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Popular airlines from Ontario Intl. Airport (ONT) to Raleigh-Durham International Airport (RDU)

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Cheap Flights from Ontario Intl. Airport to Raleigh (ONT-RDU)

Prices were available within the past 7 days and start at $138 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Tue, Nov 3 - Wed, Nov 11

ONT

Ontario

RDU

Raleigh

$223

Roundtrip

found 1 day ago

Tue, Nov 3 - Wed, Nov 11

ONT

Ontario

RDU

Raleigh

$224

Roundtrip

found 1 day ago

Sat, Nov 14 - Wed, Nov 18

ONT

Ontario

RDU

Raleigh

$225

Roundtrip

found 1 day ago

Thu, Nov 5 - Wed, Nov 11

ONT

Ontario

RDU

Raleigh

$252

Roundtrip

found 3 days ago

Wed, Oct 28 - Mon, Nov 2

ONT

Ontario

RDU

Raleigh

$255

Roundtrip

found 1 day ago

Thu, Nov 5 - Mon, Nov 9

ONT

Ontario

RDU

Raleigh

$262

Roundtrip

found 3 days ago

Tue, Dec 29 - Tue, Jan 12

ONT

Ontario

RDU

Raleigh

$487

Roundtrip

just found

Mon, May 17 - Mon, May 24

ONT

Ontario

RDU

Raleigh

$487

Roundtrip

just found

Mon, May 17 - Mon, May 24

ONT

Ontario

RDU

Raleigh

$487

Roundtrip

just found

Fri, Jan 29 - Mon, Feb 1

ONT

Ontario

RDU

Raleigh

$507

Roundtrip

found 1 hour ago

Alternative airports near Raleigh

Prices were available within the past 7 days. Prices and availability are subject to change.

RDU

Raleigh - Durham Intl.

CheapestClosest

20 min

Flights from $408

Find the cheapest month to fly from Ontario (ONT) to Raleigh (RDU)

March is typically the cheapest month to fly

From $201 - $456 per traveler.

What you need to know for your flight from Ontario Intl. Airport to Raleigh - Durham Intl.

Ontario (ONT) to Raleigh (RDU) at a glance

Travel from Ontario (ONT) to Raleigh (RDU) with a selection of airlines offering various weekly flights on this domestic long-haul route. You can choose between full-service and budget carriers to discover the itinerary that aligns best with your budget, preferences, and travel plans while you explore Raleigh's notable attractions and vibrant neighborhoods. Check out the essential details for flights departing from Los Angeles - Ontario International Airport (ONT) to Raleigh - Durham International Airport (RDU).

Fastest flight duration: around 6h 30m non-stop
Route distance: roughly 2,200 miles (3,540 km)
Flights per week: around 15+ flights with multiple daily departures on average
Typical fares (one-way): economy tickets often range from $110–$505, depending on seasonality and how far ahead you book

Flights from Los Angeles - Ontario International Airport (ONT) to Raleigh - Durham International Airport (RDU)

According to recent traveler bookings, here are the top airlines preferred for flights from Ontario to Raleigh, featuring both non-stop and one-stop options. Popular layover spots include Charlotte-Douglas International Airport (CLT) with an approximately 1h 15m layover, Denver International Airport (DEN) at about 1h 30m, and Dallas-Fort Worth International Airport (DFW) with a 2-hour layover. This variety allows you to mix and match pricing, total travel time, and cabin class to secure the best itinerary for your needs.

American Airlines: This full-service airline provides one-stop flights, with one-way ticket prices typically falling between $140 and $530. It represents about 35% of the departures on this route, featuring an in-flight duration of 5 hours and 30 minutes, totaling around 7 hours when including layover time.
Southwest Airlines: A budget-friendly carrier, Southwest offers one-stop service with one-way fares generally ranging from $135 to $530. It makes up roughly 23% of the flights on this route, maintaining an in-flight time of 5 hours and 30 minutes, with an overall journey time of about 7 hours, including layovers.
Delta: As a full-service airline, Delta provides one-stop options with one-way fares typically priced between $150 and $595. This airline accounts for around 16% of the departures, featuring an in-flight time of 5 hours and 30 minutes and a total travel time of approximately 7 hours, including layovers.
United: Offering both non-stop and one-stop service, United is a full-service airline with one-way fares ranging from $135 to $705. It constitutes about 13% of the departures on this route and features a typical one-stop journey with a 5-hour and 30-minute flight time, leading to a total travel time of around 7 hours.
Frontier Airlines: This low-cost carrier offers one-stop flights, with one-way fares usually between $110 and $270. Frontier accounts for approximately 12% of the departures, providing an in-flight duration of 5 hours and 30 minutes, and a total journey time of roughly 7 hours, including layover periods.

Travelers have the option to enhance their journey from Ontario to Raleigh with upgraded flight choices. Major airlines such as Delta provide both first class and premium economy cabins, while United and American Airlines exclusively feature first class service.

Best time to fly from Ontario (ONT) to Raleigh (RDU)

The most popular months for travelers flying from Ontario to Raleigh are January, March, and April, when peak temperatures in Raleigh reach up to 61°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 73°F. For better deals, February usually offers the lowest average one-way fare around $226. Flight availability peaks in December, with approximately 21 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 12 flights per week.

Cheapest time to fly: February usually offers good deals with average one-way fare around $226, roughly 9% cheaper than the yearly average.
More budget-friendly months to fly: November, September, and August typically offer average one-way fares roughly ranging from $230 to $242.
Most flight options: December has the highest number of flights from Ontario to Raleigh, with approximately 21 flights per week, giving you more flexibility in scheduling your trip.

Month	Temperature	Demand	Weekly Flights	Average one-way Fare
January	41.5°F (5.3°C)	Moderately High	17	$279
February	45.1°F (7.3°C)	Average	12	$226
March	51.4°F (10.8°C)	Moderately High	14	$263
April	61.0°F (16.1°C)	Moderately High	18	$274
May	69.1°F (20.6°C)	Moderately Low	17	$249
June	76.6°F (24.8°C)	Average	18	$243
July	79.9°F (26.6°C)	Average	18	$242
August	78.3°F (25.7°C)	Moderately Low	17	$242
September	73.0°F (22.8°C)	Moderately Low	17	$234
October	62.8°F (17.1°C)	Average	19	$255
November	51.8°F (11.0°C)	Average	20	$230
December	46.0°F (7.8°C)	Average	21	$277

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Ontario (ONT) to Raleigh (RDU)

Ontario to Greensboro (ONT-GSO): Piedmont Triad International Airport (GSO) lies approximately 66 miles from Raleigh - Durham International Airport (RDU). One-way economy fares for this route generally fall between $155 and $465, varying with the season and timing of the booking. Travelers can expect primarily one-stop options, with common layovers at Hartsfield-Jackson Atlanta International Airport (ATL) and Dallas-Fort Worth International Airport (DFW). Leading airlines on this route include Delta and American Airlines. Additionally, first class is offered on this route.
Ontario to Fayetteville (ONT-FAY): Fayetteville Regional Airport (FAY) is located about 61 miles from Raleigh - Durham International Airport (RDU). One-way economy tickets on this route typically range from $190 to $515, influenced by the season and booking period. Options for this route include both one-stop and multi-stop flights, with popular layovers at Charlotte-Douglas International Airport (CLT) and Hartsfield-Jackson Atlanta International Airport (ATL). The main carriers on this route are American Airlines and Delta. First class service is also available.
Orange County to Raleigh (SNA-RDU): John Wayne Airport (SNA) is situated roughly 31 miles from Los Angeles - Ontario International Airport (ONT). One-way economy fares on this route usually range from $150 to $505, depending on the season and how far in advance you book. This route features both non-stop and one-stop services, with common layovers at Dallas-Fort Worth International Airport (DFW) and Sky Harbor International Airport (PHX). American Airlines and Delta are the top carriers for this route, and first class seating is also an option.

How to find the best prices for flights from Ontario (ONT) to Raleigh (RDU)

Getting some of the best deals on flights from Ontario to Raleigh is all about timing and flexibility. Here are some key tips to help you save:

Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book 2 to 8 weeks ahead. Early morning flights (12 AM-5 AM) often offer lower prices, while morning flights (5 AM-12 PM) are the most popular. Additionally, flying on Thursday can provide both cheaper fares and increased popularity among travelers.
Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Raleigh - Durham International Airport from Los Angeles - Ontario International Airport

Raleigh welcomes travelers from Ontario with a range of transport options based on price, convenience, and proximity. Raleigh city center is approximately a 20-minute drive (covering about 15 miles) from Raleigh - Durham International Airport, depending on traffic. Here's how to reach Raleigh efficiently:

Hotel transfer: Transfers offer a convenient way to reach your hotel in Raleigh, with private rides that can be arranged in advance.
Car rental: Renting a car from Raleigh - Durham International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Raleigh - Durham International Airport on Expedia.
Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
Public transportation: From Raleigh-Durham International Airport, Cary Station, a train station, is about 6 miles from the airport, providing convenient access to nearby destinations.

Frequently asked questions

How much does a flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) cost?

You can find cheap one-way flights from $138 and cheap return flights from $223 Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) with Expedia. One-way flights generally range between $206 and $1087, and roundtrip flights usually range from $364 to $1259. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

What is the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

January is the cheapest month to fly from Ontario to Raleigh, with average return fares around $350. This is about 17% lower than the average price throughout the year, as demand typically decreases after the holiday season. Other affordable months to consider are August and September.*Averages based on flights available on Expedia in the last year.

Which airlines fly direct from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

Enter ONT to RDU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

How do I find cheap flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

To find a cheap flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

What is the best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

The best times to fly from Ontario, CA (ONT) to Raleigh, NC (RDU) are January and August. Average return flight prices are around $350, making these months budget-friendly. January is often quieter after the holiday rush, while August offers warm weather, making it a great time to explore North Carolina.*Prices based on flights available on Expedia in the last year.

What is the earliest flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

The earliest flight from Ontario, CA (ONT) to Raleigh, NC (RDU) typically departs at 12:45 AM, operated by Frontier Airlines. This seasonal service is active in April, allowing you to arrive in Raleigh early in the morning. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

What are the most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

The most popular departure times for flights from Ontario (ONT) to Raleigh (RDU) are in the early morning, from 6am to 9am. About 33% of passengers prefer this time window. Many major carriers, including Southwest, American Airlines, and United Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Raleigh with time to spare.

How long does it take to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

A flight from ONT to RDU with a layover takes around 7 hours, with the route covering approximately 2,186 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Can you fly business or first class from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

First class is available on flights from ONT to RDU. First class cabins are available on:

American Airlines
Delta Air Lines
United Airlines

How do I earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) flight with Expedia?

It's easy to earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

What airports do you fly into for Raleigh from Los Angeles - Ontario Intl. (ONT)?

If you're planning to travel to Raleigh from Los Angeles - Ontario Intl. (ONT), you can fly into Raleigh - Durham Intl. (RDU) Some flights may connect through major hubs like Denver Intl. (DEN), San Francisco Intl. (SFO), Harry Reid Intl. (LAS) before reaching Raleigh. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Is it cheaper to buy a plane ticket from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) at the last minute?

Typically, booking a last minute flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Is it cheaper to book a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) flight and hotel package?

Securing a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) Raleigh Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Can I cancel or change the date of my flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?

If you booked your Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport	Ontario Intl. Airport
Destination airport	Raleigh - Durham Intl.
Airlines serving	Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price	$223
Distance	2185 mi

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Ontario Intl. Airport to Raleigh Flights

The cheapest times to fly from Ontario Intl. Airport to Raleigh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario Intl. Airport to Raleigh are during the month of November. You can find some of the cheapest flights from Ontario Intl. Airport to Raleigh with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Ontario Intl. Airport to Raleigh

Sunday is one of the best days to book for cheap flights from Ontario Intl. Airport to Raleigh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Ontario Intl. Airport to Raleigh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario Intl. Airport to Raleigh in 2026. You can also book with separate airlines for your outbound and return journeys, from $138 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario Intl. Airport to Raleigh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario Intl. Airport to Raleigh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

*Flight schedules are subject to change.

*Available to One Key members.

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Flights

$138 Cheap Flights from Ontario Intl. Airport (ONT) to Raleigh (RDU)

Popular airlines from Ontario Intl. Airport (ONT) to Raleigh-Durham International Airport (RDU)

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Book smarter

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Cheap Flights from Ontario Intl. Airport to Raleigh (ONT-RDU)

Alternative airports near Raleigh

Find the cheapest month to fly from Ontario (ONT) to Raleigh (RDU)

March is typically the cheapest month to flyMarch is typically the cheapest month to fly

What you need to know for your flight from Ontario Intl. Airport to Raleigh - Durham Intl.

Ontario (ONT) to Raleigh (RDU) at a glance

Flights from Los Angeles - Ontario International Airport (ONT) to Raleigh - Durham International Airport (RDU)

Best time to fly from Ontario (ONT) to Raleigh (RDU)

Alternative routes from Ontario (ONT) to Raleigh (RDU)

How to find the best prices for flights from Ontario (ONT) to Raleigh (RDU)

Arriving at Raleigh - Durham International Airport from Los Angeles - Ontario International Airport

Frequently asked questions

Travel information

Book with confidence

Ontario Intl. Airport to Raleigh Flights

Explore a world of travel with Expedia

March is typically the cheapest month to fly