$51 Cheap Flights from Chicago (ORD) to Raleigh (RDU)

View $51 flight on Sun, May 25, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Raleigh-Durham International Airport (RDU)

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Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Raleigh (ORD-RDU)

Prices were available within the past 7 days and start at $51 for one-way flights and $112 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jul 3 - Fri, Jul 4
ORD
Chicago
RDU
Raleigh
$112 Roundtrip, found 12 hours ago
$112
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, Jul 3 from Chicago to Raleigh, returning Fri, Jul 4, priced at $112 found 12 hours ago
Frontier Airlines
Sun, May 25 - Thu, May 29
ORD
Chicago
RDU
Raleigh
$113 Roundtrip, found 2 hours ago
$113
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, May 25 from Chicago to Raleigh, returning Thu, May 29, priced at $113 found 2 hours ago
Frontier Airlines
Thu, Aug 7 - Thu, Aug 7
ORD
Chicago
RDU
Raleigh
$117 Roundtrip, found 6 hours ago
$117
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Thu, Aug 7 from Chicago to Raleigh, returning Thu, Aug 7, priced at $117 found 6 hours ago
Frontier Airlines
Thu, Jul 3 - Thu, Jul 10
ORD
Chicago
RDU
Raleigh
$118 Roundtrip, just found
$118
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 3 from Chicago to Raleigh, returning Thu, Jul 10, priced at $118 just found
Frontier Airlines
Thu, Jul 3 - Thu, Jul 10
ORD
Chicago
RDU
Raleigh
$122 Roundtrip, just found
$122
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 3 from Chicago to Raleigh, returning Thu, Jul 10, priced at $122 just found
Frontier Airlines
Sun, May 25 - Fri, Jul 4
ORD
Chicago
RDU
Raleigh
$130 Roundtrip, found 4 days ago
$130
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, May 25 from Chicago to Raleigh, returning Fri, Jul 4, priced at $130 found 4 days ago
Frontier Airlines
Sun, May 25 - Fri, May 30
ORD
Chicago
RDU
Raleigh
$131 Roundtrip, found 4 hours ago
$131
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sun, May 25 from Chicago to Raleigh, returning Fri, May 30, priced at $131 found 4 hours ago
Spirit Airlines
Thu, May 29 - Thu, Jun 5
ORD
Chicago
RDU
Raleigh
$132 Roundtrip, found 1 hour ago
$132
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, May 29 from Chicago to Raleigh, returning Thu, Jun 5, priced at $132 found 1 hour ago
Spirit Airlines
Thu, May 29 - Mon, Jun 2
ORD
Chicago
RDU
Raleigh
$133 Roundtrip, just found
$133
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, May 29 from Chicago to Raleigh, returning Mon, Jun 2, priced at $133 just found
Frontier Airlines
Sun, May 25 - Thu, May 29
ORD
Chicago
RDU
Raleigh
$134 Roundtrip, found 2 hours ago
$134
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, May 25 from Chicago to Raleigh, returning Thu, May 29, priced at $134 found 2 hours ago
Flights from Chicago (ORD) to Raleigh (RDU)
Origin airport
O'Hare Intl.
Destination airport
Raleigh - Durham Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$112
Distance
645 mi

Chicago to Raleigh Flights

The cheapest times to fly from Chicago 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 Chicago to Raleigh are during the month of July. You can find some of the cheapest flights from Chicago to Raleigh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Raleigh

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago to Raleigh in 2025. You can also book with separate airlines for your outbound and return journeys, from $51 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 Chicago 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 Chicago 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.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU) cost?
Pick up cheap return flights starting from $97 from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving ORD on May 25 2025 and touching down at RDU. The price was last updated on April 28 2025 and has not changed since.
What is the cheapest month to fly from ORD to RDU?
The cheapest flights from ORD to RDU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
Fly directly from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU) on an American Airlines flight.
What is the cheapest airline that flies from ORD to RDU?
Journey from ORD to RDU with Frontier Airlines. This carrier currently has the cheapest one-way ticket for this route, starting from $51. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ORD on May 25 2025. Prices were last updated on April 28 2025 and have not changed since.
How many flights per day from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
Each day on average, 7 nonstop flights take off from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU). Choose the departure date that best fits your schedule.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
The 8 AM departures from ORD to RDU are the top choice for many travelers. They can also be more expensive. If you’re looking to save, book during off-peak hours.
What day of the week has the most flights from ORD to RDU?
Travel on a Friday if you’re after the best selection of flights from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU).
What is the earliest flight from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
The earliest flight out of O’Hare Intl. Airport (ORD) is at around 8:04AM UTC-6. Board this plane and you’ll touch down at Raleigh - Durham Intl. Airport (RDU) at approximately 11:09AM UTC-5. The total flight duration is 2h 5m.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
The average flight duration from ORD to RDU is 2 hours and 4 minutes, covering a distance of 650 mi.
What airline has the least delays from ORD to RDU?
Consider traveling with Alaska Airlines if you’d like to go straight from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU) without any holdups. This airline has the best track record for punctuality, with an on-time score of 86%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
Choose a flight from O’Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Raleigh from O'Hare Intl. Airport (ORD)?
Raleigh - Durham Intl. Airport (RDU) is the only airport in Raleigh with direct flights from O’Hare Intl. Airport (ORD). Consider the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU) last-minute?
Booking your ticket from ORD to RDU just before your getaway is typically more expensive. But if there’s some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book an ORD to RDU flight and hotel package?
Compared with arranging hotels and flights separately, booking an ORD to RDU flight and hotel package with Expedia could result in significant savings. What’s more, managing everything in one place will take the stress out of planning your trip. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Raleigh - Durham Intl. Airport (RDU)?
In most cases, you’re able to cancel or reschedule your ORD to RDU flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you want more details, visit our Customer Service portal.

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*Available to One Key members.