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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ONT
May 9 — May 161
Sat 5/9
Sat 5/16
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

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 April 9, 2026.

This Trip.com deal was found by Cheapflights users on 4/6. 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.
Mon 5/47:45 pm
RDU
-
ONT
1 stop7h 10m
Frontier
Mon 5/116:00 am
ONT
-
RDU
1 stop27h 28m
Frontier
Deal found 4/6$148
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/309:49 pm
RDU
-
ONT
1 stop12h 42m
Frontier
Tue 5/510:50 am
ONT
-
RDU
1 stop22h 38m
Frontier
Deal found 4/6$151
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/131:23 pm
RDU
-
ONT
1 stop13h 26m
Frontier
Fri 5/156:00 am
ONT
-
RDU
1 stop27h 28m
Frontier
Deal found 4/7$158
This Expedia deal was found by Cheapflights users on 4/6. 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.
Tue 4/287:35 pm
RDU
-
ONT
1 stop7h 20m
Frontier
Tue 5/56:00 am
ONT
-
RDU
1 stop27h 28m
Frontier
Deal found 4/6$160
This Expedia deal was found by Cheapflights users on 4/6. 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 4/297:49 pm
CLT
-
ONT
1 stop7h 06m
Frontier
Sun 5/312:59 am
ONT
-
CLT
1 stop13h 24m
Frontier
Deal found 4/6$160
This Booking.com deal was found by Cheapflights users on 4/6. 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 5/61:23 pm
RDU
-
ONT
1 stop13h 26m
Frontier
Mon 5/116:00 am
ONT
-
RDU
1 stop27h 28m
Frontier
Deal found 4/6$162
This Booking.com deal was found by Cheapflights users on 4/6. 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 4/287:35 pm
RDU
-
ONT
1 stop7h 20m
Frontier
Wed 4/2912:59 am
ONT
-
RDU
1 stop17h 05m
Frontier
Deal found 4/6$167
This CheapOair deal was found by Cheapflights users on 4/4. 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 5/88:32 pm
TYS
-
ONT
1 stop16h 33m
Frontier
Mon 5/116:00 am
ONT
-
TYS
1 stop10h 33m
Frontier
Deal found 4/4$171
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:23 pm
RDU
-
ONT
1 stop23h 42m
Frontier
Sat 5/96:00 am
ONT
-
RDU
1 stop27h 28m
Frontier
Deal found 4/8$171
This Booking.com deal was found by Cheapflights users on 4/6. 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.
Thu 5/2112:26 pm
RDU
-
ONT
1 stop14h 23m
Frontier
Mon 5/258:06 pm
ONT
-
RDU
1 stop14h 31m
Frontier
Deal found 4/6$172
This Booking.com deal was found by Cheapflights users on 4/6. 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.
Thu 4/308:17 pm
CLT
-
ONT
1 stop23h 21m
Frontier
Fri 5/112:59 am
ONT
-
CLT
1 stop12h 57m
Frontier
Deal found 4/6$172
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/29:49 pm
RDU
-
ONT
1 stop12h 37m
Frontier
Tue 5/510:50 am
ONT
-
RDU
1 stop22h 38m
Frontier
Deal found 4/6$173

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 April 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$148
(Trip.com)

One-way from

$65
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$408

Good round-trip deal

$473 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. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 9, 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

NorfolkOntario

ORF - ONT

ORFONT

Norfolk

Fri 5/1

10:05 am-3:15 pm

1 stop8h 10m

Ontario

Sun 5/10

9:55 pm-9:25 am

1 stop8h 30m

$297

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Sun 5/24

6:00 am-12:19 pm

2 stops9h 19m

Ontario

Wed 5/27

5:50 pm-8:42 am

2 stops11h 52m

$307

JacksonvilleOntario

OAJ - ONT

OAJONT

Jacksonville Albert J Ellis

Wed 5/6

5:40 am-11:36 am

1 stop8h 56m

Ontario

Wed 5/13

12:08 pm-10:04 pm

1 stop6h 56m

$357

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Tue 5/12

5:39 pm-10:35 pm

1 stop7h 56m

Ontario

Tue 5/19

6:59 pm-11:58 am

2 stops13h 59m

$382

JacksonvilleOntario

OAJ - ONT

OAJONT

Jacksonville Albert J Ellis

Tue 5/5

12:05 pm-6:33 pm

1 stop9h 28m

Ontario

Tue 5/12

9:50 am-10:04 pm

2 stops9h 14m

$382

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Sat 4/25

5:19 am-12:14 pm

2 stops9h 55m

Ontario

Sat 5/2

12:49 pm-11:55 pm

1 stop8h 06m

$388

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

Fri 8/7

5:04 pm-9:44 pm

1 stop7h 40m

Ontario

Fri 8/14

10:59 pm-10:42 am

1 stop8h 43m

$389

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

Thu 8/6

5:04 pm-9:44 pm

1 stop7h 40m

Ontario

Thu 8/13

5:05 pm-9:21 am

2 stops13h 16m

$394

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

Wed 6/24

5:30 pm-11:59 pm

1 stop9h 29m

Ontario

Mon 6/29

10:00 pm-8:27 am

1 stop7h 27m

$402

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Thu 8/20

12:30 pm-6:01 pm

1 stop8h 31m

Ontario

Tue 8/25

12:00 pm-10:02 pm

1 stop7h 02m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 60 resultsSorted by cheapest first
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, March is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $96). Flying from North Carolina to Ontario in December is currently the most expensive (average of $232). 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 April 9, 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.

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

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 10m. Southwest provides one of the quickest options available for as low as $302. North Carolina and Ontario are separated by a distance of 2318 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?

    $78 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $128 and $133, respectively.

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

    While some choose either Charlotte Douglas - Ontario or Norfolk - Ontario, Raleigh-Durham - 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, March is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $96). Flying from North Carolina to Ontario in December is currently the most expensive (average of $232). 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.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
Seattle to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
Seattle to Los Angeles flights
O'Hare Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
Newark to Los Angeles flights
San Francisco to Las Vegas flights
Newark to Las Vegas flights
San Francisco to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
Dulles Intl to Las Vegas flights
LaGuardia to Los Angeles flights
Denver to Las Vegas flights
LaGuardia to Las Vegas flights
Los Angeles to San Francisco flights
San Francisco to Santa Ana flights
Atlanta to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
San Francisco to Ontario flights
Seattle to San Francisco flights
Los Angeles to Las Vegas flights
Boston to Las Vegas flights
Ontario to San Francisco flights
Detroit to Las Vegas flights
Minneapolis to Las Vegas flights
Dulles Intl to Los Angeles flights
Baltimore to Los Angeles flights
Reagan-National to Los Angeles flights
Burbank to Las Vegas flights
Boston to Los Angeles flights
Reagan-National to Las Vegas flights
Baltimore to Las Vegas flights
O'Hare Intl to Los Angeles flights
Atlanta to Los Angeles flights
O'Hare Intl to San Francisco flights
Seattle to Ontario flights
Boston to San Francisco flights
San Francisco to San Diego flights
San Jose to Las Vegas flights
San Jose to Los Angeles flights
Seattle to San Diego flights
Hobby to Los Angeles flights
Portland to Las Vegas flights
Santa Ana to San Francisco flights
Hobby to Las Vegas flights
Orlando 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 April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$45Average$263FlexibilityNo cancel feeOn-time65%
FrontierCheapest$159Average$296FlexibilityNo cancel feeOn-time62%
DeltaCheapest$216Average$419FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$463FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$285Average$433FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$293Average$441FlexibilityNo 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.
Site
©2026 Cheapflights