What is the cheapest airline that flies from Ontario to Raleigh-Durham?

Delta is the most popular carrier operating from Ontario to Raleigh-Durham

Which airport is the most popular layover for flights between Ontario and Raleigh?

Denver (DEN) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Ontario to Raleigh?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 6h 00m.

Which layover airport offers the lowest fares from Ontario to Raleigh?

Flights via Houston (IAH) offer the lowest average round-trip price of $250.

What airlines fly to Raleigh?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Raleigh from Ontario according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Raleigh. Keep in mind that there are 8 different airlines that fly to Raleigh on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Ontario to Raleigh?

Charlotte (CLT) has the shortest average layover time for this route: 1h 14m.

When did momondo last update prices for flights from Ontario Airport to Raleigh-Durham Airport?

Prices for flights from Ontario Airport to Raleigh-Durham Airport are updated daily.

How many operators does momondo search for flights from Ontario Airport to Raleigh-Durham Airport?

As of October 2026, there are 6 operators available to choose from for flights from Ontario Airport to Raleigh-Durham Airport.

How old do you have to be to fly from Ontario Airport to Raleigh-Durham Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Raleigh-Durham Airport.

What documentation or ID do you need to fly to Raleigh-Durham Airport?

The necessary travel and health documents for your Raleigh-Durham Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$109 Cheap Flights from Ontario to Raleigh in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Raleigh

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6:25 am - 5:38 pmONT Ontario-RDU Raleigh-Durham

8h 13m1 stop Denver Intl

12:51 pm - 7:08 pmRDU Raleigh-Durham-ONT Ontario

9h 17m1 stop Dallas/Fort Worth

$144Frontier

Wed, Oct 28 - Thu, Nov 12

6:15 am - 4:24 pmONT Ontario-RDU Raleigh-Durham

7h 09m1 stop Denver Intl

12:51 pm - 7:08 pmRDU Raleigh-Durham-ONT Ontario

9h 17m1 stop Dallas/Fort Worth

$175Frontier

Sat, Oct 24 - Thu, Nov 12

6:30 am - 5:38 pmONT Ontario-RDU Raleigh-Durham

8h 08m1 stop Denver Intl

7:05 am - 5:23 pmRDU Raleigh-Durham-ONT Ontario

13h 18m2 stops Orlando Houston George Bush Intcntl

$295Multiple Airlines

Wed, Nov 18 - Mon, Nov 23

6:00 am - 4:06 pmONT Ontario-RDU Raleigh-Durham

7h 06m1 stop Denver Intl

6:47 pm - 10:38 amRDU Raleigh-Durham-ONT Ontario

18h 51m1 stop Seattle/Tacoma Intl

$336Multiple Airlines

Wed, Dec 2 - Wed, Jan 6

12:30 pm - 12:45 amONT Ontario-RDU Raleigh-Durham

9h 15m1 stop Austin Bergstrom

5:15 pm - 9:45 pmRDU Raleigh-Durham-ONT Ontario

7h 30m1 stop Denver Intl

$357Southwest

Wed, Dec 23 - Wed, Jan 6

12:30 pm - 10:30 pmONT Ontario-RDU Raleigh-Durham

7h 00m1 stop Houston Hobby

12:45 pm - 5:40 pmRDU Raleigh-Durham-ONT Ontario

7h 55m1 stop Phoenix Sky Harbor Intl

$357Southwest

Fri, Dec 25 - Fri, Jan 1

6:00 am - 3:56 pmONT Ontario-RDU Raleigh-Durham

6h 56m1 stop Dallas/Fort Worth

6:00 am - 11:52 amRDU Raleigh-Durham-ONT Ontario

8h 52m1 stop Dallas/Fort Worth

$357American Airlines

Tue, Nov 10 - Tue, Nov 17

10:30 pm - 9:17 amONT Ontario-RDU Raleigh-Durham

7h 47m1 stop Charlotte Douglas

4:46 pm - 10:57 pmRDU Raleigh-Durham-ONT Ontario

9h 11m1 stop Dallas/Fort Worth

$357American Airlines

Mon, Nov 2 - Tue, Nov 10

1:11 pm - 11:53 pmONT Ontario-RDU Raleigh-Durham

7h 42m1 stop Salt Lake City

7:00 am - 12:30 pmRDU Raleigh-Durham-ONT Ontario

8h 30m1 stop Salt Lake City

$357Delta

Thu, Dec 10 - Tue, Jan 5

12:20 pm - 12:24 amONT Ontario-RDU Raleigh-Durham

9h 04m1 stop Atlanta Hartsfield-Jackson

7:00 am - 12:30 pmRDU Raleigh-Durham-ONT Ontario

8h 30m1 stop Salt Lake City

$357Delta

Wed, Dec 9 - Sat, Jan 9

Cheap last minute flights

Enter your travel dates to find the best prices.

6:15 am - 4:24 pmONT Ontario-RDU Raleigh-Durham

7h 09m1 stop Denver Intl

5:19 pm - 11:51 pmRDU Raleigh-Durham-ONT Ontario

9h 32m1 stop Denver Intl

$489Frontier

Sat, Oct 17 - Sat, Oct 31

8:03 pm - 11:11 amONT Ontario-RDU Raleigh-Durham

12h 08m1 stop Dallas/Fort Worth

11:56 am - 4:48 pmRDU Raleigh-Durham-ONT Ontario

7h 52m1 stop Dallas/Fort Worth

$525Frontier

Mon, Oct 19 - Wed, Oct 21

6:15 am - 6:42 pmONT Ontario-RDU Raleigh-Durham

9h 27m1 stop Denver Intl

12:51 pm - 7:08 pmRDU Raleigh-Durham-ONT Ontario

9h 17m1 stop Dallas/Fort Worth

$544Frontier

Mon, Oct 19 - Sun, Nov 1

6:15 am - 6:42 pmONT Ontario-RDU Raleigh-Durham

9h 27m1 stop Denver Intl

7:08 pm - 10:29 amRDU Raleigh-Durham-ONT Ontario

18h 21m2 stops Miami Denver Intl

$548Frontier

Mon, Oct 19 - Sat, Oct 24

5:00 am - 3:21 pmONT Ontario-RDU Raleigh-Durham

7h 21m1 stop Denver Intl

5:26 pm - 10:51 pmRDU Raleigh-Durham-ONT Ontario

8h 25m1 stop San Francisco

$1,021United Airlines

Sat, Oct 17 - Sat, Oct 17

5:45 pm - 5:41 pmONT Ontario-RDU Raleigh-Durham

20h 56m2 stops Santa Rosa Sonoma County San Diego

5:22 pm - 5:05 pmRDU Raleigh-Durham-ONT Ontario

26h 43m2 stops San Diego Santa Rosa Sonoma County

$1,045Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

1:52 pm - 10:48 amONT Ontario-RDU Raleigh-Durham

17h 56m2 stops San Francisco Chicago O'Hare Intl

8:06 am - 10:49 pmRDU Raleigh-Durham-ONT Ontario

17h 43m1 stop Chicago O'Hare Intl

$1,062United Airlines

Fri, Oct 16 - Sun, Oct 18

4:03 pm - 12:28 pmONT Ontario-RDU Raleigh-Durham

17h 25m2 stops San Francisco Chicago O'Hare Intl

5:06 pm - 9:59 pmRDU Raleigh-Durham-ONT Ontario

7h 53m1 stop Houston George Bush Intcntl

$1,093United Airlines

Fri, Oct 16 - Sun, Oct 18

5:30 am - 5:10 pmONT Ontario-RDU Raleigh-Durham

8h 40m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

6:20 am - 12:15 pmRDU Raleigh-Durham-ONT Ontario

8h 55m2 stops Nashville Intl Phoenix Sky Harbor Intl

$1,177Southwest

Fri, Oct 16 - Sun, Oct 18

5:45 pm - 5:41 pmONT Ontario-RDU Raleigh-Durham

20h 56m2 stops Santa Rosa Sonoma County San Diego

6:44 pm - 10:17 amRDU Raleigh-Durham-ONT Ontario

18h 33m1 stop Seattle/Tacoma Intl

$4,436Alaska Airlines

Mon, Oct 19 - Wed, Oct 21

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Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

Frontier

Oct 28

ONT6:25 amOntario

8h 13m

1 stop

RDU5:38 pmRaleigh-Durham

Nov 12

RDU12:51 pmRaleigh-Durham

9h 17m

1 stop

ONT7:08 pmOntario

$144

Frontier

Oct 24

ONT6:15 amOntario

7h 09m

1 stop

RDU4:24 pmRaleigh-Durham

Nov 12

RDU12:51 pmRaleigh-Durham

9h 17m

1 stop

ONT7:08 pmOntario

$175

Frontier

Oct 24

ONT6:15 amOntario

7h 09m

1 stop

RDU4:24 pmRaleigh-Durham

Nov 11

RDU6:35 pmRaleigh-Durham

8h 16m

1 stop

ONT11:51 pmOntario

$176

American Airlines flights from Ontario to Raleigh

Our best American Airlines deals on Ontario to Raleigh flight tickets

American Airlines

Oct 26

ONT1:05 pmOntario

6h 47m

1 stop

RDU10:52 pmRaleigh-Durham

Nov 9

RDU5:38 pmRaleigh-Durham

7h 34m

1 stop

ONT10:12 pmOntario

$492

American Airlines

Oct 26

ONT1:05 pmOntario

8h 08m

2 stops

RDU12:13 amRaleigh-Durham

Nov 9

RDU5:38 pmRaleigh-Durham

7h 34m

1 stop

ONT10:12 pmOntario

$497

American Airlines

Oct 26

ONT1:05 pmOntario

8h 08m

2 stops

RDU12:13 amRaleigh-Durham

Nov 9

RDU7:31 pmRaleigh-Durham

7h 15m

1 stop

ONT11:46 pmOntario

$518

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 10/28

6:25 am-5:38 pm

1 stop8h 13m

Raleigh-Durham

Thu 11/12

12:51 pm-7:08 pm

1 stop9h 17m

$144

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 10/24

6:15 am-4:24 pm

1 stop7h 09m

Raleigh-Durham

Thu 11/12

12:51 pm-7:08 pm

1 stop9h 17m

$175

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 11/18

6:30 am-5:38 pm

1 stop8h 08m

Raleigh-Durham

Mon 11/23

7:05 am-5:23 pm

2 stops13h 18m

$295

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 12/2

6:00 am-4:06 pm

1 stop7h 06m

Raleigh-Durham

Wed 1/6

6:47 pm-10:38 am

1 stop18h 51m

$336

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 12/23

12:30 pm-12:45 am

1 stop9h 15m

Raleigh-Durham

Wed 1/6

5:15 pm-9:45 pm

1 stop7h 30m

$357

Quickest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Fri 12/25

12:30 pm-10:30 pm

1 stop7h 00m

Raleigh-Durham

Fri 1/1

12:45 pm-5:40 pm

1 stop7h 55m

$357

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 11/10

6:00 am-3:56 pm

1 stop6h 56m

Raleigh-Durham

Tue 11/17

6:00 am-11:52 am

1 stop8h 52m

$357

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Mon 11/2

10:30 pm-9:17 am

1 stop7h 47m

Raleigh-Durham

Tue 11/10

4:46 pm-10:57 pm

1 stop9h 11m

$357

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 12/10

1:11 pm-11:53 pm

1 stop7h 42m

Raleigh-Durham

Tue 1/5

7:00 am-12:30 pm

1 stop8h 30m

$357

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 12/9

12:20 pm-12:24 am

1 stop9h 04m

Raleigh-Durham

Sat 1/9

7:00 am-12:30 pm

1 stop8h 30m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Raleigh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Ontario and Raleigh?

Prices are currently low for flights on this route.

Typical prices usually range from $332 to $521.
The lowest price recently found on this route was $144.

What is the cheapest month to fly to Raleigh?

The cheapest month to fly to Raleigh from Ontario is in February. Flight prices, which tend to average around $292, are often lower during this time because this is during the off-season. If you are unable to visit Raleigh during the month of February, then departing from Ontario during the month April is also very affordable. Most momondo users find prices during this month for around $362.

What is the cheapest day to depart on your flight to Raleigh?

The cheapest day to depart from Ontario to Raleigh is on a Wednesday when prices can be found for as low as $468. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $572. These prices are subject to change though, so be sure to set up a Price Alert for flights to Raleigh.

What is the cheapest time of day to depart on your flight to Raleigh?

At noon is the cheapest time of day to fly from Ontario to Raleigh when you can find flight prices for as low as $318. Flying to Raleigh at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Raleigh is in the morning when prices are around $512.

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

You are more likely to see cheaper flights to Raleigh from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Raleigh for around $425 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Raleigh from Ontario for as low as $335 on momondo.

How have Ontario to Raleigh flight prices changed over time?

As of October 2026, prices for Ontario to Raleigh flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Raleigh

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Raleigh according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Raleigh (ONT to RDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Raleigh

Best Price Found	$109
Fastest flight time	6h 26m
Direct flights	None

The best one-way flight to Raleigh from Ontario in the past 72 hours is $109. The best round-trip flight deal from Ontario to Raleigh found on momondo in the last 72 hours is $144.

The fastest flight from Ontario to Raleigh takes 6h 26m

There are no direct flights from Ontario to Raleigh. There are no popular flight routes from Ontario to Raleigh.

Search flight deals

Frequently asked questions about flying from Ontario to Raleigh

How far is Ontario to Raleigh-Durham by plane?
The straight-line distance from Ontario to Raleigh-Durham is 2197.3 mi. Typically, this will take 6h 26m by plane in normal conditions.
When did momondo last update prices for flights from Ontario Airport to Raleigh-Durham Airport?
Prices for flights from Ontario Airport to Raleigh-Durham Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Raleigh-Durham Airport?
As of October 2026, there are 6 operators available to choose from for flights from Ontario Airport to Raleigh-Durham Airport.
How old do you have to be to fly from Ontario Airport to Raleigh-Durham Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Raleigh-Durham Airport.
What documentation or ID do you need to fly to Raleigh-Durham Airport?
The necessary travel and health documents for your Raleigh-Durham Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Raleigh?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Raleigh is Southwest (29% of total bookings). The next most popular airlines are American Airlines (27%), Frontier (22%), and Delta (9%).

Best airlines flying from Ontario to Raleigh

Compare and see reviews for airlines that fly from Ontario to Raleigh with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $158	Free Cancellation	Rating 5.5 2,539 reviews	Search Frontier flights
Delta	PriceFrom $168	Free Cancellation	Rating 7.8 8,650 reviews	Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 10,361 reviews	Search United Airlines flights
JetBlue	PriceFrom $265	Free Cancellation	Rating 7.1 3,053 reviews	Search JetBlue flights
Southwest	PriceFrom $292	Free Cancellation	Rating 7.9 4,215 reviews	Search Southwest flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.0 12,164 reviews	Search American Airlines flights

Durham

Danville

Cary

Rocky Mount

Goldsboro

Wilson

Chapel Hill

Morrisville

Garner

Smithfield

Roanoke Rapids

Southern Pines

Sanford

South Hill

Dunn

Wake Forest

Henderson

Pinehurst

Apex

Selma

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Raleigh?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Raleigh. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Raleigh with flexible booking policies on momondo?

momondo does allow users to show only those flights to Raleigh from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Raleigh?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Raleigh from Ontario.

I’m not ready to book a flight from Ontario to Raleigh right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Raleigh now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Raleigh and let you know when they change.

An easier way to manage your Raleigh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Airports servicing North Carolina

Asheville Regional Airport

Charlotte Douglas Airport

New Bern Coastal Carolina Rgnl Airport

Fayetteville Airport

Greensboro/H. Point Airport

Wilmington New Hanover County Airport

Jacksonville Albert J Ellis Airport

Pitt-Greenville Airport

Concord Regional Airport

Cheap flights from Ontario to Raleigh from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Raleigh departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

American Airlines flights from Ontario to Raleigh

Our best American Airlines deals on Ontario to Raleigh flight tickets

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How to get the cheapest flight ticket from Ontario to Raleigh

What is the typical price of a round-trip flight between Ontario and Raleigh?

What is the cheapest month to fly to Raleigh?

What is the cheapest day to depart on your flight to Raleigh?

What is the cheapest time of day to depart on your flight to Raleigh?

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

How have Ontario to Raleigh flight prices changed over time?

What is the cheapest airline that flies from Ontario to Raleigh-Durham?

What airlines fly to Raleigh?

Which airport is the most popular layover for flights between Ontario and Raleigh?

Which layover airport offers the lowest fares from Ontario to Raleigh?

Which layover airport has the shortest travel time from Ontario to Raleigh?

Which layover airport has the shortest connection time from Ontario to Raleigh?

When to book flights from Ontario to Raleigh

Cheap Ontario to Raleigh (ONT to RDU) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Raleigh

Best airlines flying from Ontario to Raleigh

Compare and see reviews for airlines that fly from Ontario to Raleigh with momondo

Traveling to a place near Raleigh?

Why use momondo?

An easier way to manage your Raleigh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing North Carolina

Fly your favorite airline to Raleigh

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Raleigh

List of cabin classes available on flights landing in Raleigh. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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