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

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

What airlines fly to Raleigh?

American Airlines, Delta and Frontier 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 9 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 September 2025, there are 5 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.

$85 Cheap Flights from Ontario to Raleigh in 2025/26

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Find the cheapest flights from Ontario to Raleigh

Round-trip

One-way

Last minute

Cheap round-trip flights

1:46 pm - 9:11 pmONT-RDU

28h 25m1 stop

5:51 pm - 6:39 pmRDU-ONT

27h 48m1 stop

$158Frontier

Find Deal

Thu, Nov 6 - Sun, Nov 9

12:32 pm - 1:32 pmONT-RDU

22h 00m1 stop

6:42 pm - 4:28 pmRDU-ONT

24h 46m1 stop

$159Frontier

Find Deal

Thu, Oct 23 - Sun, Oct 26

7:15 pm - 10:03 amONT-RDU

11h 48m1 stop

6:06 pm - 6:35 pmRDU-ONT

27h 29m1 stop

$160Frontier

Find Deal

Sun, Sep 28 - Thu, Oct 2

7:15 pm - 10:03 amONT-RDU

11h 48m1 stop

5:59 pm - 11:50 pmRDU-ONT

8h 51m1 stop

$170Frontier

Find Deal

Sun, Oct 5 - Sat, Oct 11

12:28 pm - 8:30 pmONT-RDU

29h 02m1 stop

7:51 pm - 5:49 pmRDU-ONT

24h 58m1 stop

$178Frontier

Find Deal

Thu, Oct 2 - Sat, Oct 11

7:23 pm - 11:55 pmONT-RDU

25h 32m1 stop

6:00 am - 7:29 amRDU-ONT

28h 29m1 stop

$179Frontier

Find Deal

Fri, Nov 7 - Sun, Nov 9

12:28 pm - 8:30 pmONT-RDU

29h 02m1 stop

5:23 pm - 10:13 pmRDU-ONT

7h 50m1 stop

$189Frontier

Find Deal

Thu, Oct 2 - Mon, Oct 6

7:04 am - 5:04 pmONT-RDU

7h 00m1 stop

7:51 pm - 5:49 pmRDU-ONT

24h 58m1 stop

$190Frontier

Find Deal

Sat, Oct 11 - Sat, Oct 18

12:28 pm - 8:30 pmONT-RDU

29h 02m1 stop

10:53 am - 6:15 pmRDU-ONT

10h 22m1 stop

$191Frontier

Find Deal

Thu, Oct 2 - Sun, Oct 5

5:15 pm - 6:51 pmONT-RDU

22h 36m2 stops

11:50 am - 7:49 amRDU-ONT

22h 59m1 stop

$263Multiple Airlines

Find Deal

Mon, Oct 20 - Fri, Oct 24

Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets

Frontier

Nov 6

ONT1:46 pmOntario

28h 25m

1 stop

RDU9:11 pmRaleigh-Durham

Nov 9

RDU5:51 pmRaleigh-Durham

27h 48m

1 stop

ONT6:39 pmOntario

$158

Find similar

Frontier

Oct 23

ONT12:32 pmOntario

22h 00m

1 stop

RDU1:32 pmRaleigh-Durham

Oct 26

RDU6:42 pmRaleigh-Durham

24h 46m

1 stop

ONT4:28 pmOntario

$159

Find similar

Frontier

Sep 28

ONT7:15 pmOntario

11h 48m

1 stop

RDU10:03 amRaleigh-Durham

Oct 2

RDU6:06 pmRaleigh-Durham

27h 29m

1 stop

ONT6:35 pmOntario

$160

Find similar

JetBlue flights from Ontario to Raleigh

Our best JetBlue deals on Ontario to Raleigh flight tickets

JetBlue

Sep 22

ONT10:56 pmOntario

8h 36m

1 stop

RDU10:32 amRaleigh-Durham

Sep 29

RDU5:44 pmRaleigh-Durham

30h 45m

1 stop

ONT9:29 pmOntario

$438

Find similar

JetBlue

Sep 24

ONT10:56 pmOntario

8h 36m

1 stop

RDU10:32 amRaleigh-Durham

Oct 1

RDU5:45 pmRaleigh-Durham

30h 44m

1 stop

ONT9:29 pmOntario

$478

Find similar

JetBlue

Sep 23

ONT10:56 pmOntario

8h 36m

1 stop

RDU10:32 amRaleigh-Durham

Sep 27

RDU5:44 pmRaleigh-Durham

30h 45m

1 stop

ONT9:29 pmOntario

$588

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 11/6

1:46 pm-9:11 pm

1 stop28h 25m

Raleigh-Durham

Sun 11/9

5:51 pm-6:39 pm

1 stop27h 48m

$158

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 10/23

12:32 pm-1:32 pm

1 stop22h 00m

Raleigh-Durham

Sun 10/26

6:42 pm-4:28 pm

1 stop24h 46m

$159

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Sun 9/28

7:15 pm-10:03 am

1 stop11h 48m

Raleigh-Durham

Thu 10/2

6:06 pm-6:35 pm

1 stop27h 29m

$160

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Sun 10/5

7:15 pm-10:03 am

1 stop11h 48m

Raleigh-Durham

Sat 10/11

5:59 pm-11:50 pm

1 stop8h 51m

$170

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 10/2

12:28 pm-8:30 pm

1 stop29h 02m

Raleigh-Durham

Sat 10/11

7:51 pm-5:49 pm

1 stop24h 58m

$178

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Fri 11/7

7:23 pm-11:55 pm

1 stop25h 32m

Raleigh-Durham

Sun 11/9

6:00 am-7:29 am

1 stop28h 29m

$179

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 10/2

12:28 pm-8:30 pm

1 stop29h 02m

Raleigh-Durham

Mon 10/6

5:23 pm-10:13 pm

1 stop7h 50m

$189

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Sat 10/11

7:04 am-5:04 pm

1 stop7h 00m

Raleigh-Durham

Sat 10/18

7:51 pm-5:49 pm

1 stop24h 58m

$190

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Thu 10/2

12:28 pm-8:30 pm

1 stop29h 02m

Raleigh-Durham

Sun 10/5

10:53 am-6:15 pm

1 stop10h 22m

$191

OntarioRaleigh

ONT - RDU

ONTRDU

Ontario

Mon 10/20

5:15 pm-6:51 pm

2 stops22h 36m

Raleigh-Durham

Fri 10/24

11:50 am-7:49 am

1 stop22h 59m

$263

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

What is the cheapest month to fly to Raleigh?

The cheapest month to fly to Raleigh from Ontario is in August. Flight prices, which tend to average around $308, are often lower during this time because this is during the off-season. If you are unable to visit Raleigh during the month of August, then departing from Ontario during the month July is also very affordable. Most momondo users find prices during this month for around $358.

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

The cheapest day to depart from Ontario to Raleigh is on a Saturday when prices can be found for as low as $367. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $472. 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 $279. 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 afternoon when prices are around $439.

How far in advance should I book a flight 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 $417 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 $318 on momondo.

How have Ontario to Raleigh flight prices changed over time?

As of September 2025, prices for Ontario to Raleigh flights are approximately 13% 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

Direct flights	None

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

Search flight deals

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 51m 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 September 2025, there are 5 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 American Airlines (32% of total bookings). The next most popular airlines are Southwest (26%), Frontier (24%), and Delta (15%).

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 5.8 3,174 reviews	Search Frontier flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $306	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Southwest	PriceFrom $327	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights

Durham

Cary

Danville

Rocky Mount

Chapel Hill

Goldsboro

Wilson

Smithfield

Sanford

South Hill

Garner

Pinehurst

Roanoke Rapids

Southern Pines

Dunn

Wake Forest

Morrisville

Henderson

Apex

Oxford

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.