$236+ Cheap flights from Ontario to Long Beach (ONT - LGB)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LGB
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Long Beach 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 Ontario to Long Beach
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Cheapest flights from Ontario to Long BeachExplore the most affordable flight options available from Ontario to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
Explore the most affordable flight options available from Ontario to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 11/67:13 pm -
1 stop25h 47m
Mon 11/97:00 am -
1 stop16h 06m
Deal found 10/6![Alaska Airlines logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 10/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop15h 00m
Wed 11/117:00 am -
1 stop8h 13m
Deal found 10/5![Alaska Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 11/712:02 pm -
1 stop8h 58m
Sat 11/147:00 am -
1 stop8h 13m
Deal found 10/10![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop14h 58m
Tue 12/297:00 am -
1 stop16h 56m
Deal found 10/7![Alaska Airlines logo]()
$554
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:59 pm -
1 stop23h 59m
Fri 12/257:00 am -
1 stop8h 05m
Deal found 10/7![Alaska Airlines logo]()
$569
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:02 am -
1 stop8h 08m
Sun 10/257:02 am -
1 stop27h 15m
Deal found 10/7![Alaska Airlines logo]()
$677
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:13 pm -
1 stop6h 46m
Sun 11/17:00 am -
1 stop8h 13m
Deal found 10/9![Alaska Airlines logo]()
$708
This Gotogate deal was found by Cheapflights users on 10/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:13 am -
1 stop26h 57m
Wed 10/217:02 am -
1 stop6h 14m
Deal found 10/7![Alaska Airlines logo]()
$756
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Tue 10/136:02 am -
1 stop14h 57m
Fri 10/233:10 pm -
1 stop8h 32m
Deal found 10/6![Alaska Airlines logo]()
$842
This Priceline deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:02 am -
1 stop8h 08m
Thu 10/223:10 pm -
1 stop8h 32m
Deal found 10/8![Alaska Airlines logo]()
$867
This Alaska Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/1511:13 am -
1 stop9h 46m
Thu 10/223:10 pm -
1 stop8h 32m
Deal found 10/8![Alaska Airlines logo]()
$917
Best flights from Ontario to Long BeachDiscover carefully curated flight deals from Ontario to Long Beach that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
Discover carefully curated flight deals from Ontario to Long Beach that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/67:00 am -
1 stop6h 56m
Tue 2/97:00 am -
1 stop15h 41m
Deal found 10/7![Alaska Airlines logo]()
$283
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 11/67:13 pm -
1 stop25h 47m
Mon 11/97:00 am -
1 stop16h 06m
Deal found 10/6![Alaska Airlines logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 10/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop15h 00m
Wed 11/117:00 am -
1 stop8h 13m
Deal found 10/5![Alaska Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 11/712:02 pm -
1 stop8h 58m
Sat 11/147:00 am -
1 stop8h 13m
Deal found 10/10![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop14h 58m
Tue 12/297:00 am -
1 stop16h 56m
Deal found 10/7![Alaska Airlines logo]()
$554
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:59 pm -
1 stop23h 59m
Tue 12/297:00 am -
1 stop16h 56m
Deal found 10/7![Alaska Airlines logo]()
$554
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:59 pm -
1 stop23h 59m
Fri 12/257:00 am -
1 stop8h 05m
Deal found 10/7![Alaska Airlines logo]()
$569
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop14h 58m
Fri 12/257:00 am -
1 stop8h 05m
Deal found 10/7![Alaska Airlines logo]()
$569
Last-minute flights from Ontario to Long BeachDiscover last-minute flight deals from Ontario to Long Beach. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Long Beach. Data last updated October 10, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:13 pm -
1 stop6h 46m
Tue 10/137:02 am -
1 stop10h 58m
Deal found 10/7![Alaska Airlines logo]()
$951
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Tue 10/136:02 am -
1 stop14h 57m
Fri 10/233:10 pm -
1 stop8h 32m
Deal found 10/6![Alaska Airlines logo]()
$842
This Priceline deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:02 am -
1 stop8h 08m
Thu 10/223:10 pm -
1 stop8h 32m
Deal found 10/8![Alaska Airlines logo]()
$867
This Alaska Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/1511:13 am -
1 stop9h 46m
Thu 10/223:10 pm -
1 stop8h 32m
Deal found 10/8![Alaska Airlines logo]()
$917
This Gotogate deal was found by Cheapflights users on 10/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:13 am -
1 stop26h 57m
Wed 10/217:02 am -
1 stop6h 14m
Deal found 10/7![Alaska Airlines logo]()
$756
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 10/172:13 pm -
1 stop6h 46m
Sun 10/183:10 pm -
1 stop19h 07m
Deal found 10/10![Alaska Airlines logo]()
$1,026
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:02 am -
1 stop8h 08m
Sun 10/257:02 am -
1 stop27h 15m
Deal found 10/7![Alaska Airlines logo]()
$677
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:13 pm -
1 stop6h 46m
Sun 11/17:00 am -
1 stop8h 13m
Deal found 10/9![Alaska Airlines logo]()
$708
This Alaska Airlines deal was found by Cheapflights users on 10/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop15h 00m
Wed 11/117:00 am -
1 stop8h 13m
Deal found 10/5![Alaska Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 11/67:13 pm -
1 stop25h 47m
Mon 11/97:00 am -
1 stop16h 06m
Deal found 10/6![Alaska Airlines logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 11/712:02 pm -
1 stop8h 58m
Sat 11/147:00 am -
1 stop8h 13m
Deal found 10/10![Alaska Airlines logo]()
$468
One-way flights from Ontario to Long BeachSearch for one-way flight options from Ontario to Long Beach. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from Ontario to Long Beach. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 11/266:00 am -
1 stop12h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Alaska Airlines logo]()
$272
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$282
This Priceline deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:02 am -
1 stop8h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Alaska Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:01 pm -
3 stops32h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 10/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:13 pm -
1 stop23h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$516
Find flight deals from Ontario to Long Beach
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Long Beach (LGB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $283 (Alaska Airlines) |
One-way from | $236 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Long Beach 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 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from Ontario to Long Beach that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Thu 11/5
6:00 am-2:07 pm
1 stop8h 07m
Long Beach Municipal
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$236
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Thu 11/26
6:00 am-6:19 pm
1 stop12h 19m
Long Beach Municipal
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$272
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Sun 11/15
6:00 am-2:07 pm
1 stop8h 07m
Long Beach Municipal
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$282
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Sat 2/6
7:00 am-1:56 pm
1 stop6h 56m
Long Beach Municipal
Tue 2/9
7:00 am-10:41 pm
1 stop15h 41m
$283
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Fri 11/6
7:13 pm-9:00 pm
1 stop25h 47m
Long Beach Municipal
Mon 11/9
7:00 am-11:06 pm
1 stop16h 06m
$342
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Fri 10/23
6:02 am-2:10 pm
1 stop8h 08m
Long Beach Municipal
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$397
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Wed 11/4
6:00 am-9:00 pm
1 stop15h 00m
Long Beach Municipal
Wed 11/11
7:00 am-3:13 pm
1 stop8h 13m
$413
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Sat 11/7
12:02 pm-9:00 pm
1 stop8h 58m
Long Beach Municipal
Sat 11/14
7:00 am-3:13 pm
1 stop8h 13m
$468
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Thu 12/24
6:00 am-8:58 pm
1 stop14h 58m
Long Beach Municipal
Tue 12/29
7:00 am-11:56 pm
1 stop16h 56m
$554
OntarioLong Beach
ONT Ontario - LGB Long Beach Municipal
ONTLGB
Ontario
Mon 12/21
8:59 pm-8:58 pm
1 stop23h 59m
Long Beach Municipal
Tue 12/29
7:00 am-11:56 pm
1 stop16h 56m
$554
Showing 1-10 of 12 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Ontario-Long Beach flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Long Beach flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Long Beach flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Long Beach flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Long Beach flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Long Beach
Have a flexible travel schedule? Discover the best time to fly to Long Beach from Ontario with our price prediction graph.
ONT-LGB
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.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Long Beach. 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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