$306+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Jun 13 — Jun 201
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 14, 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 14, 2026.
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 7/37:00 am
LGB
- YUL
2 stops27h 38m
Delta
Thu 7/96:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/12![Delta logo]()
$638
This Delta deal was found by Cheapflights users on 5/9. 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 8/104:56 pm
LGB
- YUL
2 stops28h 03m
Delta
Sat 8/227:00 am
YUL
- LGB
2 stops17h 47m
Delta
Deal found 5/9![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/12. 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.
Sat 7/41:00 pm
LGB
- YUL
2 stops31h 42m
Delta
Wed 7/812:44 pm
YUL
- LGB
2 stops35h 48m
Delta
Deal found 5/12![Delta logo]()
$668
This Delta deal was found by Cheapflights users on 5/12. 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 7/14:50 pm
LGB
- YUL
2 stops28h 05m
Delta
Thu 7/96:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/12![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 5/12. 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.
Sun 7/51:00 pm
LGB
- YUL
2 stops31h 28m
Delta
Thu 7/912:47 pm
YUL
- LGB
2 stops26h 12m
Delta
Deal found 5/12![Delta logo]()
$692
This Delta deal was found by Cheapflights users on 5/9. 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
Wed 8/197:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/9![Delta logo]()
$696
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 7/37:00 am
LGB
- YUL
2 stops27h 38m
Delta
Sun 7/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$698
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/21:00 pm
LGB
- YUL
2 stops31h 55m
Delta
Fri 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 5/12. 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.
Sat 7/41:00 pm
LGB
- YUL
2 stops31h 42m
Delta
Sun 7/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$728
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Wed 10/144:55 pm
YYZ
- LGB
1 stop24h 15m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 5/9. 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 8/237:00 am
YUL
- LGB
2 stops32h 01m
Delta
Deal found 5/9![Delta logo]()
$740
This Delta deal was found by Cheapflights users on 5/12. 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 7/14:50 pm
LGB
- YUL
2 stops28h 05m
Delta
Sun 7/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$742
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 14, 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 14, 2026.
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 7/37:00 am
LGB
- YUL
2 stops27h 38m
Delta
Fri 7/106:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/12![Delta logo]()
$638
This Delta deal was found by Cheapflights users on 5/9. 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 8/147:00 am
LGB
- YUL
2 stops27h 41m
Delta
Thu 8/207:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/9![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/9. 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 39m
Delta
Tue 8/187:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/9![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/9. 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 8/104:56 pm
LGB
- YUL
2 stops28h 03m
Delta
Wed 8/195:10 pm
YUL
- LGB
2 stops31h 22m
Delta
Deal found 5/9![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/9. 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 8/124:56 pm
LGB
- YUL
2 stops28h 03m
Delta
Sat 8/227:00 am
YUL
- LGB
2 stops17h 47m
Delta
Deal found 5/9![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/12. 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.
Sat 7/41:00 pm
LGB
- YUL
2 stops31h 42m
Delta
Sat 7/116:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/12![Delta logo]()
$668
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/21:00 pm
LGB
- YUL
2 stops31h 55m
Delta
Fri 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/21:00 pm
LGB
- YUL
2 stops31h 55m
Delta
Wed 7/87:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 7/21:00 pm
LGB
- YUL
2 stops31h 55m
Delta
Mon 7/136:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/12![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 5/12. 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.
Sat 7/41:00 pm
LGB
- YUL
2 stops31h 42m
Delta
Sun 7/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$728
This Delta deal was found by Cheapflights users on 5/9. 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
Wed 8/197:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/9![Delta logo]()
$740
This Delta deal was found by Cheapflights users on 5/9. 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
Sat 8/227:00 am
YUL
- LGB
2 stops17h 47m
Delta
Deal found 5/9![Delta logo]()
$740
This Delta deal was found by Cheapflights users on 5/13. 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.
Fri 6/57:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Sun 6/72:29 pm
YYZ
- LGB
2 stops24h 33m
Delta
Deal found 5/13![Delta logo]()
$988
This Delta deal was found by Cheapflights users on 5/11. 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.
Sun 5/247:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Tue 6/26:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/11![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 5/11. 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.
Sun 5/247:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Thu 6/46:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/11![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 5/11. 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 6/97:00 am
LGB
- YYZ
2 stops13h 02m
Delta
Mon 6/1512:09 pm
YYZ
- LGB
2 stops12h 20m
Delta
Deal found 5/11![Delta logo]()
$1,006
This Delta deal was found by Cheapflights users on 5/11. 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 5/264:54 pm
LGB
- YYZ
1 stop20h 41m
Delta
Mon 6/17:22 pm
YYZ
- LGB
2 stops29h 21m
Delta
Deal found 5/11![Delta logo]()
$1,009
This Delta deal was found by Cheapflights users on 5/11. 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 5/257:05 am
LGB
- YYZ
2 stops13h 09m
Delta
Thu 6/46:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/11![Delta logo]()
$1,017
This Delta deal was found by Cheapflights users on 5/14. 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 5/294:54 pm
LGB
- YYZ
1 stop20h 41m
Delta
Thu 6/46:30 am
YYZ
- LGB
2 stops18h 13m
Delta
Deal found 5/14![Delta logo]()
$1,021
This Delta deal was found by Cheapflights users on 5/14. 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 5/294:54 pm
LGB
- YYZ
1 stop20h 41m
Delta
Wed 6/35:45 pm
YYZ
- LGB
1 stop25h 29m
Delta
Deal found 5/14![Delta logo]()
$1,035
This Delta deal was found by Cheapflights users on 5/14. 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.
Sat 5/307:05 am
LGB
- YYZ
2 stops26h 14m
Delta
Fri 6/56:30 am
YYZ
- LGB
2 stops18h 13m
Delta
Deal found 5/14![Delta logo]()
$1,050
This Delta deal was found by Cheapflights users on 5/10. 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.
Mon 6/17:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Wed 6/312:09 pm
YYZ
- LGB
2 stops12h 34m
Delta
Deal found 5/10![Delta logo]()
$1,051
This Delta deal was found by Cheapflights users on 5/10. 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 6/27:05 am
LGB
- YYZ
2 stops13h 09m
Delta
Fri 6/55:45 pm
YYZ
- LGB
1 stop21h 08m
Delta
Deal found 5/10![Delta logo]()
$1,079
This Delta deal was found by Cheapflights users on 5/13. 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.
Sun 5/2412:44 pm
LGB
- YYZ
2 stops18h 35m
Delta
Wed 5/275:45 pm
YYZ
- LGB
1 stop21h 08m
Delta
Deal found 5/13![Delta logo]()
$1,137
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated May 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/12. 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 5/277:05 am
LGB
- YYZ
2 stops13h 53m
Delta
Thu 6/46:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/12![Delta logo]()
$946
This Delta deal was found by Cheapflights users on 5/12. 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 5/277:05 am
LGB
- YYZ
2 stops13h 53m
Delta
Sat 5/306:00 am
YYZ
- LGB
2 stops18h 43m
Delta
Deal found 5/12![Delta logo]()
$966
This Delta deal was found by Cheapflights users on 5/12. 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 5/2712:44 pm
LGB
- YYZ
2 stops18h 35m
Delta
Mon 6/15:45 pm
YYZ
- LGB
1 stop25h 29m
Delta
Deal found 5/12![Delta logo]()
$985
This Delta deal was found by Cheapflights users on 5/10. 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.
Thu 5/2812:44 pm
LGB
- YYZ
2 stops26h 03m
Delta
Thu 6/46:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/10![Delta logo]()
$944
This Delta deal was found by Cheapflights users on 5/10. 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.
Thu 5/2812:44 pm
LGB
- YYZ
2 stops26h 03m
Delta
Mon 6/16:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/10![Delta logo]()
$953
This Delta deal was found by Cheapflights users on 5/10. 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 6/27:05 am
LGB
- YYZ
2 stops13h 09m
Delta
Thu 6/49:49 am
YYZ
- LGB
2 stops14h 54m
Delta
Deal found 5/10![Delta logo]()
$982
This Delta deal was found by Cheapflights users on 5/13. 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.
Fri 6/57:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Sun 6/75:45 pm
YYZ
- LGB
1 stop21h 17m
Delta
Deal found 5/13![Delta logo]()
$983
This Delta deal was found by Cheapflights users on 5/10. 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 6/94:55 pm
LGB
- YYZ
2 stops15h 40m
Delta
Fri 6/125:45 pm
YYZ
- LGB
1 stop21h 17m
Delta
Deal found 5/10![Delta logo]()
$947
This Delta deal was found by Cheapflights users on 5/10. 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 6/94:55 pm
LGB
- YYZ
2 stops15h 40m
Delta
Sat 6/1312:09 pm
YYZ
- LGB
2 stops12h 20m
Delta
Deal found 5/10![Delta logo]()
$951
This Delta deal was found by Cheapflights users on 5/12. 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.
Mon 6/227:00 am
LGB
- YUL
2 stops13h 42m
Delta
Mon 6/297:00 am
YUL
- LGB
2 stops17h 29m
Delta
Deal found 5/12![Delta logo]()
$862
This Delta deal was found by Cheapflights users on 5/13. 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.
Tue 6/237:00 am
LGB
- YUL
2 stops13h 42m
Delta
Wed 7/112:53 pm
YUL
- LGB
2 stops11h 36m
Delta
Deal found 5/13![Delta logo]()
$885
This Delta deal was found by Cheapflights users on 5/12. 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 6/307:00 am
LGB
- YUL
2 stops13h 42m
Delta
Thu 7/97:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/12![Delta logo]()
$783
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 14, 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 14, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 10/143:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 5/9. 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 8/104:56 pm
LGB
- YUL
2 stops28h 03m
Delta
Deal found 5/9![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 5/9. 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
Deal found 5/9![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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.
Thu 10/153:10 pm
LGB
- YYZ
1 stop21h 35m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 5/9. 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
Deal found 5/9![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 5/13. 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.
Sat 6/277:00 am
LGB
- YYZ
2 stops13h 14m
Delta
Deal found 5/13![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/14. 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 7/104:55 pm
LGB
- YYZ
2 stops27h 18m
Delta
Deal found 5/14![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 5/10. 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.
Wed 6/101:00 pm
LGB
- YYZ
2 stops16h 55m
Delta
Deal found 5/10![Delta logo]()
$461
This Delta deal was found by Cheapflights users on 5/11. 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 6/57:05 am
LGB
- YYZ
2 stops24h 14m
Delta
Deal found 5/11![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 5/11. 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 6/64:50 pm
LGB
- YYZ
2 stops17h 44m
Delta
Deal found 5/11![Delta logo]()
$473
This Delta deal was found by Cheapflights users on 5/13. 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.
Tue 5/267:05 am
LGB
- YUL
2 stops13h 08m
Delta
Deal found 5/13![Delta logo]()
$732
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 6/187:00 am
LGB
- YUL
2 stops13h 55m
Delta
Deal found 5/12![Delta logo]()
$773
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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $638 (Delta) |
One-way from | $306 (Alaska Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $378 |
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 14, 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 7/3
7:00 am-1:38 pm
2 stops27h 38m
Montreal Pierre Elliott Trudeau Intl
Fri 7/10
6:00 am-9:32 pm
2 stops18h 32m
$638
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 8/14
7:00 am-1:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Thu 8/20
7:00 am-9:32 pm
2 stops17h 32m
$666
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 8/13
4:56 pm-11:35 pm
2 stops27h 39m
Montreal Pierre Elliott Trudeau Intl
Tue 8/18
7:00 am-9:32 pm
2 stops17h 32m
$666
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Mon 8/10
4:56 pm-11:59 pm
2 stops28h 03m
Montreal Pierre Elliott Trudeau Intl
Wed 8/19
5:10 pm-9:32 pm
2 stops31h 22m
$666
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 8/12
4:56 pm-11:59 pm
2 stops28h 03m
Montreal Pierre Elliott Trudeau Intl
Sat 8/22
7:00 am-9:47 pm
2 stops17h 47m
$666
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sat 7/4
1:00 pm-11:42 pm
2 stops31h 42m
Montreal Pierre Elliott Trudeau Intl
Sat 7/11
6:00 am-9:32 pm
2 stops18h 32m
$668
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 7/2
1:00 pm-11:55 pm
2 stops31h 55m
Montreal Pierre Elliott Trudeau Intl
Fri 7/10
7:00 am-9:32 pm
2 stops17h 32m
$712
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 7/2
1:00 pm-11:55 pm
2 stops31h 55m
Montreal Pierre Elliott Trudeau Intl
Wed 7/8
7:00 am-9:32 pm
2 stops17h 32m
$712
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 7/2
1:00 pm-11:55 pm
2 stops31h 55m
Montreal Pierre Elliott Trudeau Intl
Mon 7/13
6:00 am-9:32 pm
2 stops18h 32m
$712
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sat 7/4
1:00 pm-11:42 pm
2 stops31h 42m
Montreal Pierre Elliott Trudeau Intl
Sun 7/12
7:00 am-9:32 pm
2 stops17h 32m
$728
Showing 1-10 of 44 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-YYZ
LGB-YUL
LGB-YTZ
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-YYZ
LGB-YUL
LGB-YTZ
No data available for this route at this time. Please check back soon.
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