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Cheap flights from Ontario to Raleigh from $113

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 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Raleigh

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:33 am - 9:04 pmONT  Ontario-RDU Raleigh-Durham
8h 31m1 stop Houston George Bush Intcntl
Frontier Logo
11:55 am - 6:39 pmRDU  Raleigh-Durham-ONT Ontario
9h 44m1 stop Dallas/Fort Worth
$227Frontier
Thu, Sep 3 - Thu, Sep 10
Frontier Logo
6:00 am - 6:59 pmONT  Ontario-RDU Raleigh-Durham
9h 59m1 stop Denver Intl
Frontier Logo
7:54 pm - 11:50 pmRDU  Raleigh-Durham-ONT Ontario
6h 56m1 stop Denver Intl
$228Frontier
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
6:15 am - 5:22 pmONT  Ontario-RDU Raleigh-Durham
8h 07m1 stop Denver Intl
Multiple Airlines Logo
7:13 pm - 11:16 amRDU  Raleigh-Durham-ONT Ontario
19h 03m1 stop Seattle/Tacoma Intl
$293Multiple Airlines
Sat, Sep 19 - Mon, Sep 21
Delta Logo
7:05 am - 5:08 pmONT  Ontario-RDU Raleigh-Durham
7h 03m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:42 pm - 8:05 pmRDU  Raleigh-Durham-ONT Ontario
9h 23m1 stop Atlanta Hartsfield-Jackson
$325Delta
Sat, Sep 5 - Fri, Sep 11
Delta Logo
1:06 pm - 11:57 pmONT  Ontario-RDU Raleigh-Durham
7h 51m1 stop Salt Lake City
Delta Logo
7:20 am - 12:14 pmRDU  Raleigh-Durham-ONT Ontario
7h 54m1 stop Salt Lake City
$328Delta
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
10:10 pm - 8:26 amONT  Ontario-RDU Raleigh-Durham
7h 16m1 stop Charlotte Douglas
American Airlines Logo
7:20 pm - 11:52 pmRDU  Raleigh-Durham-ONT Ontario
7h 32m1 stop Dallas/Fort Worth
$333American Airlines
Sat, Oct 24 - Mon, Oct 26
Southwest Logo
5:30 am - 3:20 pmONT  Ontario-RDU Raleigh-Durham
6h 50m1 stop Phoenix Sky Harbor Intl
Southwest Logo
5:50 am - 9:55 amRDU  Raleigh-Durham-ONT Ontario
7h 05m1 stop Denver Intl
$347Southwest
Sat, Oct 24 - Mon, Oct 26
Southwest Logo
8:20 am - 6:30 pmONT  Ontario-RDU Raleigh-Durham
7h 10m1 stop Chicago Midway
Southwest Logo
6:25 am - 10:45 amRDU  Raleigh-Durham-ONT Ontario
7h 20m1 stop Dallas Love Field
$347Southwest
Sat, Nov 14 - Thu, Nov 19
American Airlines Logo
12:59 pm - 11:09 pmONT  Ontario-RDU Raleigh-Durham
7h 10m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:35 am - 12:03 pmRDU  Raleigh-Durham-ONT Ontario
7h 28m1 stop Phoenix Sky Harbor Intl
$347American Airlines
Thu, Aug 27 - Mon, Aug 31
Alaska Airlines Logo
6:31 pm - 5:49 pmONT  Ontario-RDU Raleigh-Durham
20h 18m2 stops Santa Rosa Sonoma County San Diego
Alaska Airlines Logo
6:49 pm - 11:18 amRDU  Raleigh-Durham-ONT Ontario
19h 29m1 stop Seattle/Tacoma Intl
$393Alaska Airlines
Fri, Nov 6 - Tue, Nov 10

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Frontier flights from Ontario to Raleigh

Our best Frontier deals on Ontario to Raleigh flight tickets
Frontier
Sep 3
ONT9:33 amOntario
8h 31m
1 stop
RDU9:04 pmRaleigh-Durham
Sep 10
RDU11:55 amRaleigh-Durham
9h 44m
1 stop
ONT6:39 pmOntario
$227
Frontier
Aug 25
ONT6:00 amOntario
10h 09m
1 stop
RDU7:09 pmRaleigh-Durham
Aug 29
RDU10:50 amRaleigh-Durham
11h 11m
1 stop
ONT7:01 pmOntario
$228
Frontier
Sep 19
ONT6:15 amOntario
8h 07m
1 stop
RDU5:22 pmRaleigh-Durham
Sep 26
RDU12:21 pmRaleigh-Durham
7h 25m
1 stop
ONT4:46 pmOntario
$229

Delta flights from Ontario to Raleigh

Our best Delta deals on Ontario to Raleigh flight tickets
Delta
Sep 5
ONT7:05 amOntario
7h 03m
1 stop
RDU5:08 pmRaleigh-Durham
Sep 11
RDU1:42 pmRaleigh-Durham
9h 23m
1 stop
ONT8:05 pmOntario
$325
Delta
Sep 5
ONT7:05 amOntario
8h 48m
1 stop
RDU6:53 pmRaleigh-Durham
Sep 7
RDU5:10 amRaleigh-Durham
8h 32m
1 stop
ONT10:42 amOntario
$335

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Raleigh 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, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Ontario to Raleigh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 9/3

9:33 am-9:04 pm

1 stop8h 31m

Raleigh-Durham

Thu 9/10

11:55 am-6:39 pm

1 stop9h 44m

$227

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 8/27

6:00 am-6:59 pm

1 stop9h 59m

Raleigh-Durham

Mon 8/31

7:54 pm-11:50 pm

1 stop6h 56m

$228

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 9/19

6:15 am-5:22 pm

1 stop8h 07m

Raleigh-Durham

Mon 9/21

7:13 pm-11:16 am

1 stop19h 03m

$293

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 9/5

7:05 am-5:08 pm

1 stop7h 03m

Raleigh-Durham

Fri 9/11

1:42 pm-8:05 pm

1 stop9h 23m

$325

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 9/5

1:06 pm-11:57 pm

1 stop7h 51m

Raleigh-Durham

Wed 9/9

7:20 am-12:14 pm

1 stop7h 54m

$328

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 10/24

10:10 pm-8:26 am

1 stop7h 16m

Raleigh-Durham

Mon 10/26

7:20 pm-11:52 pm

1 stop7h 32m

$333
Quickest round-trip

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 10/24

5:30 am-3:20 pm

1 stop6h 50m

Raleigh-Durham

Mon 10/26

5:50 am-9:55 am

1 stop7h 05m

$347

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Sat 11/14

8:20 am-6:30 pm

1 stop7h 10m

Raleigh-Durham

Thu 11/19

6:25 am-10:45 am

1 stop7h 20m

$347

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Thu 8/27

12:59 pm-11:09 pm

1 stop7h 10m

Raleigh-Durham

Mon 8/31

7:35 am-12:03 pm

1 stop7h 28m

$347

OntarioRaleigh

ONT Ontario - RDU Raleigh-Durham

ONTRDU

Ontario

Fri 11/6

6:31 pm-5:49 pm

2 stops20h 18m

Raleigh-Durham

Tue 11/10

6:49 pm-11:18 am

1 stop19h 29m

$393

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Raleigh from

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

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 $294 to $417.
The lowest price recently found on this route was $227.

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 $428. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $548. 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 $310. 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 $486.

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 $398 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

Fastest flight time

6h 52m

Direct flights

None
The fastest flight from Ontario to Raleigh takes 6h 52m
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 52m 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?

  • 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?

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
FrontierPriceFrom $155Free CancellationRating
5.6
2,733 reviews
Search Frontier flights
DeltaPriceFrom $168Free CancellationRating
7.8
8,491 reviews
Search Delta flights
American AirlinesPriceFrom $222Free CancellationRating
7.1
11,848 reviews
Search American Airlines flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
10,058 reviews
Search United Airlines flights
SouthwestPriceFrom $292Free CancellationRating
8.0
4,220 reviews
Search Southwest flights

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Durham
Danville
Cary
Rocky Mount
Wilson
Goldsboro
Chapel Hill
Garner
Morrisville
Smithfield
Roanoke Rapids
South Hill
Southern Pines
Sanford
Wake Forest
Dunn
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.

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