$130+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ONT
Sep 28 — Oct 51
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 October, 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 29, 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 29, 2026.
This Frontier deal was found by Cheapflights users on 8/27. 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 9/301:34 pm -
1 stop7h 42m
Mon 10/128:03 pm -
1 stop12h 02m
Deal found 8/27![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 8/27. 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 10/162:13 pm -
1 stop7h 55m
Wed 10/216:15 am -
1 stop6h 47m
Deal found 8/27![Frontier logo]()
$268
This Priceline deal was found by Cheapflights users on 8/25. 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 9/187:54 pm -
1 stop6h 53m
Fri 9/256:15 am -
1 stop9h 44m
Deal found 8/25![Frontier logo]()
$272
This CheapOair deal was found by Cheapflights users on 8/25. 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 9/1512:05 pm -
1 stop7h 41m
Sat 9/1911:45 am -
1 stop28h 14m
Deal found 8/25![Frontier logo]()
$274
This CheapOair deal was found by Cheapflights users on 8/27. 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 10/27:54 pm -
1 stop17h 36m
Mon 10/128:03 pm -
1 stop12h 02m
Deal found 8/27![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 8/26. 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 10/612:05 pm -
1 stop7h 41m
Thu 10/86:47 pm -
1 stop13h 24m
Deal found 8/26![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 8/27. 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 11/54:47 pm -
1 stop10h 04m
Mon 11/98:03 pm -
1 stop11h 57m
Deal found 8/27![Frontier logo]()
$299
This Frontier deal was found by Cheapflights users on 8/26. 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 10/2311:56 am -
1 stop8h 56m
Sun 10/256:47 pm -
1 stop13h 24m
Deal found 8/26![Frontier logo]()
$300
This Frontier deal was found by Cheapflights users on 8/27. 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.
Mon 9/2112:09 pm -
1 stop8h 39m
Sun 9/276:45 pm -
1 stop13h 29m
Deal found 8/27![Frontier logo]()
$306
This Frontier deal was found by Cheapflights users on 8/27. 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 9/257:54 pm -
1 stop6h 53m
Sun 9/276:45 pm -
1 stop13h 29m
Deal found 8/27![Frontier logo]()
$310
This Frontier deal was found by Cheapflights users on 8/29. 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 9/2412:09 pm -
1 stop8h 39m
Mon 9/287:46 pm -
1 stop12h 30m
Deal found 8/29![Frontier logo]()
$312
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 29, 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 29, 2026.
This Southwest deal was found by Cheapflights users on 8/25. 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 12/167:40 am -
1 stop13h 35m
Fri 1/15:55 am -
2 stops9h 05m
Deal found 8/25![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/25. 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 1/134:05 pm -
1 stop7h 15m
Tue 1/196:00 am -
1 stop6h 52m
Deal found 8/25![United Airlines logo]()
$473
This KAYAK deal was found by Cheapflights users on 8/25. 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.
Wed 9/95:50 pm -
1 stop7h 14m
Sat 9/126:00 am -
1 stop7h 40m
Deal found 8/25![Delta logo]()
$487
This Southwest deal was found by Cheapflights users on 8/29. 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 2/257:05 pm -
1 stop8h 00m
Sun 2/285:25 am -
2 stops10h 50m
Deal found 8/29![Southwest logo]()
$474
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/44:20 pm -
1 stop7h 31m
Tue 11/105:00 am -
2 stops12h 54m
Deal found 8/26![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 8/28. 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 12/165:52 pm -
1 stop9h 06m
Fri 1/17:05 am -
1 stop8h 06m
Deal found 8/28![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/25. 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 10/2912:37 pm -
1 stop9h 10m
Sat 10/317:00 am -
1 stop7h 12m
Deal found 8/25![United Airlines logo]()
$511
This Delta deal was found by Cheapflights users on 8/29. 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 10/75:30 am -
1 stop8h 36m
Sat 10/106:00 pm -
2 stops13h 40m
Deal found 8/29![Delta logo]()
$555
This Southwest deal was found by Cheapflights users on 8/25. 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 10/87:40 am -
2 stops9h 20m
Mon 10/129:30 pm -
2 stops10h 10m
Deal found 8/25![Southwest logo]()
$556
This United Airlines deal was found by Cheapflights users on 8/25. 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 stops12h 29m
Thu 10/15:00 am -
1 stop7h 14m
Deal found 8/25![United Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 8/29. 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 9/263:04 pm -
1 stop10h 45m
Tue 9/297:00 am -
1 stop7h 18m
Deal found 8/29![United Airlines logo]()
$561
Last-minute flights from Charlotte to OntarioDiscover last-minute flight deals from Charlotte to Ontario. Data last updated August 29, 2026 and is based on user searches.
Discover last-minute flight deals from Charlotte to Ontario. Data last updated August 29, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/24. 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 9/91:34 pm -
1 stop7h 42m
Wed 9/167:11 pm -
1 stop12h 00m
Deal found 8/24![Frontier logo]()
$314
This CheapOair deal was found by Cheapflights users on 8/25. 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 9/1512:05 pm -
1 stop7h 41m
Sat 9/1911:45 am -
1 stop28h 14m
Deal found 8/25![Frontier logo]()
$274
This Frontier deal was found by Cheapflights users on 8/25. 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 9/1512:05 pm -
1 stop7h 41m
Sun 9/206:45 pm -
1 stop13h 29m
Deal found 8/25![Frontier logo]()
$316
This Priceline deal was found by Cheapflights users on 8/25. 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 9/187:54 pm -
1 stop6h 53m
Fri 9/256:15 am -
1 stop9h 44m
Deal found 8/25![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 8/26. 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 9/1812:09 pm -
1 stop8h 39m
Sun 9/206:15 am -
1 stop9h 44m
Deal found 8/26![Frontier logo]()
$320
This Frontier deal was found by Cheapflights users on 8/27. 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.
Mon 9/2112:09 pm -
1 stop8h 39m
Sun 9/276:45 pm -
1 stop13h 29m
Deal found 8/27![Frontier logo]()
$306
This Frontier deal was found by Cheapflights users on 8/25. 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 9/2412:09 pm -
1 stop8h 39m
Sun 9/277:46 pm -
1 stop11h 25m
Deal found 8/25![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 8/27. 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 9/2512:09 pm -
1 stop8h 39m
Wed 9/307:11 pm -
1 stop12h 00m
Deal found 8/27![Frontier logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 8/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:54 pm -
1 stop6h 53m
Sun 9/276:45 pm -
1 stop13h 29m
Deal found 8/26![Frontier logo]()
$300
This Frontier deal was found by Cheapflights users on 8/27. 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 9/301:34 pm -
1 stop7h 42m
Mon 10/128:03 pm -
1 stop12h 02m
Deal found 8/27![Frontier logo]()
$264
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 29, 2026.
Search for one-way flight options from Charlotte to Ontario. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.
This Super.com deal was found by Cheapflights users on 8/26. 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 10/174:47 pm -
1 stop10h 03m
Deal found 8/26![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 8/25. 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 9/1712:09 pm -
1 stop8h 39m
Deal found 8/25![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 8/27. 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 10/2412:05 pm -
1 stop7h 43m
Deal found 8/27![Frontier logo]()
$132
This Super.com deal was found by Cheapflights users on 8/26. 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.
Fri 9/1812:09 pm -
1 stop8h 39m
Deal found 8/26![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 8/27. 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 9/2512:09 pm -
1 stop8h 39m
Deal found 8/27![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Mon 10/264:47 pm -
1 stop20h 48m
Deal found 8/25![Frontier logo]()
$147
This Super.com deal was found by Cheapflights users on 8/29. 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 9/2212:05 pm -
1 stop7h 41m
Deal found 8/29![Frontier logo]()
$154
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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $264 (Frontier) |
One-way from | $130 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $390 |
Good round-trip deal | $467 or less |
Good one-way deal | $526 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 7,457,451 searches. Data last updated August 29, 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
Wed 12/16
7:40 am-6:15 pm
1 stop13h 35m
Ontario
Fri 1/1
5:55 am-6:00 pm
2 stops9h 05m
$426
Quickest round-trip
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 1/13
4:05 pm-8:20 pm
1 stop7h 15m
Ontario
Tue 1/19
6:00 am-3:52 pm
1 stop6h 52m
$473
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Thu 2/25
7:05 pm-12:05 am
1 stop8h 00m
Ontario
Sun 2/28
5:25 am-7:15 pm
2 stops10h 50m
$474
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 11/4
4:20 pm-8:51 pm
1 stop7h 31m
Ontario
Tue 11/10
5:00 am-8:54 pm
2 stops12h 54m
$478
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 9/9
5:50 pm-10:04 pm
1 stop7h 14m
Ontario
Sat 9/12
6:00 am-4:40 pm
1 stop7h 40m
$487
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 12/16
5:52 pm-11:58 pm
1 stop9h 06m
Ontario
Fri 1/1
7:05 am-6:11 pm
1 stop8h 06m
$489
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Thu 10/29
12:37 pm-6:47 pm
1 stop9h 10m
Ontario
Sat 10/31
7:00 am-5:12 pm
1 stop7h 12m
$511
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Wed 10/7
5:30 am-11:06 am
1 stop8h 36m
Ontario
Sat 10/10
6:00 pm-10:40 am
2 stops13h 40m
$555
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Thu 10/8
7:40 am-2:00 pm
2 stops9h 20m
Ontario
Mon 10/12
9:30 pm-10:40 am
2 stops10h 10m
$556
CharlotteOntario
CLT Charlotte Douglas - ONT Ontario
CLTONT
Charlotte Douglas
Sat 9/26
12:30 pm-9:59 pm
2 stops12h 29m
Ontario
Thu 10/1
5:00 am-3:14 pm
1 stop7h 14m
$558
Showing 1-10 of 22 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
Prices
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 $369). 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 29, 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 29, 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.
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
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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Charlotte and Ontario flights
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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 7,457,451 searches. Data last updated August 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$350 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$293 | Average$468 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$316 | Average$415 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$462 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$327 | Average$465 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$378 | Average$441 | FlexibilityNo cancel fee | On-time62% |