (Delta) |
One-way from | $317 (Alaska Airlines) |
Popular in | June |
Cheapest in | September |
Average price | $505 |
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 June 15, 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 - YUL
LGBYUL
Long Beach Municipal
Mon 7/20
1:00 pm-11:40 pm
2 stops31h 40m
Montreal Pierre Elliott Trudeau Intl
Tue 7/28
7:00 am-9:32 pm
2 stops17h 32m
$617
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Tue 7/21
7:00 am-11:56 am
2 stops25h 56m
Montreal Pierre Elliott Trudeau Intl
Tue 7/28
7:00 am-9:32 pm
2 stops17h 32m
$618
Long BeachToronto
LGB - YYZ
LGBYYZ
Long Beach Municipal
Wed 12/2
3:10 pm-3:39 pm
1 stop21h 29m
Toronto Pearson Intl
Fri 12/4
4:45 pm-8:59 pm
1 stop31h 14m
$670
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 8/7
7:00 am-1:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Tue 8/11
7:00 am-9:32 pm
2 stops17h 32m
$719
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sun 8/9
7:00 am-4:20 pm
2 stops30h 20m
Montreal Pierre Elliott Trudeau Intl
Sun 8/16
7:00 am-4:10 pm
2 stops36h 10m
$727
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Mon 7/20
4:55 pm-11:40 pm
2 stops27h 45m
Montreal Pierre Elliott Trudeau Intl
Mon 7/27
7:00 am-4:06 pm
2 stops36h 06m
$739
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sun 8/9
7:00 am-4:20 pm
2 stops30h 20m
Montreal Pierre Elliott Trudeau Intl
Fri 8/14
7:00 am-9:32 pm
2 stops17h 32m
$743
Quickest round-trip
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sat 7/4
7:00 am-11:28 pm
2 stops13h 28m
Montreal Pierre Elliott Trudeau Intl
Fri 7/10
7:00 am-9:32 pm
2 stops17h 32m
$745
Long BeachToronto
LGB - YYZ
LGBYYZ
Long Beach Municipal
Thu 9/10
3:34 pm-3:45 pm
1 stop21h 11m
Toronto Pearson Intl
Thu 10/15
4:55 pm-8:59 pm
1 stop31h 04m
$764
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 8/6
4:50 pm-11:52 pm
2 stops28h 02m
Montreal Pierre Elliott Trudeau Intl
Thu 8/13
7:00 am-9:32 pm
2 stops17h 32m
$779
Showing 1-10 of 37 resultsSorted by cheapest first
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.
LGB-YUL
LGB-YYZ
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
LGB-CAON
LGB-YUL
LGB-YYZ
No data available for this route at this time. Please check back soon.
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