$83+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ONT
Sep 13 — Sep 201
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 August 14, 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 August 14, 2026.
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:31 pm -
1 stop28h 30m
Mon 8/319:33 am -
1 stop21h 19m
Deal found 8/13![Frontier logo]()
$168
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:31 pm -
1 stop17h 01m
Mon 8/319:33 am -
1 stop21h 19m
Deal found 8/13![Frontier logo]()
$178
This Booking.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:21 pm -
1 stop9h 29m
Sun 8/239:33 am -
1 stop24h 40m
Deal found 8/12![Frontier logo]()
$184
This Super.com deal was found by Cheapflights users on 8/13. 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 8/245:21 pm -
1 stop9h 29m
Tue 8/257:56 pm -
1 stop17h 30m
Deal found 8/13![Frontier logo]()
$186
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:31 pm -
1 stop17h 01m
Thu 8/279:33 am -
1 stop24h 40m
Deal found 8/13![Frontier logo]()
$188
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:04 pm -
1 stop15h 00m
Mon 8/246:00 am -
1 stop7h 26m
Deal found 8/13![Frontier logo]()
$198
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:02 pm -
1 stop8h 59m
Sun 8/2310:49 am -
1 stop26h 37m
Deal found 8/13![Frontier logo]()
$204
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:04 pm -
1 stop15h 00m
Sun 8/169:36 am -
1 stop24h 17m
Deal found 8/13![Frontier logo]()
$218
This Orbitz deal was found by Cheapflights users on 8/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:47 pm -
1 stop20h 42m
Tue 10/2011:52 am -
1 stop25h 10m
Deal found 8/13![Frontier logo]()
$248
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:56 am -
1 stop8h 56m
Mon 10/128:03 pm -
1 stop12h 02m
Deal found 8/13![Frontier logo]()
$253
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/294:35 pm -
1 stop25h 02m
Thu 11/53:47 pm -
1 stop19h 49m
Deal found 8/13![Frontier logo]()
$258
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 am -
1 stop6h 25m
Sat 9/197:05 am -
1 stop8h 19m
Deal found 8/13![Delta logo]()
$267
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 August 14, 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 August 14, 2026.
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:31 pm -
1 stop17h 01m
Sun 8/239:33 am -
1 stop24h 40m
Deal found 8/13![Frontier logo]()
$178
This KAYAK deal was found by Cheapflights users on 8/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:45 am -
1 stop6h 57m
Fri 8/2812:00 pm -
1 stop8h 57m
Deal found 8/13![Delta logo]()
$318
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:25 pm -
2 stops8h 30m
Tue 9/87:45 am -
2 stops10h 30m
Deal found 8/11![Southwest logo]()
$453
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:44 am -
2 stops12h 17m
Sun 9/137:13 pm -
2 stops12h 11m
Deal found 8/9![United Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:50 am -
1 stop9h 40m
Sat 9/57:05 am -
1 stop8h 16m
Deal found 8/11![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:50 am -
2 stops8h 40m
Thu 10/89:30 pm -
2 stops10h 05m
Deal found 8/9![Southwest logo]()
$477
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:30 pm -
2 stops13h 29m
Wed 9/307:00 am -
1 stop7h 18m
Deal found 8/10![United Airlines logo]()
$588
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:35 am -
2 stops7h 50m
Fri 8/2111:55 pm -
1 stop9h 25m
Deal found 8/12![Southwest logo]()
$584
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:48 am -
1 stop7h 02m
Wed 9/305:00 am -
2 stops13h 15m
Deal found 8/8![United Airlines logo]()
$588
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:05 am -
2 stops15h 48m
Wed 9/21:56 pm -
2 stops28h 45m
Deal found 8/10![United Airlines logo]()
$603
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:20 pm -
1 stop7h 31m
Mon 11/91:35 pm -
2 stops17h 32m
Deal found 8/11![United Airlines logo]()
$604
Last-minute flights from Charlotte to OntarioDiscover last-minute flight deals from Charlotte to Ontario. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Charlotte to Ontario. Data last updated August 14, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:04 pm -
1 stop15h 00m
Fri 8/216:00 am -
1 stop7h 26m
Deal found 8/13![Frontier logo]()
$194
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:04 pm -
1 stop15h 00m
Mon 8/246:00 am -
1 stop7h 26m
Deal found 8/13![Frontier logo]()
$198
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:04 pm -
1 stop15h 00m
Mon 8/179:36 am -
1 stop21h 16m
Deal found 8/13![Frontier logo]()
$218
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:04 pm -
1 stop15h 00m
Wed 8/1910:59 am -
1 stop23h 14m
Deal found 8/13![Frontier logo]()
$220
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:02 pm -
1 stop8h 59m
Sun 8/2310:49 am -
1 stop26h 37m
Deal found 8/13![Frontier logo]()
$204
This Booking.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:21 pm -
1 stop9h 29m
Sun 8/239:33 am -
1 stop24h 40m
Deal found 8/12![Frontier logo]()
$184
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:31 pm -
1 stop17h 01m
Sun 8/239:33 am -
1 stop24h 40m
Deal found 8/13![Frontier logo]()
$178
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:31 pm -
1 stop17h 01m
Thu 8/279:33 am -
1 stop24h 40m
Deal found 8/13![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 8/13. 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 8/245:21 pm -
1 stop9h 29m
Tue 8/257:56 pm -
1 stop17h 30m
Deal found 8/13![Frontier logo]()
$186
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:31 pm -
1 stop28h 30m
Mon 8/319:33 am -
1 stop21h 19m
Deal found 8/13![Frontier logo]()
$168
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:34 pm -
1 stop7h 42m
Thu 9/1011:45 am -
1 stop28h 14m
Deal found 8/13![Frontier logo]()
$248
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 am -
1 stop6h 25m
Sat 9/197:05 am -
1 stop8h 19m
Deal found 8/13![Delta logo]()
$267
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 August 14, 2026.
Search for one-way flight options from Charlotte to Ontario. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This Super.com deal was found by Cheapflights users on 8/13. 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.
Sun 10/47:54 pm -
1 stop6h 53m
Deal found 8/13![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:47 pm -
1 stop10h 03m
Deal found 8/13![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 8/13. 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 8/245:21 pm -
1 stop9h 29m
Deal found 8/13![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 8/13. 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 8/205:31 pm -
1 stop17h 01m
Deal found 8/13![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:41 pm -
1 stop14h 12m
Deal found 8/13![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:15 pm -
2 stops21h 49m
Deal found 8/11![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:53 pm -
2 stops22h 37m
Deal found 8/12![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:40 pm -
2 stops15h 50m
Deal found 8/12![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:42 pm -
2 stops21h 48m
Deal found 8/13![Frontier logo]()
$132
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:30 am -
1 stop8h 36m
Deal found 8/13![Delta logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:11 pm -
2 stops22h 59m
Deal found 8/13![Frontier logo]()
$135
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 August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $168 (Expedia) |
One-way from | $83 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $369 |
Good one-way deal | $357 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 August 14, 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 Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Thu 8/20
5:31 pm-7:32 am
1 stop17h 01m
Ontario
Sun 8/23
9:33 am-1:13 pm
1 stop24h 40m
$178
Quickest round-trip
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Sun 8/23
6:45 am-10:42 am
1 stop6h 57m
Ontario
Fri 8/28
12:00 pm-11:57 pm
1 stop8h 57m
$318
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Sat 9/5
3:25 pm-8:55 pm
2 stops8h 30m
Ontario
Tue 9/8
7:45 am-9:15 pm
2 stops10h 30m
$453
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Thu 9/3
11:50 am-6:30 pm
1 stop9h 40m
Ontario
Sat 9/5
7:05 am-6:21 pm
1 stop8h 16m
$463
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 9/23
6:50 am-12:30 pm
2 stops8h 40m
Ontario
Thu 10/8
9:30 pm-10:35 am
2 stops10h 05m
$477
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Sun 9/6
10:44 am-8:01 pm
2 stops12h 17m
Ontario
Sun 9/13
7:13 pm-10:24 am
2 stops12h 11m
$563
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Mon 8/17
6:35 am-11:25 am
2 stops7h 50m
Ontario
Fri 8/21
11:55 pm-12:20 pm
1 stop9h 25m
$584
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Sat 9/26
12:30 pm-10:59 pm
2 stops13h 29m
Ontario
Wed 9/30
7:00 am-5:18 pm
1 stop7h 18m
$588
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 9/23
8:48 am-12:50 pm
1 stop7h 02m
Ontario
Wed 9/30
5:00 am-9:15 pm
2 stops13h 15m
$588
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Mon 8/31
8:05 am-8:53 pm
2 stops15h 48m
Ontario
Wed 9/2
1:56 pm-9:41 pm
2 stops28h 45m
$603
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 August.
| 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 Accuracy- | Trust Score*1 star | |
| 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
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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 $353). 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 August 14, 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 67% 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 $442.
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 August 14, 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
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
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
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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 August 14, 2026.
Charlotte and Ontario flights
Browse other Charlotte and Ontario flight options. Last updated on August 14, 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 August 14, 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 August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$350 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$293 | Average$445 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$299 | Average$461 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$316 | Average$415 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$462 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$378 | Average$441 | FlexibilityNo cancel fee | On-time62% |