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$92+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ONT
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$92
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$386

Good round-trip deal

$344 or less

Good one-way deal

$154 or less
Provider with most accurate pricing for Charlotte Douglas-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-Los Angeles flights.
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From North Carolina to Ontario
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One-way flight from North Carolina to Ontario
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Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from North Carolina to Ontario.
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Price to beat on a one-way flight from North Carolina to Ontario.
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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 March 31, 2025.

This Frontier deal was found by Cheapflights users on 3/30. 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 4/255:49 pmRDU - ONT
1 stop9h 10mFrontier
Sat 4/2612:59 amONT - RDU
1 stop12h 50mFrontier
Deal found 3/30$238
This Frontier deal was found by Cheapflights users on 3/30. 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 4/244:52 pmCLT - ONT
1 stop10h 07mFrontier
Mon 4/2812:59 amONT - CLT
1 stop12h 03mFrontier
Deal found 3/30$238
This Frontier deal was found by Cheapflights users on 3/30. 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 4/174:31 pmTYS - ONT
1 stop10h 28mFrontier
Sat 4/1912:59 amONT - TYS
1 stop11h 47mFrontier
Deal found 3/30$248
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 4/245:24 amTYS - ONT
1 stop7h 30mAmerican Airlines
Sat 4/262:44 pmONT - TYS
1 stop6h 11mAmerican Airlines
Deal found 3/30$289
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 9/67:37 amAVL - ONT
1 stop6h 45mAmerican Airlines
Sat 9/1311:09 pmONT - AVL
1 stop6h 04mAmerican Airlines
Deal found 3/30$289
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:20 amRDU - ONT
1 stop11h 12mAlaska Airlines
Fri 5/96:24 pmONT - RDU
1 stop8h 36mAlaska Airlines
Deal found 3/30$296
This Delta deal was found by Cheapflights users on 3/30. 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 4/3012:55 pmTYS - ONT
2 stops13h 46mDelta
Sat 5/310:15 pmONT - TYS
2 stops10h 48mDelta
Deal found 3/30$299
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/295:27 amGSO - ONT
1 stop8h 30mDelta
Tue 5/612:07 pmONT - GSO
1 stop6h 21mDelta
Deal found 3/30$309
This Delta deal was found by Cheapflights users on 3/30. 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.
Fri 4/186:37 pmAVL - ONT
1 stop6h 59mDelta
Sun 4/205:15 pmONT - AVL
2 stops13h 38mDelta
Deal found 3/30$333
This Delta deal was found by Cheapflights users on 3/30. 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 8/133:30 pmRDU - ONT
1 stop6h 59mDelta
Mon 8/1810:59 pmONT - RDU
1 stop7h 53mDelta
Deal found 3/30$343
This Delta deal was found by Cheapflights users on 3/30. 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 5/217:00 amCLT - ONT
1 stop7h 08mDelta
Mon 6/210:00 pmONT - CLT
1 stop7h 48mDelta
Deal found 3/30$343
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Sun 8/319:15 amTYS - ONT
2 stops11h 14mUnited Airlines
Tue 9/161:00 pmONT - TYS
1 stop6h 16mUnited Airlines
Deal found 3/30$354

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 March 31, 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

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Mon 4/21

5:35 pm-11:59 pm

1 stop9h 24m

Ontario

Sun 4/27

12:59 am-4:49 pm

1 stop12h 50m

$238

CharlotteOntario

CLT - ONT

CLTONT

Charlotte Douglas

Thu 4/24

4:52 pm-11:59 pm

1 stop10h 07m

Ontario

Sun 4/27

7:30 pm-9:51 am

1 stop11h 21m

$238

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Thu 4/17

4:31 pm-11:59 pm

1 stop10h 28m

Ontario

Sat 4/19

12:59 am-3:46 pm

1 stop11h 47m

$248

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Thu 4/24

5:24 am-9:54 am

1 stop7h 30m

Ontario

Sat 4/26

2:44 pm-11:55 pm

1 stop6h 11m

$289

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

Sat 9/6

7:37 am-11:22 am

1 stop6h 45m

Ontario

Sat 9/13

11:09 pm-8:13 am

1 stop6h 04m

$289

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Thu 5/1

7:20 am-3:32 pm

1 stop11h 12m

Ontario

Fri 5/9

6:24 pm-6:00 am

1 stop8h 36m

$296

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Wed 4/30

12:55 pm-11:41 pm

2 stops13h 46m

Ontario

Sat 5/3

10:15 pm-12:03 pm

2 stops10h 48m

$299

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Tue 4/29

5:27 am-10:57 am

1 stop8h 30m

Ontario

Tue 5/6

12:07 pm-9:28 pm

1 stop6h 21m

$309

AshevilleOntario

AVL - ONT

AVLONT

Asheville Regional

Fri 4/18

6:37 pm-10:36 pm

1 stop6h 59m

Ontario

Sun 4/20

5:15 pm-9:53 am

2 stops13h 38m

$333

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Wed 8/13

3:30 pm-7:29 pm

1 stop6h 59m

Ontario

Mon 8/18

10:59 pm-9:52 am

1 stop7h 53m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $246). Flying from North Carolina to Ontario in March is currently the most expensive (average of $326). 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 March 31, 2025.

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 March 31, 2025.

The most flights from USNC to ONT are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 March 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from North Carolina to Ontario to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Hawaiian Airlines
7.9
Good
2,344 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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.

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

    $92 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 Delta, with prices starting from $115 and $139, respectively.

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

    While some choose either Raleigh-Durham - Ontario or Greensboro/H. Point - 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 $287 for a flight from North Carolina to Ontario. The cheapest flight overall is $154 while the most popular route, (Charlotte Douglas - Ontario) is currently priced at $205.

  • 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, August is the cheapest month in which you can book a flight from North Carolina to Ontario (average of $246). Flying from North Carolina to Ontario in March is currently the most expensive (average of $326). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$255FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$204Average$300FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$243Average$498FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$541FlexibilityNo cancel feeOn-time69%
DeltaCheapest$276Average$479FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$328Average$400FlexibilityNo cancel feeOn-time63%
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