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

Frontier, United Airlines, and Delta are the most popular carriers operating from Ontario to Raleigh-Durham

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.

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

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

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.

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 49% 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.

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.

$111 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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One-way

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Cheap round-trip flights

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11:30 am - 4:00 pmONT Ontario-RDU Raleigh-Durham

25h 30m1 stop Denver Intl

5:01 pm - 10:45 amRDU Raleigh-Durham-ONT Ontario

20h 44m1 stop Denver Intl

$226Frontier

Fri, Dec 11 - Mon, Dec 14

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

7h 00m1 stop Denver Intl

7:04 am - 11:23 pmRDU Raleigh-Durham-ONT Ontario

19h 19m2 stops Atlanta Hartsfield-Jackson San Francisco

$275Frontier

Sat, Dec 5 - Sat, Dec 12

7:00 am - 5:00 pmONT Ontario-RDU Raleigh-Durham

7h 00m1 stop Atlanta Hartsfield-Jackson

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

8h 30m1 stop Salt Lake City

$369Delta

Tue, Jan 26 - Fri, Jan 29

1:00 pm - 11:41 pmONT Ontario-RDU Raleigh-Durham

7h 41m1 stop Salt Lake City

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

8h 30m1 stop Salt Lake City

$392Delta

Thu, Jan 14 - Sun, Jan 17

12:42 pm - 10:44 pmONT Ontario-RDU Raleigh-Durham

7h 02m1 stop Dallas/Fort Worth

7:31 pm - 11:46 pmRDU Raleigh-Durham-ONT Ontario

7h 15m1 stop Dallas/Fort Worth

$397American Airlines

Wed, Nov 4 - Sun, Nov 8

12:45 pm - 10:10 pmONT Ontario-RDU Raleigh-Durham

6h 25m1 stop Houston Hobby

6:50 am - 1:10 pmRDU Raleigh-Durham-ONT Ontario

9h 20m2 stops Nashville Intl Dallas Love Field

$398Southwest

Thu, Jan 14 - Sun, Jan 17

12:42 pm - 10:40 pmONT Ontario-RDU Raleigh-Durham

6h 58m1 stop Dallas/Fort Worth

7:00 am - 11:52 amRDU Raleigh-Durham-ONT Ontario

7h 52m1 stop Dallas/Fort Worth

$407American Airlines

Sat, Nov 14 - Wed, Nov 18

11:30 am - 4:06 pmONT Ontario-RDU Raleigh-Durham

25h 36m1 stop Denver Intl

6:33 pm - 11:13 amRDU Raleigh-Durham-ONT Ontario

19h 40m1 stop Seattle/Tacoma Intl

$410Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

5:45 am - 6:30 pmONT Ontario-RDU Raleigh-Durham

9h 45m2 stops Las Vegas Harry Reid Intl Chicago Midway

8:20 pm - 8:50 amRDU Raleigh-Durham-ONT Ontario

15h 30m2 stops Houston Hobby Las Vegas Harry Reid Intl

$413Southwest

Sat, Dec 12 - Sat, Dec 19

6:30 am - 3:56 pmONT Ontario-RDU Raleigh-Durham

6h 26m1 stop Denver Intl

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

18h 51m1 stop Seattle/Tacoma Intl

$450Multiple Airlines

Fri, Jan 15 - Tue, Jan 19

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

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

9h 17m1 stop Dallas/Fort Worth

$444Frontier

Sat, Oct 24 - Sun, Nov 1

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

12h 08m1 stop Dallas/Fort Worth

9:10 pm - 10:45 amRDU Raleigh-Durham-ONT Ontario

16h 35m1 stop Denver Intl

$471Frontier

Thu, Oct 22 - Thu, Nov 19

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

7h 09m1 stop Denver Intl

7:37 pm - 11:50 pmRDU Raleigh-Durham-ONT Ontario

7h 13m1 stop Denver Intl

$480Frontier

Sat, Oct 24 - Mon, Oct 26

11:52 am - 12:21 pmONT Ontario-RDU Raleigh-Durham

21h 29m3 stops Denver Intl Tampa Atlanta Hartsfield-Jackson

6:17 pm - 11:16 amRDU Raleigh-Durham-ONT Ontario

19h 59m2 stops Minneapolis St Paul Las Vegas Harry Reid Intl

$720Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

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

9h 27m1 stop Denver Intl

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

18h 33m1 stop Seattle/Tacoma Intl

$789Multiple Airlines

Fri, Oct 23 - Sun, Oct 25

11:52 am - 6:42 pmONT Ontario-RDU Raleigh-Durham

27h 50m1 stop Denver Intl

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

18h 33m1 stop Seattle/Tacoma Intl

$795Multiple Airlines

Sun, Oct 25 - Tue, Oct 27

9:15 pm - 8:40 amONT Ontario-RDU Raleigh-Durham

8h 25m2 stops Phoenix Sky Harbor Intl Nashville Intl

6:00 am - 11:30 amRDU Raleigh-Durham-ONT Ontario

8h 30m1 stop Austin Bergstrom

$907Southwest

Sun, Oct 25 - Sun, Nov 1

9:15 pm - 8:40 amONT Ontario-RDU Raleigh-Durham

8h 25m2 stops Phoenix Sky Harbor Intl Nashville Intl

6:00 am - 11:30 amRDU Raleigh-Durham-ONT Ontario

8h 30m1 stop Austin Bergstrom

$907Southwest

Sun, Oct 25 - Sun, Nov 1

7:00 am - 9:46 pmONT Ontario-RDU Raleigh-Durham

11h 46m1 stop Chicago O'Hare Intl

10:00 am - 8:51 pmRDU Raleigh-Durham-ONT Ontario

13h 51m2 stops Chicago O'Hare Intl Denver Intl

$1,043United Airlines

Sat, Oct 24 - Mon, Oct 26

4:03 pm - 10:48 amONT Ontario-RDU Raleigh-Durham

15h 45m2 stops San Francisco Chicago O'Hare Intl

4:54 pm - 9:40 pmRDU Raleigh-Durham-ONT Ontario

7h 46m1 stop Houston George Bush Intcntl

$1,043United Airlines

Fri, Oct 23 - Mon, Oct 26

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Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

Frontier

Dec 11

ONT11:30 amOntario

25h 30m

1 stop

RDU4:00 pmRaleigh-Durham

Dec 14

RDU5:01 pmRaleigh-Durham

20h 44m

1 stop

ONT10:45 amOntario

$226

Frontier

Nov 12

ONT11:52 amOntario

27h 47m

1 stop

RDU6:39 pmRaleigh-Durham

Nov 16

RDU7:37 pmRaleigh-Durham

17h 58m

1 stop

ONT10:35 amOntario

$260

Frontier

Dec 5

ONT6:00 amOntario

7h 00m

1 stop

RDU4:00 pmRaleigh-Durham

Dec 12

RDU7:04 amRaleigh-Durham

19h 19m

2 stops

ONT11:23 pmOntario

$275

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Fri 12/11

11:30 am-4:00 pm

1 stop25h 30m

Raleigh-Durham

Mon 12/14

5:01 pm-10:45 am

1 stop20h 44m

$226

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 12/5

6:00 am-4:00 pm

1 stop7h 00m

Raleigh-Durham

Sat 12/12

7:04 am-11:23 pm

2 stops19h 19m

$275

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 1/26

7:00 am-5:00 pm

1 stop7h 00m

Raleigh-Durham

Fri 1/29

7:00 am-12:30 pm

1 stop8h 30m

$369

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 1/14

1:00 pm-11:41 pm

1 stop7h 41m

Raleigh-Durham

Sun 1/17

7:00 am-12:30 pm

1 stop8h 30m

$392

Quickest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 11/4

12:42 pm-10:44 pm

1 stop7h 02m

Raleigh-Durham

Sun 11/8

7:31 pm-11:46 pm

1 stop7h 15m

$397

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 1/14

12:45 pm-10:10 pm

1 stop6h 25m

Raleigh-Durham

Sun 1/17

6:50 am-1:10 pm

2 stops9h 20m

$398

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 11/14

12:42 pm-10:40 pm

1 stop6h 58m

Raleigh-Durham

Wed 11/18

7:00 am-11:52 am

1 stop7h 52m

$407

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 12/1

11:30 am-4:06 pm

1 stop25h 36m

Raleigh-Durham

Tue 12/8

6:33 pm-11:13 am

1 stop19h 40m

$410

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 12/12

5:45 am-6:30 pm

2 stops9h 45m

Raleigh-Durham

Sat 12/19

8:20 pm-8:50 am

2 stops15h 30m

$413

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Fri 1/15

6:30 am-3:56 pm

1 stop6h 26m

Raleigh-Durham

Tue 1/19

6:47 pm-10:38 am

1 stop18h 51m

$450

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 $226.

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 $471. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $571. 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 $513.

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 $426 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	$111
Fastest flight time	6h 26m
Direct flights	None

The best one-way flight to Raleigh from Ontario in the past 72 hours is $111. The best round-trip flight deal from Ontario to Raleigh found on momondo in the last 72 hours is $226.

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 2,527 reviews	Search Frontier flights
Delta	PriceFrom $168	Free Cancellation	Rating 7.8 8,651 reviews	Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.3 10,388 reviews	Search United Airlines flights
JetBlue	PriceFrom $265	Free Cancellation	Rating 7.1 3,059 reviews	Search JetBlue flights
Southwest	PriceFrom $292	Free Cancellation	Rating 7.9 4,210 reviews	Search Southwest flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.0 12,175 reviews	Search American Airlines flights

Durham

Danville

Cary

Rocky Mount

Goldsboro

Wilson

Morrisville

Chapel Hill

Smithfield

Garner

Southern Pines

Sanford

Roanoke Rapids

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

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Airports servicing North Carolina

Asheville Regional Airport

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Wilmington New Hanover County Airport

Jacksonville Albert J Ellis Airport

Pitt-Greenville Airport

Concord Regional Airport

Cheap flights from Ontario to Raleigh from $111

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 12/11. 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

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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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