$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 21 — Jun 281
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 May 22, 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 May 22, 2026.
This Delta deal was found by Cheapflights users on 5/20. 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 8/134:56 pm
LGB
- YUL
2 stops27h 44m
Delta
Mon 8/316:00 am
YUL
- LGB
2 stops33h 11m
Delta
Deal found 5/20![Delta logo]()
$638
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 5/19![Alaska Airlines logo]()
$660
This Delta deal was found by Cheapflights users on 5/20. 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 8/167:00 am
LGB
- YUL
2 stops30h 20m
Delta
Mon 8/317:00 am
YUL
- LGB
2 stops32h 11m
Delta
Deal found 5/20![Delta logo]()
$668
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 10/143:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Wed 10/214:55 pm
YYZ
- LGB
1 stop24h 15m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$670
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![Delta logo]()
$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![Delta logo]()
$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![Delta logo]()
$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![Delta logo]()
$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![Delta logo]()
$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![Delta logo]()
$738
This Delta deal was found by Cheapflights users on 5/20. 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 8/155:00 pm
LGB
- YUL
2 stops27h 40m
Delta
Fri 8/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/20![Delta logo]()
$742
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![Delta logo]()
$749
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 May 22, 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 May 22, 2026.
This Delta deal was found by Cheapflights users on 5/20. 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 8/144:56 pm
LGB
- YUL
2 stops20h 24m
Delta
Sat 8/297:00 am
YUL
- LGB
2 stops17h 47m
Delta
Deal found 5/20![Delta logo]()
$638
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 5/19![Alaska Airlines logo]()
$660
This Delta deal was found by Cheapflights users on 5/20. 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 8/134:56 pm
LGB
- YUL
2 stops27h 44m
Delta
Mon 8/316:00 am
YUL
- LGB
2 stops33h 11m
Delta
Deal found 5/20![Delta logo]()
$638
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 10/143:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Wed 10/214:55 pm
YYZ
- LGB
1 stop24h 15m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$670
This Delta deal was found by Cheapflights users on 5/20. 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 8/134:56 pm
LGB
- YUL
2 stops27h 44m
Delta
Sun 8/3012:47 pm
YUL
- LGB
2 stops30h 34m
Delta
Deal found 5/20![Delta logo]()
$638
This Delta deal was found by Cheapflights users on 5/20. 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 8/167:00 am
LGB
- YUL
2 stops30h 20m
Delta
Tue 9/17:00 am
YUL
- LGB
2 stops17h 45m
Delta
Deal found 5/20![Delta logo]()
$668
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:34 pm
LGB
- YYZ
1 stop21h 11m
Alaska Airlines
Sun 9/274:55 pm
YYZ
- LGB
1 stop24h 41m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$826
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 6/312:44 pm
LGB
- YUL
2 stops32h 13m
Delta
Sat 6/137:00 am
YUL
- LGB
2 stops32h 02m
Delta
Deal found 5/21![Delta logo]()
$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.
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![Delta logo]()
$738
This Delta deal was found by Cheapflights users on 5/20. 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 8/155:00 pm
LGB
- YUL
2 stops27h 40m
Delta
Sun 8/3012:47 pm
YUL
- LGB
2 stops30h 34m
Delta
Deal found 5/20![Delta logo]()
$742
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
Sun 6/147:00 am
YUL
- LGB
2 stops32h 02m
Delta
Deal found 5/21![Delta logo]()
$749
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![Delta logo]()
$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.
Mon 6/17:05 am
LGB
- YUL
2 stops30h 10m
Delta
Fri 6/1212:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 5/21![Delta logo]()
$820
This Delta deal was found by Cheapflights users on 5/17. 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 7/71:00 pm
LGB
- YYZ
2 stops19h 19m
Delta
Fri 7/106:10 am
YYZ
- LGB
2 stops12h 56m
Delta
Deal found 5/17![Delta logo]()
$827
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.
Sun 6/74:55 pm
LGB
- YUL
2 stops28h 00m
Delta
Fri 6/1212:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 5/21![Delta logo]()
$830
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.
Mon 7/67:00 am
LGB
- YUL
2 stops13h 28m
Delta
Mon 7/137:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/21![Delta logo]()
$866
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.
Tue 8/41:04 pm
LGB
- YYZ
2 stops29h 51m
Delta
Sun 8/94:45 pm
YYZ
- LGB
2 stops22h 16m
Delta
Deal found 5/21![Delta logo]()
$904
This Delta deal was found by Cheapflights users on 5/17. 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 6/194:55 pm
LGB
- YYZ
2 stops15h 40m
Delta
Fri 7/36:05 am
YYZ
- LGB
2 stops18h 24m
Delta
Deal found 5/17![Delta logo]()
$926
This Delta deal was found by Cheapflights users on 5/19. 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 6/307:00 am
LGB
- YYZ
2 stops29h 19m
Delta
Mon 7/66:03 am
YYZ
- LGB
2 stops18h 26m
Delta
Deal found 5/19![Delta logo]()
$928
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated May 22, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated May 22, 2026 and is based on user searches.
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.
Mon 6/17:05 am
LGB
- YUL
2 stops30h 10m
Delta
Fri 6/1212:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 5/21![Delta logo]()
$820
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![Delta logo]()
$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.
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![Delta logo]()
$738
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![Delta logo]()
$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.
Wed 6/34:54 pm
LGB
- YUL
2 stops28h 03m
Delta
Tue 6/912:47 pm
YUL
- LGB
2 stops35h 42m
Delta
Deal found 5/21![Delta logo]()
$816
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![Delta logo]()
$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.
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![Delta logo]()
$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.
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![Delta logo]()
$749
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
Tue 6/97:00 am
YUL
- LGB
2 stops17h 29m
Delta
Deal found 5/21![Delta logo]()
$799
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![Delta logo]()
$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.
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![Delta logo]()
$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.
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![Delta logo]()
$774
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 May 22, 2026.
Search for one-way flight options from Long Beach to Ontario. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$317
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 6/197:00 am
LGB
- YUL
2 stops25h 57m
Delta
Deal found 5/21![Delta logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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
LGB
- YYZ
1 stop29h 43m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 9/137:02 am
LGB
- YYZ
1 stop29h 43m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 5/18. 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 7/284:55 pm
LGB
- YYZ
2 stops24h 10m
Delta
Deal found 5/18![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 5/18. 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
- YYZ
2 stops16h 55m
Delta
Deal found 5/18![Delta logo]()
$387
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.
Sat 7/41:00 pm
LGB
- YYZ
1 stop24h 35m
Delta
Deal found 5/21![Delta logo]()
$398
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.
Sun 7/57:00 am
LGB
- YYZ
2 stops25h 19m
Delta
Deal found 5/21![Delta logo]()
$403
This Delta deal was found by Cheapflights users on 5/19. 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 7/37:00 am
LGB
- YYZ
2 stops25h 19m
Delta
Deal found 5/19![Delta logo]()
$438
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 7/94:55 pm
LGB
- YYZ
1 stop20h 40m
Delta
Deal found 5/21![Delta logo]()
$443
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.
Tue 8/47:00 am
LGB
- YUL
2 stops13h 40m
Delta
Deal found 5/21![Delta logo]()
$496
This Delta deal was found by Cheapflights users on 5/22. 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 9/157:10 am
LGB
- YUL
2 stops13h 00m
Delta
Deal found 5/22![Delta logo]()
$549
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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $638 (Delta) |
One-way from | $317 (Alaska Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $380 |
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 22, 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
Fri 8/14
4:56 pm-4:20 pm
2 stops20h 24m
Montreal Pierre Elliott Trudeau Intl
Sat 8/29
7:00 am-9:47 pm
2 stops17h 47m
$638
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 8/13
4:56 pm-11:40 pm
2 stops27h 44m
Montreal Pierre Elliott Trudeau Intl
Mon 8/31
6:00 am-12:11 pm
2 stops33h 11m
$638
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 8/13
4:56 pm-11:40 pm
2 stops27h 44m
Montreal Pierre Elliott Trudeau Intl
Sun 8/30
12:47 pm-4:21 pm
2 stops30h 34m
$638
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
Sun 8/16
7:00 am-4:20 pm
2 stops30h 20m
Montreal Pierre Elliott Trudeau Intl
Tue 9/1
7:00 am-9:45 pm
2 stops17h 45m
$668
Long BeachToronto
LGB - YYZ
LGBYYZ
Long Beach Municipal
Wed 10/14
3:10 pm-3:45 pm
1 stop21h 35m
Toronto Pearson Intl
Wed 10/21
4:55 pm-2:10 pm
1 stop24h 15m
$670
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 6/3
12:44 pm-11:57 pm
2 stops32h 13m
Montreal Pierre Elliott Trudeau Intl
Sat 6/13
7:00 am-12:02 pm
2 stops32h 02m
$713
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 6/3
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
$738
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sat 8/15
5:00 pm-11:40 pm
2 stops27h 40m
Montreal Pierre Elliott Trudeau Intl
Sun 8/30
12:47 pm-4:21 pm
2 stops30h 34m
$742
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
Showing 1-10 of 36 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.
Related info for your journey
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