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$64+ Cheap flights from Raleigh to Ontario (RDU - 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ONT
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Raleigh-Durham to Ontario are usually found in January or November, booked 23 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Raleigh to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$148
(Frontier)

One-way from

$64
(Frontier)

Popular in

December

Cheapest in

January

Average price

$538
Provider with most accurate pricing for Raleigh-Durham-Ontario flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Ontario flights.
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From Raleigh-Durham to Ontario
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One-way flight from Raleigh-Durham to Ontario
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High demand for flights, 5% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Raleigh to Ontario

Cheapest flights from Raleigh to Ontario
Explore the most affordable flight options available from Raleigh to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/242:24 pmRDU - ONT
1 stop12h 35mFrontier
Wed 1/87:45 amONT - RDU
1 stop29h 32mFrontier
Deal found 12/17$268
This Delta deal was found by Cheapflights users on 12/17. 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 12/242:55 pmRDU - ONT
1 stop7h 46mDelta
Wed 1/81:00 pmONT - RDU
1 stop7h 58mDelta
Deal found 12/17$437
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/244:40 pmRDU - ONT
1 stop8h 49mUnited Airlines
Tue 1/76:15 amONT - RDU
1 stop8h 05mUnited Airlines
Deal found 12/17$451
This Southwest deal was found by Cheapflights users on 12/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/286:25 amRDU - ONT
1 stop9h 15mSouthwest
Wed 1/15:35 amONT - RDU
2 stops8h 45mSouthwest
Deal found 12/17$706
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/215:40 pmRDU - ONT
1 stop7h 22mAmerican Airlines
Sat 1/46:05 amONT - RDU
1 stop9h 31mAmerican Airlines
Deal found 12/17$932
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Sun 12/228:00 amRDU - ONT
2 stops14h 57mAlaska Airlines
Tue 12/3110:40 amONT - RDU
2 stops16h 58mAlaska Airlines
Deal found 12/17$1,082
This Expedia deal was found by Cheapflights users on 12/16. 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 12/177:03 amRDU - ONT
2 stops15h 57mMultiple Airlines
Wed 12/1812:59 amONT - RDU
1 stop7h 20mMultiple Airlines
Deal found 12/16$1,240

Find flights from Raleigh to Ontario within your budget

Customize your flight search to find flights from Raleigh 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Thu 1/23

5:20 pm-11:47 pm

1 stop9h 27m

Ontario

Thu 1/30

6:45 am-4:20 pm

1 stop6h 35m

$148

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Tue 1/28

5:35 pm-10:52 pm

1 stop8h 17m

Ontario

Tue 2/4

6:00 am-5:42 pm

1 stop8h 42m

$346

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Thu 1/23

8:17 am-5:57 pm

2 stops12h 40m

Ontario

Wed 1/29

6:00 am-3:50 pm

1 stop6h 50m

$376

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Sat 2/15

6:35 am-3:55 pm

2 stops12h 20m

Ontario

Sun 2/23

11:55 am-11:45 pm

1 stop8h 50m

$391

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Tue 3/25

5:50 pm-10:39 am

1 stop19h 49m

Ontario

Tue 4/1

6:00 am-4:50 pm

1 stop31h 50m

$402

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Fri 1/31

6:27 am-1:51 pm

1 stop10h 24m

Ontario

Fri 2/7

12:48 pm-10:51 pm

1 stop7h 03m

$415

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Sat 2/15

5:20 pm-12:09 am

1 stop9h 49m

$64

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Tue 12/24

12:50 pm-10:37 pm

2 stops12h 47m

$183

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Tue 3/11

5:50 pm-11:02 am

1 stop20h 12m

$197

RaleighOntario

RDU - ONT

RDUONT

Raleigh-Durham

Thu 4/24

4:23 pm-8:09 pm

1 stop6h 46m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
1
2

Compare providers for flights from Raleigh to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Ontario in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Raleigh 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.

Travel insights for flights from Raleigh to Ontario

Get recent, data-driven insights about flights from Raleigh to Ontario including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Ontario. Price data was last updated on December 13, 2024.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Raleigh to Ontario (average of $236). Flying from Raleigh to Ontario in December is currently the most expensive (average of $298). 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 RDU to ONT?

Find hourly flight availability from Raleigh 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 December 18, 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Raleigh to Ontario by exploring options for tickets in the evening.

What is the cheapest day to fly from Raleigh to Ontario?

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

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

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 December 18, 2024.
Peruse reviews from past customers who have flown with United Airlines, Frontier and Delta from Raleigh to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,848 reviews
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,554 reviews
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,604 reviews
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,055 reviews
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

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

  • What are the cheapest airlines flying from Raleigh to Ontario round-trip?

    Flying on Frontier is currently your cheapest option to Ontario, with prices starting at $148. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $346 and $376, respectively. These flights start at 65% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $64. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from Raleigh to Ontario for a low price.

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

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

  • How can I find direct flights from Raleigh to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Raleigh to Ontario (average of $236). Flying from Raleigh to Ontario in December is currently the most expensive (average of $298). 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 Raleigh 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 Raleigh to Ontario

Discover the top 6 airlines that operate flights from Raleigh 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$151Average$244FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$204Average$300FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$275Average$516FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$316Average$480FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$324Average$453FlexibilityNo cancel feeOn-time63%
DeltaCheapest$336Average$485FlexibilityNo cancel feeOn-timeN/A
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