HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$65+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ONT
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from North Carolina 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.

Cheap 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 noviembre 3, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$134
(CheapOair)

One-way from

$65
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$392

Good round-trip deal

$369 or less

Good one-way deal

$497 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. 7% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from North Carolina to Ontario.
Search Deals
Price to beat on a one-way flight from North Carolina to Ontario.
Search Deals

Find 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 noviembre 3, 2025.

This CheapOair deal was found by Cheapflights users on 11/3. 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.
jue. 11/208:30 pmRDU - ONT
1 stop22h 51mFrontier
dom. 12/72:59 pmONT - RDU
1 stop25h 09mFrontier
Deal found 11/3$134
This CheapOair deal was found by Cheapflights users on 11/3. 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.
jue. 12/43:07 pmCLT - ONT
1 stop28h 26mFrontier
dom. 12/72:59 pmONT - CLT
1 stop27h 44mFrontier
Deal found 11/3$134
This Frontier deal was found by Cheapflights users on 11/2. 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.
vie. 12/510:09 amRDU - ONT
1 stop10h 25mFrontier
jue. 12/117:33 pmONT - RDU
1 stop10h 40mFrontier
Deal found 11/2$138
This CheapOair deal was found by Cheapflights users on 11/3. 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.
jue. 12/43:07 pmCLT - ONT
1 stop28h 26mFrontier
jue. 12/1112:04 pmONT - CLT
1 stop25h 45mFrontier
Deal found 11/3$138
This CheapOair deal was found by Cheapflights users on 11/2. 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.
jue. 12/116:26 pmRDU - ONT
1 stop22h 59mFrontier
vie. 1/306:00 amONT - RDU
1 stop9h 41mFrontier
Deal found 11/2$146
This CheapOair deal was found by Cheapflights users on 11/2. 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.
jue. 11/136:00 amRDU - ONT
1 stop7h 34mFrontier
lun. 11/177:54 amONT - RDU
1 stop13h 01mFrontier
Deal found 11/2$176
This CheapOair deal was found by Cheapflights users on 11/2. 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.
jue. 11/136:00 amRDU - ONT
1 stop7h 34mFrontier
dom. 11/167:22 amONT - RDU
1 stop13h 33mFrontier
Deal found 11/2$184
This CheapOair deal was found by Cheapflights users on 11/2. 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.
jue. 11/134:50 pmCLT - ONT
1 stop28h 59mFrontier
dom. 11/161:46 pmONT - CLT
1 stop27h 17mFrontier
Deal found 11/2$184
This Trip.com deal was found by Cheapflights users on 11/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2610:22 pmCLT - ONT
1 stop12h 28mFrontier
jue. 12/412:04 pmONT - CLT
1 stop25h 45mFrontier
Deal found 11/3$188
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
jue. 12/113:07 pmCLT - ONT
1 stop28h 26mFrontier
mié. 12/316:45 amONT - CLT
2 stops22h 47mFrontier
Deal found 11/2$191
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
vie. 12/510:09 amRDU - ONT
1 stop10h 25mFrontier
vie. 12/122:05 pmONT - RDU
2 stops31h 07mFrontier
Deal found 11/1$193
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
dom. 12/145:44 pmCLT - ONT
1 stop23h 41mFrontier
mié. 12/316:45 amONT - CLT
2 stops22h 47mFrontier
Deal found 11/2$195

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 noviembre 3, 2025.
Use the filters below to find and compare flights from North Carolina to Ontario that are best for you.

Fly from

North Carolina

Fly to

Ontario

Route

Depart

Return

Price

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

lun. 12/8

4:52 pm-11:27 am

2 stops21h 35m

Ontario

vie. 12/12

6:15 am-5:02 pm

1 stop7h 47m

$253

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

jue. 12/4

6:15 am-11:02 am

1 stop7h 47m

Ontario

lun. 12/15

10:25 pm-9:54 am

1 stop8h 29m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

mar. 12/9

6:00 pm-11:04 pm

1 stop8h 04m

Ontario

mar. 12/16

10:25 pm-9:54 am

1 stop8h 29m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

jue. 12/4

7:35 pm-11:58 pm

1 stop7h 23m

Ontario

mié. 12/17

10:25 pm-8:57 am

1 stop7h 32m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

lun. 12/8

7:35 pm-11:58 pm

1 stop7h 23m

Ontario

mié. 12/10

10:25 pm-8:57 am

1 stop7h 32m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

mar. 12/9

6:00 pm-11:04 pm

1 stop8h 04m

Ontario

mié. 12/10

10:25 pm-9:54 am

1 stop8h 29m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

jue. 12/4

5:15 am-11:02 am

1 stop8h 47m

Ontario

mié. 12/10

6:00 am-4:44 pm

1 stop7h 44m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

lun. 12/8

7:35 pm-11:58 pm

1 stop7h 23m

Ontario

mar. 12/16

12:12 pm-10:15 pm

1 stop7h 03m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

mié. 12/3

7:35 pm-11:58 pm

1 stop7h 23m

Ontario

lun. 12/15

6:00 am-4:44 pm

1 stop7h 44m

$297

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

vie. 1/23

4:02 pm-9:07 pm

1 stop8h 05m

Ontario

dom. 1/25

10:30 pm-9:23 am

1 stop7h 53m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 60 results
1
2
3
...
6

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, June is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $105). Flying from North Carolina to Ontario in May is currently the most expensive (average of $180). 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 noviembre 3, 2025.

When flying from North Carolina to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight in the morning.

What is the cheapest day to fly from North Carolina to Ontario?

Use this chart to determine the cheapest time to fly round-trip from North Carolina to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their North Carolina to Ontario flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 7h 47m. Delta provides one of the quickest options available for as low as $297. North Carolina and Ontario are separated by a distance of 2185 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

  • 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, June is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $105). Flying from North Carolina to Ontario in May is currently the most expensive (average of $180). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for North Carolina to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
San Francisco to Los Angeles flights
John F Kennedy Intl to San Francisco flights
Seattle to Las Vegas flights
Dallas/Fort Worth to Las Vegas flights
Newark to Los Angeles flights
Seattle to Los Angeles flights
San Francisco to Las Vegas flights
O'Hare Intl to Las Vegas flights
Newark to San Francisco flights
LaGuardia to Los Angeles flights
San Francisco to Ontario flights
Dallas/Fort Worth to Los Angeles flights
Boston to Los Angeles flights
O'Hare Intl to Los Angeles flights
Dulles Intl to Las Vegas flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Boston to Las Vegas flights
Denver to Las Vegas flights
LaGuardia to Las Vegas flights
Seattle to Santa Ana flights
Ontario to San Francisco flights
Los Angeles to San Francisco flights
Los Angeles to Las Vegas flights
Seattle to San Diego flights
Dallas/Fort Worth to San Francisco flights
Minneapolis to Las Vegas flights
Atlanta to Las Vegas flights
O'Hare Intl to San Francisco flights
Baltimore to Los Angeles flights
Hobby to Las Vegas flights
John F Kennedy Intl to San Diego flights
San Francisco to Santa Ana flights
Reagan-National to Las Vegas flights
Seattle to Ontario flights
Baltimore to Las Vegas flights
Orlando to Las Vegas flights
Atlanta to Los Angeles flights
Santa Ana to San Francisco flights
San Jose to Las Vegas flights
LaGuardia to San Francisco flights
Portland to Los Angeles flights
Cleveland to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Detroit to Las Vegas flights
Burbank to Las Vegas flights
Oakland to Las Vegas flights

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 noviembre 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$45Average$263FlexibilityNo cancel feeOn-time65%
FrontierCheapest$159Average$290FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$216Average$435FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$454FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$442FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$293Average$419FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.