$119+ Cheap flights from Charlotte to Ontario (CLT - ONT)
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ONT
Jul 19 — Jul 261
Round-trip
1 adult, Economy
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Find cheap flights from Charlotte 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.Cheapflights Tip: The best prices from Charlotte Douglas to Ontario are usually found in September or August, booked 24 days in advance, depart on a Thursday or Monday and return on a Tuesday
Cheap flight deals from Charlotte to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charlotte to OntarioExplore the most affordable flight options available from Charlotte to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 19, 2026.
Explore the most affordable flight options available from Charlotte to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 19, 2026.
This Frontier deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Wed 8/196:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Deal found 6/18![Frontier logo]()
$242
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Tue 8/119:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/17![Frontier logo]()
$244
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Thu 8/139:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/18![Frontier logo]()
$252
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Thu 8/68:17 am
ONT
- CLT
1 stop9h 45m
Frontier
Deal found 6/16![Frontier logo]()
$270
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Wed 8/56:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/17![Frontier logo]()
$272
This Booking.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Sat 8/89:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/16![Frontier logo]()
$273
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Sat 8/89:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/18![Frontier logo]()
$280
This Expedia deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Mon 7/276:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/18![Frontier logo]()
$298
This Frontier deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Sat 7/256:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/18![Frontier logo]()
$299
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Sun 7/199:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$300
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Fri 7/179:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$303
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Fri 7/249:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$304
Best flights from Charlotte to OntarioDiscover carefully curated flight deals from Charlotte to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
Discover carefully curated flight deals from Charlotte to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:10 am
CLT
- ONT
2 stops9h 25m
Southwest
Thu 8/1311:55 pm
ONT
- CLT
1 stop8h 15m
Southwest
Deal found 6/15![Southwest logo]()
$411
This Delta deal was found by Cheapflights users on 6/14. 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 7/174:49 pm
CLT
- ONT
1 stop8h 01m
Delta
Wed 7/2210:00 pm
ONT
- CLT
1 stop7h 49m
Delta
Deal found 6/14![Delta logo]()
$511
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:27 am
CLT
- ONT
2 stops15h 24m
United Airlines
Thu 8/131:18 pm
ONT
- CLT
1 stop7h 08m
United Airlines
Deal found 6/17![United Airlines logo]()
$603
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:10 pm
CLT
- ONT
2 stops10h 10m
Southwest
Mon 8/317:00 am
ONT
- CLT
2 stops8h 40m
Southwest
Deal found 6/15![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 6/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:35 am
CLT
- ONT
1 stop7h 55m
Southwest
Mon 9/75:15 am
ONT
- CLT
2 stops9h 35m
Southwest
Deal found 6/14![Southwest logo]()
$424
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/85:30 am
CLT
- ONT
1 stop8h 08m
Delta
Thu 7/1610:00 pm
ONT
- CLT
1 stop7h 49m
Delta
Deal found 6/16![Delta logo]()
$513
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:35 am
CLT
- ONT
1 stop9h 15m
Southwest
Mon 7/275:50 am
ONT
- CLT
2 stops9h 40m
Southwest
Deal found 6/15![Southwest logo]()
$462
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:30 am
CLT
- ONT
1 stop8h 08m
Delta
Mon 7/2010:00 pm
ONT
- CLT
1 stop7h 49m
Delta
Deal found 6/17![Delta logo]()
$513
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:10 am
CLT
- ONT
1 stop7h 55m
Southwest
Sat 11/288:45 am
ONT
- CLT
1 stop8h 55m
Southwest
Deal found 6/17![Southwest logo]()
$469
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:10 pm
CLT
- ONT
1 stop8h 38m
Delta
Mon 7/2010:00 pm
ONT
- CLT
1 stop7h 49m
Delta
Deal found 6/18![Delta logo]()
$543
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:10 am
CLT
- ONT
1 stop7h 55m
Southwest
Mon 11/306:40 am
ONT
- CLT
2 stops9h 10m
Southwest
Deal found 6/18![Southwest logo]()
$523
Last-minute flights from Charlotte to OntarioDiscover last-minute flight deals from Charlotte to Ontario. Data last updated June 19, 2026 and is based on user searches.
Discover last-minute flight deals from Charlotte to Ontario. Data last updated June 19, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Wed 7/159:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$309
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Wed 7/229:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/18![Frontier logo]()
$312
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Wed 7/1510:49 am
ONT
- CLT
1 stop7h 30m
Frontier
Deal found 6/17![Frontier logo]()
$319
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Fri 7/179:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$303
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Fri 7/249:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$304
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Sun 7/199:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$300
This Frontier deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Sat 7/256:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/18![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Mon 7/276:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/18![Frontier logo]()
$298
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Sat 8/89:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/18![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Thu 8/68:17 am
ONT
- CLT
1 stop9h 45m
Frontier
Deal found 6/16![Frontier logo]()
$270
This Booking.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Wed 8/56:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/17![Frontier logo]()
$272
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Mon 8/39:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/18![Frontier logo]()
$308
One-way flights from Charlotte to OntarioSearch for one-way flight options from Charlotte to Ontario. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
Search for one-way flight options from Charlotte to Ontario. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:21 pm
CLT
- ONT
1 stop9h 34m
Frontier
Deal found 6/18![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:14 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/15![Frontier logo]()
$120
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/18![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:47 pm
CLT
- ONT
1 stop13h 54m
Frontier
Deal found 6/18![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:04 pm
CLT
- ONT
1 stop24h 33m
Frontier
Deal found 6/18![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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.
Tue 9/1512:10 pm
CLT
- ONT
2 stops28h 47m
Frontier
Deal found 6/15![Frontier logo]()
$142
This Super.com deal was found by Cheapflights users on 6/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:14 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/13![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:41 pm
CLT
- ONT
1 stop7h 14m
Frontier
Deal found 6/15![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 6/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/13![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Deal found 6/18![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/15![Frontier logo]()
$153
Find flight deals from Charlotte to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Charlotte (CLT) to Ontario (ONT). 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 June 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Frontier) |
One-way from | $119 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $519 |
Good round-trip deal | $478 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Charlotte 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 June 19, 2026.
Use the filters below to find and compare flights from Charlotte to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Tue 8/4
11:10 am-5:35 pm
2 stops9h 25m
Ontario
Thu 8/13
11:55 pm-11:10 am
1 stop8h 15m
$411
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Wed 7/22
3:10 pm-10:20 pm
2 stops10h 10m
Ontario
Mon 8/31
7:00 am-6:40 pm
2 stops8h 40m
$417
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Thu 9/3
10:35 am-3:30 pm
1 stop7h 55m
Ontario
Mon 9/7
5:15 am-5:50 pm
2 stops9h 35m
$424
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Thu 7/23
7:35 am-1:50 pm
1 stop9h 15m
Ontario
Mon 7/27
5:50 am-6:30 pm
2 stops9h 40m
$462
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Thu 11/12
8:10 am-1:05 pm
1 stop7h 55m
Ontario
Sat 11/28
8:45 am-8:40 pm
1 stop8h 55m
$469
Quickest round-trip
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Fri 7/17
4:49 pm-9:50 pm
1 stop8h 01m
Ontario
Wed 7/22
10:00 pm-8:49 am
1 stop7h 49m
$511
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Wed 7/8
5:30 am-10:38 am
1 stop8h 08m
Ontario
Thu 7/16
10:00 pm-8:49 am
1 stop7h 49m
$513
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Wed 7/15
5:30 am-10:38 am
1 stop8h 08m
Ontario
Mon 7/20
10:00 pm-8:49 am
1 stop7h 49m
$513
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Mon 11/23
8:10 am-1:05 pm
1 stop7h 55m
Ontario
Mon 11/30
6:40 am-6:50 pm
2 stops9h 10m
$523
CharlotteOntario
CLT - ONT
CLTONT
Charlotte Douglas
Fri 7/17
6:10 pm-11:48 pm
1 stop8h 38m
Ontario
Mon 7/20
10:00 pm-8:49 am
1 stop7h 49m
$543
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Charlotte to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charlotte to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Charlotte-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charlotte-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charlotte-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charlotte-Ontario 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 Charlotte-Ontario 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 Charlotte to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Charlotte with our price prediction graph.
CLT-ONT
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 Charlotte to Ontario
Prices
Airlines
More
How far ahead should I book a flight from Charlotte to Ontario?
The best time to book flights from Charlotte to Ontario is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Charlotte to Ontario?
Currently, September is the cheapest month in which you can book a flight from Charlotte to Ontario (average of $348). Flying from Charlotte to Ontario in March is currently the most expensive (average of $523). 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.
What is the cheapest time of day to fly from CLT to ONT?
Find hourly flight availability from Charlotte to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 19, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Charlotte to Ontario as you normally would.
What’s the top layover airport for flights from Charlotte to Ontario?
Share of 1-stop round-trip flights from Charlotte to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 75% of 1-stop itineraries from Charlotte to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from Charlotte to Ontario?
Average round-trip fare for 1-stop flights from Charlotte to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $388.
What’s the fastest layover option from Charlotte to Ontario?
Shortest average travel time for 1-stop one-way flights from Charlotte to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 6h 46m.
Which airport typically offers the quickest layover for flights from Charlotte to Ontario?
Average layover duration for 1-stop one-way flights from Charlotte to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 0h 51m.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 19, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Charlotte to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Crew
8.6
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Charlotte 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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Alternative routes for Charlotte to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charlotte to Ontario by cabin class
Find flights from Charlotte to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 19, 2026.
Charlotte and Ontario flights
Browse other Charlotte and Ontario flight options. Last updated on June 19, 2026.
Other flights from Charlotte
Browse through other flights departing from Charlotte. Flights are based on user searches made on Cheapflights and were last updated on June 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Charlotte to Ontario
Discover the top 6 airlines that operate flights from Charlotte to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$336 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$427 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$316 | Average$525 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$378 | Average$441 | FlexibilityNo cancel fee | On-time62% |