$279+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — YYZ
Mar 7 — Mar 141
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 February 5, 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 February 5, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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 5/285:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Sun 5/317:00 am
YUL
- LGB
2 stops36h 16m
Delta
Deal found 2/2![Delta logo]()
$644
This Delta deal was found by Cheapflights users on 2/2. 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 5/285:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Tue 6/27:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$662
This Delta deal was found by Cheapflights users on 2/2. 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 5/315:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Wed 6/312:47 pm
YUL
- LGB
2 stops36h 03m
Delta
Deal found 2/2![Delta logo]()
$680
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Sun 5/317:00 am
YUL
- LGB
2 stops36h 16m
Delta
Deal found 2/2![Delta logo]()
$681
This Delta deal was found by Cheapflights users on 2/2. 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 6/15:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Thu 6/47:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$690
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:46 pm
LGB
- YUL
2 stops31h 55m
Delta
Sat 5/306:00 am
YUL
- LGB
2 stops18h 50m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:05 am
LGB
- YUL
2 stops13h 08m
Delta
Fri 5/157:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/4![Delta logo]()
$746
This Delta deal was found by Cheapflights users on 2/2. 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 5/307:05 am
LGB
- YUL
2 stops37h 52m
Delta
Thu 6/47:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$764
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:00 am
LGB
- YUL
2 stops13h 40m
Delta
Tue 4/77:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 2/4![Delta logo]()
$845
This Delta deal was found by Cheapflights users on 2/5. 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 3/197:00 am
LGB
- YUL
2 stops13h 13m
Delta
Sat 3/287:00 am
YUL
- LGB
2 stops12h 19m
Delta
Deal found 2/5![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 2/2. 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 5/307:05 am
LGB
- YUL
2 stops13h 52m
Delta
Mon 6/17:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$1,025
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
LGB
- YYZ
2 stops12h 54m
Delta
Sun 3/812:15 pm
YYZ
- LGB
2 stops12h 17m
Delta
Deal found 2/2![Delta logo]()
$1,216
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 February 5, 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 February 5, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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 5/285:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Sun 5/317:00 am
YUL
- LGB
2 stops36h 16m
Delta
Deal found 2/2![Delta logo]()
$644
This Delta deal was found by Cheapflights users on 2/2. 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 5/315:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Wed 6/312:47 pm
YUL
- LGB
2 stops36h 03m
Delta
Deal found 2/2![Delta logo]()
$680
This Delta deal was found by Cheapflights users on 2/2. 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 5/315:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Thu 6/412:47 pm
YUL
- LGB
2 stops36h 03m
Delta
Deal found 2/2![Delta logo]()
$680
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Sun 5/317:00 am
YUL
- LGB
2 stops36h 16m
Delta
Deal found 2/2![Delta logo]()
$681
This Delta deal was found by Cheapflights users on 2/2. 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 6/15:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Thu 6/47:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$690
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Thu 6/412:47 pm
YUL
- LGB
2 stops36h 03m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:46 pm
LGB
- YUL
2 stops31h 55m
Delta
Mon 6/16:00 am
YUL
- LGB
2 stops18h 50m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. 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 5/295:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Thu 6/412:47 pm
YUL
- LGB
2 stops30h 29m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. 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 5/295:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Mon 6/112:47 pm
YUL
- LGB
2 stops30h 29m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:46 pm
LGB
- YUL
2 stops31h 55m
Delta
Wed 6/312:47 pm
YUL
- LGB
2 stops36h 03m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. 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 5/295:00 pm
LGB
- YUL
2 stops27h 41m
Delta
Wed 6/36:00 am
YUL
- LGB
2 stops18h 50m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. 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 5/295:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Tue 6/27:10 am
YUL
- LGB
2 stops17h 40m
Delta
Deal found 2/2![Delta logo]()
$700
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
LGB
- YYZ
2 stops12h 54m
Delta
Sun 3/812:15 pm
YYZ
- LGB
2 stops12h 17m
Delta
Deal found 2/2![Delta logo]()
$1,216
This Delta deal was found by Cheapflights users on 2/2. 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 3/197:00 am
LGB
- YYZ
2 stops13h 06m
Delta
Thu 3/267:45 am
YYZ
- LGB
2 stops16h 47m
Delta
Deal found 2/2![Delta logo]()
$1,349
This Delta deal was found by Cheapflights users on 2/3. 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 4/157:00 am
LGB
- YYZ
2 stops13h 10m
Delta
Thu 4/2312:09 pm
YYZ
- LGB
2 stops12h 33m
Delta
Deal found 2/3![Delta logo]()
$1,361
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:45 pm
LGB
- YYZ
2 stops14h 34m
Delta
Fri 5/12:15 pm
YYZ
- LGB
2 stops10h 27m
Delta
Deal found 2/4![Delta logo]()
$1,485
This Delta deal was found by Cheapflights users on 2/3. 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 3/201:05 pm
LGB
- YYZ
2 stops14h 53m
Delta
Fri 3/277:45 am
YYZ
- LGB
2 stops16h 47m
Delta
Deal found 2/3![Delta logo]()
$1,565
This Delta deal was found by Cheapflights users on 2/2. 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 3/24:50 pm
LGB
- YYZ
2 stops15h 17m
Delta
Sun 3/812:15 pm
YYZ
- LGB
2 stops12h 17m
Delta
Deal found 2/2![Delta logo]()
$1,616
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:03 pm
LGB
- YYZ
2 stops15h 16m
Delta
Thu 4/96:00 am
YYZ
- LGB
2 stops13h 19m
Delta
Deal found 2/3![Delta logo]()
$1,839
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:00 am
LGB
- YYZ
2 stops13h 06m
Delta
Sun 3/296:20 am
YYZ
- LGB
2 stops12h 59m
Delta
Deal found 2/4![Delta logo]()
$1,929
Last-minute flights from Long Beach to OntarioDiscover last-minute flight deals from Long Beach to Ontario. Data last updated February 5, 2026 and is based on user searches.
Discover last-minute flight deals from Long Beach to Ontario. Data last updated February 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/2. 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 2/57:00 am
LGB
- YYZ
2 stops12h 42m
Delta
Sun 2/86:30 am
YYZ
- LGB
2 stops12h 37m
Delta
Deal found 2/2![Delta logo]()
$1,315
This Delta deal was found by Cheapflights users on 2/2. 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 2/67:00 am
LGB
- YYZ
2 stops12h 42m
Delta
Sun 2/86:30 am
YYZ
- LGB
2 stops12h 37m
Delta
Deal found 2/2![Delta logo]()
$1,233
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/137:00 am
LGB
- YYZ
2 stops13h 11m
Delta
Mon 2/167:45 am
YYZ
- LGB
2 stops11h 15m
Delta
Deal found 2/4![Delta logo]()
$1,842
This Delta deal was found by Cheapflights users on 2/2. 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 3/24:50 pm
LGB
- YYZ
2 stops15h 17m
Delta
Sun 3/812:15 pm
YYZ
- LGB
2 stops12h 17m
Delta
Deal found 2/2![Delta logo]()
$1,616
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
LGB
- YYZ
2 stops12h 54m
Delta
Sun 3/812:15 pm
YYZ
- LGB
2 stops12h 17m
Delta
Deal found 2/2![Delta logo]()
$1,216
This Delta deal was found by Cheapflights users on 2/5. 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 3/197:00 am
LGB
- YUL
2 stops13h 13m
Delta
Sat 3/287:00 am
YUL
- LGB
2 stops12h 19m
Delta
Deal found 2/5![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 2/2. 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 3/197:00 am
LGB
- YYZ
2 stops13h 06m
Delta
Thu 3/267:45 am
YYZ
- LGB
2 stops16h 47m
Delta
Deal found 2/2![Delta logo]()
$1,349
This Delta deal was found by Cheapflights users on 2/3. 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 3/201:05 pm
LGB
- YYZ
2 stops14h 53m
Delta
Fri 3/277:45 am
YYZ
- LGB
2 stops16h 47m
Delta
Deal found 2/3![Delta logo]()
$1,565
This Delta deal was found by Cheapflights users on 2/3. 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 3/217:00 am
LGB
- YUL
2 stops13h 13m
Delta
Sat 3/287:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 2/3![Delta logo]()
$1,333
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:00 am
LGB
- YYZ
2 stops13h 06m
Delta
Sun 3/296:20 am
YYZ
- LGB
2 stops12h 59m
Delta
Deal found 2/4![Delta logo]()
$1,929
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:00 am
LGB
- YUL
2 stops13h 40m
Delta
Tue 4/77:00 am
YUL
- LGB
2 stops17h 32m
Delta
Deal found 2/4![Delta logo]()
$845
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 February 5, 2026.
Search for one-way flight options from Long Beach to Ontario. Find affordable one-way fares based on user searches. Data last updated February 5, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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 5/145:00 pm
LGB
- YUL
2 stops27h 57m
Delta
Deal found 2/2![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:05 am
LGB
- YUL
2 stops37h 52m
Delta
Deal found 2/2![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:05 am
LGB
- YYZ
2 stops34h 50m
Delta
Deal found 2/2![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 2/2. 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 5/145:00 pm
LGB
- YYZ
2 stops24h 05m
Delta
Deal found 2/2![Delta logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:55 am
LGB
- YYZ
3 stops34h 50m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 2/2. 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 3/197:00 am
LGB
- YYZ
2 stops29h 59m
Delta
Deal found 2/2![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 2/3. 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 2/197:00 am
LGB
- YUL
2 stops13h 26m
Delta
Deal found 2/3![Delta logo]()
$521
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:00 am
LGB
- YYZ
2 stops31h 17m
Delta
Deal found 2/4![Delta logo]()
$582
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/47:00 am
LGB
- YYZ
2 stops35h 54m
Delta
Deal found 2/4![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 2/2. 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 2/157:00 am
LGB
- YYZ
2 stops12h 40m
Delta
Deal found 2/2![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:00 am
LGB
- YUL
2 stops13h 10m
Delta
Deal found 2/1![Delta logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 2/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/158:00 am
LGB
- YUL
3 stops37h 32m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$698
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 February 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $644 (Delta) |
One-way from | $279 (Delta) |
Popular in | December |
Cheapest in | June |
Average price | $305 |
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 February 5, 2026.
Use the filters below to find and compare flights from Long Beach to Ontario that are best for you.
Fly from
Long Beach
Fly to
Ontario
Route
Depart
Return
Price
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Thu 5/28
5:00 pm-11:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Sun 5/31
7:00 am-4:16 pm
2 stops36h 16m
$644
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sun 5/31
5:00 pm-11:57 pm
2 stops27h 57m
Montreal Pierre Elliott Trudeau Intl
Wed 6/3
12:47 pm-9:50 pm
2 stops36h 03m
$680
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Sun 5/31
5:00 pm-11:57 pm
2 stops27h 57m
Montreal Pierre Elliott Trudeau Intl
Thu 6/4
12:47 pm-9:50 pm
2 stops36h 03m
$680
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 5/27
5:00 pm-11:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Sun 5/31
7:00 am-4:16 pm
2 stops36h 16m
$681
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Mon 6/1
5:00 pm-11:57 pm
2 stops27h 57m
Montreal Pierre Elliott Trudeau Intl
Thu 6/4
7:10 am-9:50 pm
2 stops17h 40m
$690
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 5/27
5:00 pm-11:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Thu 6/4
12:47 pm-9:50 pm
2 stops36h 03m
$700
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 5/27
12:46 pm-11:41 pm
2 stops31h 55m
Montreal Pierre Elliott Trudeau Intl
Mon 6/1
6:00 am-9:50 pm
2 stops18h 50m
$700
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 5/29
5:00 pm-11:41 pm
2 stops27h 41m
Montreal Pierre Elliott Trudeau Intl
Thu 6/4
12:47 pm-4:16 pm
2 stops30h 29m
$700
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Fri 5/29
5:00 pm-11:57 pm
2 stops27h 57m
Montreal Pierre Elliott Trudeau Intl
Mon 6/1
12:47 pm-4:16 pm
2 stops30h 29m
$700
Long BeachMontreal
LGB - YUL
LGBYUL
Long Beach Municipal
Wed 5/27
12:46 pm-11:41 pm
2 stops31h 55m
Montreal Pierre Elliott Trudeau Intl
Wed 6/3
12:47 pm-9:50 pm
2 stops36h 03m
$700
Showing 1-10 of 38 results
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
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-YUL
LGB-YYZ
LGB-YTZ
What is the cheapest month to book a flight from Long Beach to Region of Ontario?
Currently, July is the cheapest month in which you can book a flight from Long Beach to Region of Ontario (average of $94). Flying from Long Beach to Region of Ontario in December is currently the most expensive (average of $188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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.
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