HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
North Carolina

$68+ Cheap flights from Ontario (ONT) to North Carolina

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — RDU
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to North Carolina 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 Ontario to North Carolina

Keep the following information in mind while searching for Ontario to North Carolina flight deals. Data was last updated January 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$149
(CheapOair)

One-way from

$68
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$451

Good round-trip deal

$538 or less

Good one-way deal

$283 or less
Provider with most accurate pricing for Los Angeles-Raleigh-Durham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Raleigh-Durham flights.
Search Deals
From Ontario to North Carolina
Search Deals
One-way flight from Ontario to North Carolina
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. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Ontario to North Carolina.
Search Deals
Price to beat on a one-way flight from Ontario to North Carolina.
Search Deals

Find flight deals from Ontario to North Carolina

Cheapest flights from Ontario to North Carolina
Explore the most affordable flight options available from Ontario to North Carolina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This CheapOair deal was found by Cheapflights users on 1/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:30 amONT - RDU
1 stop29h 30mFrontier
Sat 2/215:11 pmRDU - ONT
1 stop17h 48mFrontier
Deal found 1/6$149
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Fri 1/306:20 amONT - CLT
1 stop6h 58mFrontier
Sun 2/15:13 pmCLT - ONT
1 stop10h 07mFrontier
Deal found 1/7$150
This Frontier deal was found by Cheapflights users on 1/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:10 amONT - CLT
1 stop7h 08mFrontier
Sat 3/77:23 pmCLT - ONT
1 stop7h 36mFrontier
Deal found 1/8$160
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/296:20 amONT - CLT
2 stops24h 10mFrontier
Mon 2/25:13 pmCLT - ONT
1 stop10h 07mFrontier
Deal found 1/6$162
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/108:36 amONT - RDU
2 stops12h 34mFrontier
Sat 2/145:11 pmRDU - ONT
1 stop9h 48mFrontier
Deal found 1/5$163
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 amONT - CLT
1 stop26h 22mFrontier
Tue 4/712:17 pmCLT - ONT
2 stops31h 41mFrontier
Deal found 1/8$164
This Frontier deal was found by Cheapflights users on 1/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:00 amONT - RDU
1 stop7h 16mFrontier
Sat 2/215:11 pmRDU - ONT
1 stop9h 48mFrontier
Deal found 1/7$164
This Trip.com deal was found by Cheapflights users on 1/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 amONT - CLT
1 stop9h 57mFrontier
Thu 3/55:13 pmCLT - ONT
1 stop9h 46mFrontier
Deal found 1/8$166
This Frontier deal was found by Cheapflights users on 1/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:10 amONT - CLT
1 stop7h 08mFrontier
Mon 3/25:13 pmCLT - ONT
1 stop9h 46mFrontier
Deal found 1/8$170
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 2/187:30 amONT - CLT
2 stops25h 52mFrontier
Mon 2/235:13 pmCLT - ONT
1 stop9h 46mFrontier
Deal found 1/7$174
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:08 pmONT - RDU
1 stop20h 43mFrontier
Sat 2/285:11 pmRDU - ONT
1 stop17h 48mFrontier
Deal found 1/8$175
This Frontier deal was found by Cheapflights users on 1/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:20 amONT - CLT
1 stop6h 58mFrontier
Mon 1/265:13 pmCLT - ONT
1 stop10h 07mFrontier
Deal found 1/6$177

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to North Carolina 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 January 8, 2026.
Use the filters below to find and compare flights from Ontario to North Carolina that are best for you.

Fly from

Ontario

Fly to

North Carolina

Route

Depart

Return

Price

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Tue 2/10

8:36 am-12:10 am

2 stops12h 34m

Raleigh-Durham

Sat 2/14

5:11 pm-11:59 pm

1 stop9h 48m

$163

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 2/19

6:05 am-4:00 pm

1 stop6h 55m

Raleigh-Durham

Sat 2/21

5:11 pm-11:59 pm

1 stop9h 48m

$164

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Fri 1/23

6:20 am-6:44 pm

1 stop9h 24m

Raleigh-Durham

Mon 1/26

7:39 pm-12:20 am

1 stop7h 41m

$177

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 2/12

6:05 am-4:00 pm

1 stop6h 55m

Raleigh-Durham

Sat 2/14

5:11 pm-11:59 pm

1 stop9h 48m

$180

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Sat 2/14

6:00 am-4:16 pm

1 stop7h 16m

Raleigh-Durham

Mon 2/23

5:11 pm-11:59 pm

1 stop9h 48m

$180

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Fri 2/6

6:20 am-6:44 pm

1 stop9h 24m

Raleigh-Durham

Fri 2/13

2:24 pm-11:59 pm

1 stop12h 35m

$187

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Wed 3/4

8:40 am-12:11 am

2 stops12h 31m

Raleigh-Durham

Mon 3/9

6:43 pm-12:01 am

1 stop8h 18m

$213

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Sat 3/7

6:15 am-6:28 pm

1 stop9h 13m

Charlotte Douglas

Wed 3/11

10:42 am-11:59 pm

2 stops40h 17m

$235

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Fri 2/13

9:53 am-9:46 pm

2 stops8h 53m

Raleigh-Durham

Wed 2/18

12:45 pm-6:15 pm

2 stops8h 30m

$248

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Tue 3/24

9:45 pm-11:50 am

2 stops11h 05m

Knoxville McGhee Tyson

Tue 4/7

8:15 am-4:20 pm

1 stop11h 05m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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

Best time to book a flight from Ontario to North Carolina

Have a flexible travel schedule? Discover the best time to fly to North Carolina from Ontario 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 Ontario to North Carolina

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

Currently, February is the cheapest month in which you can book a flight from Ontario to North Carolina (average of $115). Flying from Ontario to North Carolina in April is currently the most expensive (average of $188). 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 ONT to NC?

Find hourly flight availability from Ontario to North Carolina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 8, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to North Carolina as you normally would.

Reviews of airlines servicing North Carolina

Get insights into the airlines that provide service to North Carolina. 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 North Carolina. Reviews last updated January 8, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Ontario to North Carolina. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,025 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,139 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,095 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
3,062 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Ontario to North Carolina. 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 from for flights from Ontario to North Carolina?

    For a flight from Ontario to North Carolina, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

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

    Departing from Ontario to North Carolina will take you 6h 45m. There are 1897 mi between Ontario and North Carolina. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Ontario to North Carolina are Frontier ($70), United Airlines ($118), and Delta ($138).

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

    Most travelers choose Ontario - Charlotte Douglas, Ontario - Raleigh-Durham or Ontario - Norfolk when deciding on the best route from Ontario to North Carolina.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to North Carolina 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 Ontario to North Carolina?

    Currently, February is the cheapest month in which you can book a flight from Ontario to North Carolina (average of $115). Flying from Ontario to North Carolina in April is currently the most expensive (average of $188). 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 Ontario to North Carolina

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
San Francisco to Ontario flights
Los Angeles to Seattle flights
San Francisco to Las Vegas flights
Los Angeles to Newark flights
Los Angeles to Honolulu flights
San Jose to Los Angeles flights
San Francisco to Santa Ana flights
Los Angeles to Las Vegas flights
Los Angeles to LaGuardia flights
Los Angeles to Miami flights
San Francisco to John F Kennedy Intl flights
San Francisco to Los Angeles flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to Orlando flights
Burbank to Las Vegas flights
Ontario to San Francisco flights
Santa Ana to Las Vegas flights
Los Angeles to San Francisco flights
Santa Ana to San Francisco flights
San Francisco to Dallas/Fort Worth flights
Los Angeles to Fort Lauderdale flights
Los Angeles to Salt Lake City flights
Los Angeles to O'Hare Intl flights
San Francisco to Newark flights
San Francisco to Honolulu flights
San Francisco to Sky Harbor Intl flights
Los Angeles to Reagan-National flights
San Francisco to LaGuardia flights
Los Angeles to San Jose flights
Ontario to Seattle flights
San Francisco to O'Hare Intl flights
Los Angeles to Dulles Intl flights
Los Angeles to Denver flights
Los Angeles to Boston flights
Sacramento to Las Vegas flights
San Francisco to San Diego flights
San Jose to Las Vegas flights
San Francisco to Seattle flights
Los Angeles to Baltimore flights
Los Angeles to Atlanta flights
Ontario to Las Vegas flights
Santa Ana to Dallas/Fort Worth flights
Los Angeles to New Orleans flights
San Francisco to Burbank flights
Los Angeles to Hobby flights
Ontario to Sky Harbor Intl flights
Los Angeles to Nashville flights
San Francisco to Miami flights
Los Angeles to Kahului flights

Top 5 airlines flying from Ontario to North Carolina

Discover the top 5 airlines that operate flights from Ontario to North Carolina. 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$265FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$208Average$401FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$428FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$245Average$501FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$464FlexibilityNo 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.