£236 Cheap Flights from Raleigh (RDU) to Ontario Intl. Airport (ONT)

You can find one-way and return flights from RDU to ONT with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when RDU to ONT ticket fares go up or down.

January is typically the cheapest month to fly from Raleigh - Durham Intl. (RDU) to Ontario Intl. Airport (ONT), with average return fares around £240. January often sees lower prices because it falls after the busy holiday travel season, when demand tends to decrease and airlines offer more competitive fares. August and September are also good months to find deals on this route.

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

Southwest Airlines is one of the cheapest airlines offering connecting return flights from Raleigh - Durham Intl. (RDU) to Ontario Intl. Airport (ONT), with tickets starting from around £139 for flights that can be booked for departure within the next year. These flights typically include a layover in Nashville Intl. (BNA). These prices are for economy/coach class tickets per adult. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Raleigh, NC (RDU) to Ontario Intl. Airport (ONT), 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.

The cheapest months to fly from Raleigh - Durham Intl. (RDU) to Ontario Intl. Airport (ONT) are typically January and August, with average return flights around £240. These months often see lower demand, which can lead to more affordable fares.

The earliest flight from Raleigh - Durham Intl. (RDU) to Ontario Intl. Airport (ONT) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active in January, June, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

There are no nonstop flights from Raleigh - Durham Intl. (RDU) to Ontario Intl. Airport (ONT). Flights with one stop typically take around 7 hours 30 minutes. If you have two or more stops, your journey will be longer, usually around 12 hours 30 minutes. The distance covered on this route is approximately 3,518 kilometers. Keep in mind that these are average times, and your actual travel duration can vary due to factors like layover length, routing, and weather conditions.

Select the "Business class" and "First class" filters when looking for Raleigh, NC (RDU) to Ontario Intl. Airport (ONT) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.

It's easy to earn miles on a Raleigh, NC (RDU-Raleigh - Durham Intl.) to Ontario Intl. Airport (ONT) 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.

If you're planning to travel to Ontario from Raleigh - Durham Intl. (RDU), you can fly directly into Los Angeles - Ontario Intl. (ONT). Some flights may connect through major hubs like O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA), or Washington Dulles Intl. (IAD) before reaching Ontario. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Raleigh, NC (RDU-Raleigh - Durham Intl.) to Ontario Intl. Airport (ONT) 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.

Securing a Raleigh, NC (RDU-Raleigh - Durham Intl.) to Ontario Intl. Airport (ONT) flight and hotel package 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.

If you booked your Raleigh, NC (RDU) to Ontario Intl. Airport (ONT) 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.