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

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

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

Denver (DEN) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

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.

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

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

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 August 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.

$101 Cheap Flights from Ontario to Raleigh in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Raleigh

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 11:53 amONT Ontario-RDU Raleigh-Durham

26h 38m1 stop Denver Intl

12:48 pm - 11:55 pmRDU Raleigh-Durham-ONT Ontario

14h 07m1 stop Denver Intl

$204Frontier

Wed, Nov 4 - Sat, Nov 7

6:15 am - 5:22 pmONT Ontario-RDU Raleigh-Durham

8h 07m1 stop Denver Intl

6:17 pm - 10:30 amRDU Raleigh-Durham-ONT Ontario

19h 13m1 stop Denver Intl

$207Frontier

Wed, Sep 9 - Mon, Sep 14

6:15 am - 5:22 pmONT Ontario-RDU Raleigh-Durham

8h 07m1 stop Denver Intl

7:13 pm - 11:16 amRDU Raleigh-Durham-ONT Ontario

19h 03m1 stop Seattle/Tacoma Intl

$341Multiple Airlines

Sat, Sep 12 - Mon, Sep 21

7:56 pm - 10:36 amONT Ontario-RDU Raleigh-Durham

35h 40m2 stops Denver Intl Columbus

10:50 am - 7:01 pmRDU Raleigh-Durham-ONT Ontario

11h 11m1 stop Houston George Bush Intcntl

$350Multiple Airlines

Tue, Sep 1 - Sat, Sep 5

9:30 am - 7:30 pmONT Ontario-RDU Raleigh-Durham

7h 00m1 stop Phoenix Sky Harbor Intl

7:20 pm - 11:40 pmRDU Raleigh-Durham-ONT Ontario

7h 20m1 stop Las Vegas Harry Reid Intl

$377Southwest

Sat, Nov 14 - Sat, Nov 21

6:40 am - 4:35 pmONT Ontario-RDU Raleigh-Durham

6h 55m1 stop Chicago Midway

5:40 am - 10:10 amRDU Raleigh-Durham-ONT Ontario

7h 30m1 stop Denver Intl

$377Southwest

Thu, Nov 26 - Tue, Dec 1

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

9h 07m1 stop Charlotte Douglas

7:25 am - 12:14 pmRDU Raleigh-Durham-ONT Ontario

7h 49m1 stop Phoenix Sky Harbor Intl

$377American Airlines

Tue, Oct 6 - Sat, Oct 10

12:17 pm - 10:18 pmONT Ontario-RDU Raleigh-Durham

7h 01m1 stop Atlanta Hartsfield-Jackson

6:31 pm - 10:24 pmRDU Raleigh-Durham-ONT Ontario

6h 53m1 stop Atlanta Hartsfield-Jackson

$377Delta

Tue, Sep 22 - Thu, Oct 1

9:41 am - 9:14 pmONT Ontario-RDU Raleigh-Durham

8h 33m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

7:20 pm - 11:52 pmRDU Raleigh-Durham-ONT Ontario

7h 32m1 stop Dallas/Fort Worth

$382American Airlines

Sat, Oct 24 - Mon, Oct 26

7:00 am - 6:51 pmONT Ontario-RDU Raleigh-Durham

8h 51m1 stop Atlanta Hartsfield-Jackson

6:20 am - 11:10 amRDU Raleigh-Durham-ONT Ontario

7h 50m1 stop Atlanta Hartsfield-Jackson

$395Delta

Thu, Nov 26 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 7:09 pmONT Ontario-RDU Raleigh-Durham

10h 09m1 stop Denver Intl

7:54 pm - 11:50 pmRDU Raleigh-Durham-ONT Ontario

6h 56m1 stop Denver Intl

$460Frontier

Sat, Aug 22 - Thu, Aug 27

6:00 am - 7:09 pmONT Ontario-RDU Raleigh-Durham

10h 09m1 stop Denver Intl

7:54 pm - 11:50 pmRDU Raleigh-Durham-ONT Ontario

6h 56m1 stop Denver Intl

$460Frontier

Sat, Aug 22 - Wed, Aug 26

6:00 am - 6:59 pmONT Ontario-RDU Raleigh-Durham

9h 59m1 stop Denver Intl

10:50 am - 7:01 pmRDU Raleigh-Durham-ONT Ontario

11h 11m1 stop Houston George Bush Intcntl

$460Frontier

Sun, Aug 23 - Wed, Aug 26

8:17 am - 9:41 pmONT Ontario-RDU Raleigh-Durham

10h 24m1 stop Dallas/Fort Worth

3:06 pm - 8:03 amRDU Raleigh-Durham-ONT Ontario

19h 57m2 stops Orlando Las Vegas Harry Reid Intl

$721Multiple Airlines

Sun, Aug 23 - Wed, Aug 26

8:17 am - 9:41 pmONT Ontario-RDU Raleigh-Durham

10h 24m1 stop Dallas/Fort Worth

3:06 pm - 8:03 amRDU Raleigh-Durham-ONT Ontario

19h 57m2 stops Orlando Las Vegas Harry Reid Intl

$722Multiple Airlines

Sun, Aug 23 - Wed, Aug 26

6:00 am - 3:43 pmONT Ontario-RDU Raleigh-Durham

6h 43m1 stop Dallas/Fort Worth

2:07 pm - 6:47 pmRDU Raleigh-Durham-ONT Ontario

7h 40m1 stop Dallas/Fort Worth

$787American Airlines

Mon, Aug 24 - Thu, Aug 27

12:33 pm - 11:49 pmONT Ontario-RDU Raleigh-Durham

8h 16m1 stop Dallas/Fort Worth

6:30 am - 11:43 amRDU Raleigh-Durham-ONT Ontario

8h 13m1 stop Dallas/Fort Worth

$841American Airlines

Sun, Aug 23 - Thu, Aug 27

1:56 pm - 10:26 amONT Ontario-RDU Raleigh-Durham

17h 30m2 stops San Francisco Chicago O'Hare Intl

1:15 pm - 10:35 pmRDU Raleigh-Durham-ONT Ontario

12h 20m1 stop Chicago O'Hare Intl

$1,048United Airlines

Thu, Aug 20 - Sun, Aug 23

1:56 pm - 10:26 amONT Ontario-RDU Raleigh-Durham

17h 30m2 stops San Francisco Chicago O'Hare Intl

10:40 am - 10:35 pmRDU Raleigh-Durham-ONT Ontario

14h 55m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,054United Airlines

Thu, Aug 20 - Sun, Aug 23

5:40 am - 4:25 pmONT Ontario-RDU Raleigh-Durham

7h 45m2 stops Las Vegas Harry Reid Intl Denver Intl

6:45 am - 1:25 pmRDU Raleigh-Durham-ONT Ontario

9h 40m2 stops Nashville Intl Phoenix Sky Harbor Intl

$1,087Southwest

Fri, Aug 21 - Mon, Aug 24

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

Frontier

Nov 4

ONT6:15 amOntario

26h 38m

1 stop

RDU11:53 amRaleigh-Durham

Nov 7

RDU12:48 pmRaleigh-Durham

14h 07m

1 stop

ONT11:55 pmOntario

$204

Frontier

Sep 9

ONT6:15 amOntario

8h 07m

1 stop

RDU5:22 pmRaleigh-Durham

Sep 14

RDU6:17 pmRaleigh-Durham

19h 13m

1 stop

ONT10:30 amOntario

$207

Frontier

Nov 4

ONT2:35 pmOntario

14h 58m

2 stops

RDU8:33 amRaleigh-Durham

Nov 7

RDU12:48 pmRaleigh-Durham

14h 07m

1 stop

ONT11:55 pmOntario

$209

Alaska Airlines flights from Ontario to Raleigh

Our best Alaska Airlines deals on Ontario to Raleigh flight tickets

Alaska Airlines

Sep 2

ONT4:27 pmOntario

22h 43m

2 stops

RDU6:10 pmRaleigh-Durham

Sep 12

RDU7:02 amRaleigh-Durham

11h 45m

2 stops

ONT3:47 pmOntario

$756

Alaska Airlines

Aug 31

ONT4:27 pmOntario

22h 43m

2 stops

RDU6:10 pmRaleigh-Durham

Sep 12

RDU7:02 amRaleigh-Durham

10h 14m

1 stop

ONT2:16 pmOntario

$779

Alaska Airlines

Aug 26

ONT4:27 pmOntario

22h 43m

2 stops

RDU6:10 pmRaleigh-Durham

Sep 8

RDU5:50 pmRaleigh-Durham

24h 57m

2 stops

ONT3:47 pmOntario

$795

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 11/4

6:15 am-11:53 am

1 stop26h 38m

Raleigh-Durham

Sat 11/7

12:48 pm-11:55 pm

1 stop14h 07m

$204

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Wed 9/9

6:15 am-5:22 pm

1 stop8h 07m

Raleigh-Durham

Mon 9/14

6:17 pm-10:30 am

1 stop19h 13m

$207

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 9/12

6:15 am-5:22 pm

1 stop8h 07m

Raleigh-Durham

Mon 9/21

7:13 pm-11:16 am

1 stop19h 03m

$341

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 9/1

7:56 pm-10:36 am

2 stops35h 40m

Raleigh-Durham

Sat 9/5

10:50 am-7:01 pm

1 stop11h 11m

$350

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 11/14

9:30 am-7:30 pm

1 stop7h 00m

Raleigh-Durham

Sat 11/21

7:20 pm-11:40 pm

1 stop7h 20m

$377

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 11/26

6:40 am-4:35 pm

1 stop6h 55m

Raleigh-Durham

Tue 12/1

5:40 am-10:10 am

1 stop7h 30m

$377

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 10/6

10:10 pm-10:17 am

1 stop9h 07m

Raleigh-Durham

Sat 10/10

7:25 am-12:14 pm

1 stop7h 49m

$377

Quickest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Tue 9/22

12:17 pm-10:18 pm

1 stop7h 01m

Raleigh-Durham

Thu 10/1

6:31 pm-10:24 pm

1 stop6h 53m

$377

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 10/24

9:41 am-9:14 pm

2 stops8h 33m

Raleigh-Durham

Mon 10/26

7:20 pm-11:52 pm

1 stop7h 32m

$382

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 11/26

7:00 am-6:51 pm

1 stop8h 51m

Raleigh-Durham

Tue 12/1

6:20 am-11:10 am

1 stop7h 50m

$395

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 $308 to $417.
The lowest price recently found on this route was $204.

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 October is also very affordable. Most momondo users find prices during this month for around $325.

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 $435. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $560. 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 $309. 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 $489.

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 $400 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 $314 on momondo.

How have Ontario to Raleigh flight prices changed over time?

As of August 2026, prices for Ontario to Raleigh flights are approximately 11% more expensive 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	$101
Fastest flight time	6h 37m
Direct flights	None

The best one-way flight to Raleigh from Ontario in the past 72 hours is $101. The best round-trip flight deal from Ontario to Raleigh found on momondo in the last 72 hours is $204.

The fastest flight from Ontario to Raleigh takes 6h 37m

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 37m 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 August 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 (28% of total bookings). The next most popular airlines are Frontier (25%), American Airlines (24%), and United Airlines (10%).

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 $155	Free Cancellation	Rating 5.6 2,661 reviews	Search Frontier flights
Delta	PriceFrom $168	Free Cancellation	Rating 7.8 8,498 reviews	Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
JetBlue	PriceFrom $265	Free Cancellation	Rating 7.1 3,036 reviews	Search JetBlue flights
American Airlines	PriceFrom $290	Free Cancellation	Rating 7.1 11,961 reviews	Search American Airlines flights
Southwest	PriceFrom $292	Free Cancellation	Rating 8.0 4,219 reviews	Search Southwest flights

Durham

Danville

Cary

Rocky Mount

Goldsboro

Wilson

Chapel Hill

Garner

Morrisville

Smithfield

Roanoke Rapids

South Hill

Southern Pines

Sanford

Dunn

Wake Forest

Henderson

Pinehurst

Selma

Apex

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 9/18

Fri 9/25

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Ontario

Complete your trip

Feeling lucky

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 $101

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 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to Raleigh

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

Alaska Airlines flights from Ontario to Raleigh

Our best Alaska Airlines deals on Ontario to Raleigh flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Raleigh that are best for you.

See travel insights to Raleigh from

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

Fly to other destinations from Ontario

According to popular flight searches on momondo this year

Complete your trip to Raleigh

Explore popular destinations other users love

According to popular flight searches on momondo this year