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$121+ Cheap flights from North Carolina to Ontario (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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ONT
Jul 14 — Jul 211
Tue 7/14
Tue 7/21
1 adult, Economy
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Cheap flight deals from North Carolina to Ontario

Cheapest flights from North Carolina to Ontario
Explore the most affordable flight options available from North Carolina to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.

This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:10 am
TYS
-
ONT
1 stop7h 47m
American Airlines
Wed 11/1812:46 pm
ONT
-
TYS
1 stop8h 06m
American Airlines
Deal found 6/11$233
This Frontier deal was found by Cheapflights users on 6/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:47 pm
CLT
-
ONT
1 stop13h 54m
Frontier
Mon 8/1010:49 am
ONT
-
CLT
1 stop7h 30m
Frontier
Deal found 6/12$242
This Booking.com deal was found by Cheapflights users on 6/12. 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.
Tue 7/1410:20 am
RDU
-
ONT
1 stop24h 12m
Frontier
Wed 7/229:32 am
ONT
-
RDU
1 stop25h 04m
Frontier
Deal found 6/12$252
This CheapOair deal was found by Cheapflights users on 6/12. 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 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 6/12$252
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:20 am
RDU
-
ONT
1 stop24h 12m
Frontier
Wed 7/229:32 am
ONT
-
RDU
1 stop25h 04m
Frontier
Deal found 6/10$256
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:14 pm
CLT
-
ONT
1 stop14h 51m
Frontier
Wed 7/229:32 am
ONT
-
CLT
1 stop24h 21m
Frontier
Deal found 6/10$256
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:20 am
RDU
-
ONT
1 stop24h 12m
Frontier
Tue 8/116:00 am
ONT
-
RDU
1 stop26h 31m
Frontier
Deal found 6/12$257
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:57 pm
CLT
-
ONT
1 stop16h 35m
Frontier
Tue 7/219:32 am
ONT
-
CLT
1 stop24h 21m
Frontier
Deal found 6/9$257
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:20 am
RDU
-
ONT
1 stop24h 12m
Frontier
Wed 7/159:32 am
ONT
-
RDU
1 stop25h 04m
Frontier
Deal found 6/10$258
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:14 pm
CLT
-
ONT
1 stop14h 51m
Frontier
Tue 7/289:32 am
ONT
-
CLT
1 stop24h 21m
Frontier
Deal found 6/10$258
This Booking.com deal was found by Cheapflights users on 6/11. 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 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 6/11$259
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:19 pm
TYS
-
ONT
1 stop16h 45m
Frontier
Wed 7/226:00 am
ONT
-
TYS
1 stop10h 24m
Frontier
Deal found 6/12$260

Find flight deals from North Carolina to Ontario

Keep the following information in mind while searching for North Carolina to Ontario flight deals. Data was last updated June 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Frontier)

One-way from

$121
(Frontier)

Popular in

March

Cheapest in

September

Average price

$461

Good round-trip deal

$478 or less
Provider with most accurate pricing for Raleigh-Durham-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Los Angeles flights.
Search Deals
From North Carolina to Ontario
Search Deals
One-way flight from North Carolina to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from North Carolina to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from North Carolina 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 14, 2026.
Use the filters below to find and compare flights from North Carolina to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Tue 10/27

6:05 am-11:27 am

1 stop8h 22m

Ontario

Mon 11/9

10:59 pm-9:35 am

1 stop7h 36m

$349

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 10/28

3:50 pm-10:14 pm

1 stop9h 24m

Ontario

Thu 11/5

12:00 pm-10:24 pm

1 stop7h 24m

$349

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 10/28

12:49 pm-6:18 pm

1 stop8h 29m

Ontario

Fri 11/6

10:59 pm-9:35 am

1 stop7h 36m

$349

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 10/30

3:50 pm-10:14 pm

1 stop9h 24m

Ontario

Mon 11/9

10:59 pm-9:35 am

1 stop7h 36m

$349

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Thu 8/13

1:45 pm-11:34 pm

2 stops12h 49m

Ontario

Tue 8/18

12:00 pm-10:23 pm

1 stop7h 23m

$354

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Thu 10/29

2:30 pm-6:18 pm

1 stop6h 48m

Ontario

Sat 11/7

12:00 pm-11:46 pm

1 stop8h 46m

$367

Myrtle BeachOntario

MYR - ONT

MYRONT

Myrtle Beach Intl

Tue 7/28

7:00 am-12:40 pm

1 stop8h 40m

Ontario

Tue 8/11

7:00 am-7:20 pm

2 stops9h 20m

$368

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Tue 7/28

6:45 am-12:40 pm

2 stops8h 55m

Ontario

Tue 8/11

7:25 am-6:10 pm

1 stop7h 45m

$374

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Wed 9/23

5:45 am-10:47 am

1 stop8h 02m

Ontario

Mon 9/28

10:00 pm-9:39 am

1 stop8h 39m

$379

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 8/12

6:00 am-10:42 am

1 stop7h 42m

Ontario

Tue 8/18

12:00 pm-10:23 pm

1 stop7h 23m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from North Carolina to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from North Carolina with our price prediction graph.
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 North Carolina to Ontario

What is the cheapest month to book a flight from North Carolina to Ontario?

Currently, January is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $90). Flying from North Carolina to Ontario in February is currently the most expensive (average of $286). 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 NC to ONT?

Find hourly flight availability from North Carolina 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 14, 2026.

When flying from North Carolina to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from North Carolina to Ontario

Explore weekly flight availability from North Carolina to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 14, 2026.

The most flights from USNC to ONT are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from North Carolina to Ontario?

How far ahead should I book a flight from North Carolina to Ontario?

To ensure you get the cheapest price possible for a flight from North Carolina to Ontario, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from North Carolina to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from North Carolina?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from North Carolina to Ontario.

  • How long is the flight from North Carolina to Ontario?

    A quick flight from North Carolina to Ontario can take about 8h 22m. Delta provides one of the quickest options available for as low as $349. North Carolina and Ontario are separated by a distance of 1980 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from North Carolina to Ontario one-way?

    $89 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $133 and $137, respectively.

  • What are the most popular routes from North Carolina to Ontario?

    While some choose either Raleigh-Durham - Ontario or Knoxville McGhee Tyson - Ontario, Charlotte Douglas - Ontario is the most popular route from North Carolina to Ontario.

  • What are the cheapest flights from North Carolina to Ontario?

    On average you can expect to pay $523 for a flight from North Carolina to Ontario. The cheapest flight overall is $443 while the most popular route, (Charlotte Douglas - Ontario) is currently priced at $300.

  • Can I find deals for flights from North Carolina to Ontario that include hotel bookings?

    Yes. In addition to deals on North Carolina to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from North Carolina to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North Carolina to Ontario.

  • Can I find deals for business class flights from North Carolina to Ontario?

    Yes. Cheapflights offers flight deals from North Carolina to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from North Carolina to Ontario?

    Currently, January is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $90). Flying from North Carolina to Ontario in February is currently the most expensive (average of $286). 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.

See more FAQs

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Alternative routes for North Carolina to Ontario

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Top 6 airlines flying from North Carolina to Ontario

Discover the top 6 airlines that operate flights from North Carolina 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 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$159Average$306FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$237Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$285Average$391FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$293Average$455FlexibilityNo cancel feeOn-time63%
DeltaCheapest$293Average$465FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$378Average$441FlexibilityNo cancel feeOn-time62%

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