$287+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Jun 6 — Jun 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 7, 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 7, 2026.
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:00 am
LGB
- YUL
2 stops27h 41m
Delta
Tue 7/2112:47 pm
YUL
- LGB
2 stops35h 45m
Delta
Deal found 5/3![Delta logo]()
$638
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:55 pm
LGB
- YUL
2 stops21h 47m
Delta
Wed 7/157:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/3![Delta logo]()
$652
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:55 pm
LGB
- YUL
2 stops21h 47m
Delta
Mon 7/207:00 am
YUL
- LGB
2 stops31h 59m
Delta
Deal found 5/3![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:00 am
LGB
- YUL
2 stops27h 41m
Delta
Sun 7/196:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/3![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:55 pm
LGB
- YUL
2 stops20h 25m
Delta
Tue 7/2112:47 pm
YUL
- LGB
2 stops35h 45m
Delta
Deal found 5/3![Delta logo]()
$685
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:55 pm
LGB
- YUL
2 stops21h 47m
Delta
Sun 7/196:00 am
YUL
- LGB
2 stops18h 32m
Delta
Deal found 5/3![Delta logo]()
$696
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:55 pm
LGB
- YUL
2 stops20h 25m
Delta
Fri 7/177:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/3![Delta logo]()
$699
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Tue 7/2112:47 pm
YUL
- LGB
2 stops35h 45m
Delta
Deal found 5/3![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:00 am
LGB
- YUL
2 stops13h 40m
Delta
Tue 7/2112:47 pm
YUL
- LGB
2 stops35h 45m
Delta
Deal found 5/3![Delta logo]()
$717
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:00 am
LGB
- YUL
2 stops25h 57m
Delta
Mon 6/227:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 5/5![Delta logo]()
$726
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Mon 7/2012:47 pm
YUL
- LGB
2 stops26h 12m
Delta
Deal found 5/3![Delta logo]()
$729
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:00 am
LGB
- YUL
2 stops13h 40m
Delta
Mon 7/207:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/3![Delta logo]()
$731
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 7, 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 7, 2026.
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Wed 7/157:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/3![Delta logo]()
$638
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:00 am
LGB
- YUL
2 stops31h 42m
Delta
Thu 7/1612:47 pm
YUL
- LGB
2 stops30h 19m
Delta
Deal found 5/3![Delta logo]()
$652
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:00 am
LGB
- YUL
2 stops27h 41m
Delta
Mon 7/207:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/3![Delta logo]()
$652
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:00 am
LGB
- YUL
2 stops25h 57m
Delta
Mon 6/227:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 5/5![Delta logo]()
$726
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:55 pm
LGB
- YUL
2 stops27h 47m
Delta
Mon 6/227:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 5/5![Delta logo]()
$756
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Sat 7/182:51 pm
YUL
- LGB
2 stops33h 41m
Delta
Deal found 5/3![Delta logo]()
$790
This Delta deal was found by Cheapflights users on 5/7. 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 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/7![Delta logo]()
$831
This Delta deal was found by Cheapflights users on 5/7. 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
Fri 7/107:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/7![Delta logo]()
$831
This Delta deal was found by Cheapflights users on 5/7. 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 7/17:00 am
LGB
- YUL
2 stops25h 57m
Delta
Tue 7/75:10 pm
YUL
- LGB
2 stops25h 56m
Delta
Deal found 5/7![Delta logo]()
$831
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:00 am
LGB
- YUL
2 stops13h 42m
Delta
Sat 6/277:00 am
YUL
- LGB
2 stops17h 29m
Delta
Deal found 5/6![Delta logo]()
$832
This Delta deal was found by Cheapflights users on 5/7. 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 7/17:00 am
LGB
- YUL
2 stops25h 57m
Delta
Sun 7/127:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 5/7![Delta logo]()
$861
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:55 pm
LGB
- YUL
2 stops27h 45m
Delta
Sat 7/182:51 pm
YUL
- LGB
2 stops33h 41m
Delta
Deal found 5/3![Delta logo]()
$866
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/275:05 pm
LGB
- YYZ
2 stops27h 10m
Delta
Tue 7/74:10 pm
YYZ
- LGB
2 stops22h 49m
Delta
Deal found 5/5![Delta logo]()
$885
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/264:50 pm
LGB
- YYZ
1 stop20h 45m
Delta
Mon 7/66:30 am
YYZ
- LGB
2 stops17h 59m
Delta
Deal found 5/5![Delta logo]()
$929
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:00 pm
LGB
- YYZ
1 stop24h 35m
Delta
Sat 7/46:05 am
YYZ
- LGB
2 stops18h 24m
Delta
Deal found 5/5![Delta logo]()
$929
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:50 pm
LGB
- YYZ
2 stops22h 44m
Delta
Wed 7/17:24 pm
YYZ
- LGB
2 stops23h 46m
Delta
Deal found 5/6![Delta logo]()
$937
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/234:50 pm
LGB
- YYZ
2 stops22h 44m
Delta
Sun 6/286:14 pm
YYZ
- LGB
2 stops20h 48m
Delta
Deal found 5/6![Delta logo]()
$941
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:50 pm
LGB
- YYZ
2 stops15h 45m
Delta
Fri 7/34:10 pm
YYZ
- LGB
2 stops22h 52m
Delta
Deal found 5/6![Delta logo]()
$941
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:54 pm
LGB
- YYZ
1 stop20h 41m
Delta
Sat 5/3012:05 pm
YYZ
- LGB
2 stops12h 38m
Delta
Deal found 5/3![Delta logo]()
$962
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:50 pm
LGB
- YYZ
2 stops15h 45m
Delta
Tue 6/307:24 pm
YYZ
- LGB
2 stops19h 38m
Delta
Deal found 5/6![Delta logo]()
$967
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:44 pm
LGB
- YYZ
2 stops20h 35m
Delta
Fri 5/296:00 am
YYZ
- LGB
2 stops13h 14m
Delta
Deal found 5/3![Delta logo]()
$968
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/277:00 am
LGB
- YYZ
2 stops31h 24m
Delta
Wed 7/17:24 pm
YYZ
- LGB
2 stops23h 46m
Delta
Deal found 5/6![Delta logo]()
$977
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:00 am
LGB
- YYZ
2 stops22h 55m
Delta
Tue 7/75:45 pm
YYZ
- LGB
1 stop21h 14m
Delta
Deal found 5/5![Delta logo]()
$983
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:50 pm
LGB
- YYZ
2 stops15h 45m
Delta
Sat 6/276:15 am
YYZ
- LGB
2 stops18h 14m
Delta
Deal found 5/6![Delta logo]()
$1,016
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated May 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:54 pm
LGB
- YYZ
1 stop20h 41m
Delta
Thu 5/286:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/3![Delta logo]()
$902
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:44 pm
LGB
- YYZ
2 stops26h 03m
Delta
Wed 6/36:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/5![Delta logo]()
$790
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:54 pm
LGB
- YYZ
2 stops15h 42m
Delta
Thu 6/412:05 pm
YYZ
- LGB
2 stops26h 48m
Delta
Deal found 5/6![Delta logo]()
$866
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:44 pm
LGB
- YYZ
2 stops26h 03m
Delta
Fri 6/56:10 am
YYZ
- LGB
2 stops18h 33m
Delta
Deal found 5/5![Delta logo]()
$905
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:44 pm
LGB
- YYZ
2 stops17h 15m
Delta
Thu 6/46:37 pm
YYZ
- LGB
2 stops20h 16m
Delta
Deal found 5/6![Delta logo]()
$872
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:00 am
LGB
- YUL
2 stops25h 57m
Delta
Mon 6/227:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 5/5![Delta logo]()
$726
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:55 pm
LGB
- YUL
2 stops27h 47m
Delta
Mon 6/227:00 am
YUL
- LGB
2 stops36h 10m
Delta
Deal found 5/5![Delta logo]()
$756
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:00 am
LGB
- YUL
2 stops13h 42m
Delta
Sat 6/277:00 am
YUL
- LGB
2 stops17h 29m
Delta
Deal found 5/6![Delta logo]()
$832
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/275:05 pm
LGB
- YYZ
2 stops27h 10m
Delta
Thu 7/92:24 pm
YYZ
- LGB
2 stops28h 42m
Delta
Deal found 5/5![Delta logo]()
$885
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:00 am
LGB
- YYZ
2 stops13h 14m
Delta
Fri 7/36:03 am
YYZ
- LGB
2 stops32h 59m
Delta
Deal found 5/5![Delta logo]()
$883
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:00 am
LGB
- YUL
2 stops13h 28m
Delta
Fri 7/37:00 am
YUL
- LGB
2 stops17h 29m
Delta
Deal found 5/5![Delta logo]()
$758
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:00 am
LGB
- YYZ
2 stops13h 14m
Delta
Fri 7/36:03 am
YYZ
- LGB
2 stops32h 59m
Delta
Deal found 5/5![Delta logo]()
$894
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 7, 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 7, 2026.
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:54 pm
LGB
- YUL
2 stops27h 47m
Delta
Deal found 5/2![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 5/2![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 5/2![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:44 pm
LGB
- YUL
2 stops31h 29m
Delta
Deal found 5/2![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 5/2![Delta logo]()
$346
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:54 pm
LGB
- YUL
2 stops27h 47m
Delta
Deal found 5/2![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 5/2![Delta logo]()
$366
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:00 am
LGB
- YUL
2 stops25h 57m
Delta
Deal found 5/5![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:00 pm
LGB
- YYZ
2 stops29h 55m
Delta
Deal found 5/5![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/612:44 pm
LGB
- YYZ
2 stops19h 37m
Delta
Deal found 5/6![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 5/2![Delta logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 37m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$448
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 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $638 (Delta) |
One-way from | $287 (Delta) |
Popular in | December |
Cheapest in | September |
Average price | $327 |
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 7, 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
Sat 7/11
4:55 pm-11:40 pm
2 stops27h 45m
Montreal Pierre Elliott Trudeau Intl
Wed 7/15
7:00 am-9:32 pm
2 stops17h 32m
$638
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 7/9
7:00 am-5:42 pm
2 stops31h 42m
Montreal Pierre Elliott Trudeau Intl
Thu 7/16
12:47 pm-4:06 pm
2 stops30h 19m
$652
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 7/10
7:00 am-1:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Mon 7/20
7:00 am-9:32 pm
2 stops17h 32m
$652
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 6/18
7:00 am-11:57 am
2 stops25h 57m
Montreal Pierre Elliott Trudeau Intl
Mon 6/22
7:00 am-4:10 pm
2 stops36h 10m
$726
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 6/17
4:55 pm-11:42 pm
2 stops27h 47m
Montreal Pierre Elliott Trudeau Intl
Mon 6/22
7:00 am-4:10 pm
2 stops36h 10m
$756
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 7/10
4:55 pm-11:40 pm
2 stops27h 45m
Montreal Pierre Elliott Trudeau Intl
Sat 7/18
2:51 pm-9:32 pm
2 stops33h 41m
$790
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
7:00 am-9:32 pm
2 stops17h 32m
$831
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
Fri 7/10
7:00 am-9:32 pm
2 stops17h 32m
$831
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 7/1
7:00 am-11:57 am
2 stops25h 57m
Montreal Pierre Elliott Trudeau Intl
Tue 7/7
5:10 pm-4:06 pm
2 stops25h 56m
$831
Quickest round-trip
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sat 6/20
7:00 am-11:42 pm
2 stops13h 42m
Montreal Pierre Elliott Trudeau Intl
Sat 6/27
7:00 am-9:29 pm
2 stops17h 29m
$832
Showing 1-10 of 45 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
Find useful and relevant information for your journey from Long Beach to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights