$100+ Cheap flights from Ontario to Raleigh (ONT - RDU)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — RDU
Sep 24 — Oct 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Raleigh with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Raleigh
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to RaleighExplore the most affordable flight options available from Ontario to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Ontario to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 am -
1 stop8h 07m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
1 stop8h 13m
Sat 11/75:19 pm -
1 stop9h 32m
Deal found 8/22![Frontier logo]()
$205
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:15 am -
1 stop8h 07m
Sat 9/196:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$210
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:15 am -
1 stop8h 07m
Mon 10/56:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$212
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:15 am -
1 stop8h 07m
Sat 9/196:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$213
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 am -
1 stop8h 07m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am -
1 stop8h 07m
Mon 9/1411:55 am -
2 stops25h 35m
Deal found 8/20![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:25 am -
1 stop8h 13m
Fri 10/307:37 pm -
1 stop31h 14m
Deal found 8/23![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:45 am -
1 stop26h 37m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/21![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:15 am -
1 stop8h 07m
Sat 10/105:19 pm -
1 stop9h 31m
Deal found 8/21![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am -
1 stop8h 07m
Fri 9/116:17 pm -
1 stop19h 13m
Deal found 8/20![Frontier logo]()
$227
Best flights from Ontario to RaleighDiscover carefully curated flight deals from Ontario to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Ontario to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:45 am -
2 stops9h 15m
Sat 10/107:00 am -
2 stops14h 20m
Deal found 8/21![Southwest logo]()
$369
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:04 pm -
1 stop7h 55m
Thu 9/101:42 pm -
1 stop9h 23m
Deal found 8/21![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
1 stop6h 49m
Sat 10/311:30 am -
2 stops12h 28m
Deal found 8/23![United Airlines logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:27 pm -
2 stops22h 43m
Sun 9/277:13 pm -
1 stop19h 01m
Deal found 8/21![Alaska Airlines logo]()
$491
This Southwest deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:40 am -
2 stops8h 45m
Mon 9/144:20 pm -
2 stops8h 55m
Deal found 8/20![Southwest logo]()
$442
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:00 am -
2 stops9h 41m
Mon 11/210:00 am -
3 stops13h 15m
Deal found 8/23![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:00 pm -
1 stop9h 42m
Tue 9/221:42 pm -
1 stop9h 42m
Deal found 8/23![Delta logo]()
$498
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:20 am -
2 stops9h 30m
Tue 9/2910:55 am -
2 stops9h 40m
Deal found 8/19![Southwest logo]()
$459
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:25 am -
1 stop10h 05m
Mon 11/910:00 am -
3 stops13h 15m
Deal found 8/21![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:04 pm -
1 stop7h 55m
Sun 9/275:15 am -
1 stop8h 54m
Deal found 8/19![Delta logo]()
$501
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:20 am -
2 stops10h 15m
Sun 10/185:30 am -
2 stops9h 40m
Deal found 8/23![Southwest logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am -
1 stop6h 49m
Tue 10/135:01 pm -
1 stop8h 48m
Deal found 8/21![United Airlines logo]()
$502
Last-minute flights from Ontario to RaleighDiscover last-minute flight deals from Ontario to Raleigh. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Raleigh. Data last updated August 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am -
1 stop8h 07m
Mon 9/1411:55 am -
2 stops25h 35m
Deal found 8/20![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am -
1 stop8h 07m
Fri 9/116:17 pm -
1 stop19h 13m
Deal found 8/20![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:45 am -
1 stop26h 37m
Wed 9/169:35 pm -
2 stops15h 55m
Deal found 8/19![Frontier logo]()
$239
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:15 am -
1 stop8h 07m
Sat 9/196:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$213
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:15 am -
1 stop8h 07m
Sat 9/196:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:45 am -
1 stop21h 46m
Wed 9/2310:07 am -
2 stops16h 40m
Deal found 8/19![Frontier logo]()
$233
This Frontier deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:11 pm -
1 stop12h 59m
Tue 9/2212:21 pm -
1 stop7h 25m
Deal found 8/24![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:45 am -
1 stop26h 37m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/21![Frontier logo]()
$225
This Trip.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 am -
1 stop8h 07m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 am -
1 stop8h 07m
Sat 10/36:17 pm -
1 stop8h 30m
Deal found 8/22![Frontier logo]()
$193
One-way flights from Ontario to RaleighSearch for one-way flight options from Ontario to Raleigh. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Ontario to Raleigh. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 am -
1 stop8h 07m
Deal found 8/21![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:45 am -
2 stops29h 53m
Deal found 8/23![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:45 am -
1 stop21h 46m
Deal found 8/20![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:15 am -
1 stop8h 07m
Deal found 8/21![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop12h 49m
Deal found 8/22![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:46 pm -
1 stop12h 24m
Deal found 8/21![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:45 am -
2 stops21h 53m
Deal found 8/21![Frontier logo]()
$126
This CheapOair deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:52 am -
1 stop27h 50m
Deal found 8/21![Frontier logo]()
$130
Find flight deals from Ontario to Raleigh
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Raleigh (RDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $193 (Kiwi.com) |
One-way from | $100 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $350 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated August 25, 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
Cheapest round-trip
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Sat 10/3
5:45 am-6:00 pm
2 stops9h 15m
Raleigh-Durham
Sat 10/10
7:00 am-6:20 pm
2 stops14h 20m
$369
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Wed 9/9
1:04 pm-11:59 pm
1 stop7h 55m
Raleigh-Durham
Thu 9/10
1:42 pm-8:05 pm
1 stop9h 23m
$377
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Wed 9/9
9:40 am-9:25 pm
2 stops8h 45m
Raleigh-Durham
Mon 9/14
4:20 pm-10:15 pm
2 stops8h 55m
$442
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Tue 9/29
6:00 am-3:49 pm
1 stop6h 49m
Raleigh-Durham
Sat 10/3
11:30 am-8:58 pm
2 stops12h 28m
$452
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Fri 9/25
6:20 am-6:50 pm
2 stops9h 30m
Raleigh-Durham
Tue 9/29
10:55 am-5:35 pm
2 stops9h 40m
$459
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Fri 10/16
5:20 am-6:35 pm
2 stops10h 15m
Raleigh-Durham
Sun 10/18
5:30 am-12:10 pm
2 stops9h 40m
$468
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Wed 10/28
5:00 am-5:41 pm
2 stops9h 41m
Raleigh-Durham
Mon 11/2
10:00 am-8:15 pm
3 stops13h 15m
$479
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Fri 11/6
9:25 am-10:30 pm
1 stop10h 05m
Raleigh-Durham
Mon 11/9
10:00 am-8:15 pm
3 stops13h 15m
$489
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Fri 9/25
4:27 pm-6:10 pm
2 stops22h 43m
Raleigh-Durham
Sun 9/27
7:13 pm-11:14 am
1 stop19h 01m
$491
OntarioRaleigh
ONT Ontario - RDU Raleigh-Durham
ONTRDU
Ontario
Mon 9/7
12:00 pm-12:42 am
1 stop9h 42m
Raleigh-Durham
Tue 9/22
1:42 pm-8:24 pm
1 stop9h 42m
$498
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Ontario to Raleigh
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Raleigh in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Raleigh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Raleigh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Raleigh flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Raleigh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Raleigh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Raleigh
Have a flexible travel schedule? Discover the best time to fly to Raleigh from Ontario with our price prediction graph.
ONT-RDU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Raleigh
How far ahead should I book a flight from Ontario to Raleigh?
To ensure you get the cheapest price possible for a flight from Ontario to Raleigh, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Ontario to Raleigh?
Currently, February is the cheapest month in which you can book a flight from Ontario to Raleigh (average of $292). Flying from Ontario to Raleigh in January is currently the most expensive (average of $497). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Ontario to Raleigh?
Airfare is below average for this route at the moment.
Ontario to Raleigh flights typically cost between $354 and $559 in September.The cheapest round-trip price found within the last 5 days was $193 on Frontier (Sep 30-Oct 3).
Reviews of airlines servicing Raleigh
Get insights into the airlines that provide service to Raleigh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Raleigh. Reviews last updated August 25, 2026.
Read through reviews of airlines operating flights from Ontario to Raleigh, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Raleigh?
Book flights to Raleigh if you plan to visit one of these locationsDanville
Rocky Mount
Smithfield
Selma
Goldsboro
Cary
Garner
Pinehurst
Dunn
Chapel Hill
Wake Forest
South Hill
Holly Springs
Morrisville
Roanoke Rapids
Henderson
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Raleigh flight routes
Alternative routes for Ontario to Raleigh
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Raleigh by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Raleigh by cabin class
Find flights from Ontario to Raleigh, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Raleigh flights
Browse other Ontario and Raleigh flight options. Last updated on August 25, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Raleigh
Explore flights to Raleigh departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Top 6 airlines flying from Ontario to Raleigh
Discover the top 6 airlines that operate flights from Ontario to Raleigh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$155 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$400 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$401 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$357 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$290 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$292 | Average$458 | FlexibilityNo cancel fee | On-time63% |