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$78+ Cheap flights from Chicago (CHI) to Raleigh (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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RDU
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Raleigh-Durham are usually found in July or November, booked 41 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Chicago to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 September 14, 2025.

Round-trip from

$107
(Frontier)

One-way from

$78
(CheapOair)

Popular in

March

Cheapest in

July

Average price

$246

Good round-trip deal

$163 or less

Good one-way deal

$108 or less
From Chicago (CHI) to Raleigh-Durham
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One-way flight from Chicago (CHI) to Raleigh-Durham
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Highest demand for flights based on searches. 21% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Raleigh-Durham.
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Price to beat on a one-way flight from Chicago (CHI) to Raleigh-Durham.
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Find flight deals from Chicago to Raleigh

Cheapest flights from Chicago to Raleigh
Explore the most affordable flight options available from Chicago to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This CheapOair deal was found by Cheapflights users on 9/12. 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.
Fri 10/102:41 pmORD - RDU
Nonstop2h 06mFrontier
Mon 10/132:27 pmRDU - ORD
Nonstop2h 22mFrontier
Deal found 9/12$107
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:41 pmORD - RDU
Nonstop2h 06mFrontier
Sun 10/126:42 pmRDU - ORD
1 stop6h 44mFrontier
Deal found 9/12$108
This CheapOair deal was found by Cheapflights users on 9/12. 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 10/28:05 amORD - RDU
1 stop8h 06mFrontier
Mon 10/63:35 pmRDU - ORD
Nonstop2h 16mFrontier
Deal found 9/12$109
This Flightnetwork deal was found by Cheapflights users on 9/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:10 amORD - RDU
1 stop6h 28mFrontier
Sun 10/53:35 pmRDU - ORD
Nonstop2h 16mFrontier
Deal found 9/12$110
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:49 pmORD - RDU
1 stop20h 24mFrontier
Sun 10/53:35 pmRDU - ORD
Nonstop2h 16mFrontier
Deal found 9/13$112
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:41 pmORD - RDU
Nonstop2h 06mFrontier
Mon 10/136:42 pmRDU - ORD
1 stop7h 02mFrontier
Deal found 9/12$113
This Frontier deal was found by Cheapflights users on 9/12. 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.
Mon 11/101:50 pmORD - RDU
Nonstop2h 06mFrontier
Wed 11/196:10 amRDU - ORD
1 stop6h 04mFrontier
Deal found 9/12$114
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/242:41 pmORD - RDU
Nonstop2h 06mFrontier
Sat 10/2510:30 amRDU - ORD
1 stop6h 09mFrontier
Deal found 9/13$116
This Southwest deal was found by Cheapflights users on 9/12. 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 12/1010:00 amMDW - RDU
Nonstop2h 00mSouthwest
Sat 12/135:10 pmRDU - MDW
Nonstop2h 05mSouthwest
Deal found 9/12$117
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/256:20 pmORD - RDU
Nonstop2h 23mUnited Airlines
Sat 11/16:30 amRDU - ORD
Nonstop2h 26mUnited Airlines
Deal found 9/12$117
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 9/288:05 amORD - RDU
1 stop8h 06mFrontier
Mon 10/63:35 pmRDU - ORD
Nonstop2h 16mFrontier
Deal found 9/13$119
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:41 pmORD - RDU
Nonstop2h 06mFrontier
Mon 10/275:39 pmRDU - ORD
1 stop8h 20mFrontier
Deal found 9/13$122

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated September 14, 2025.
Use the filters below to find and compare flights from Chicago to Raleigh that are best for you.

Fly from

Chicago

Fly to

Raleigh

Route

Depart

Return

Price

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 10/16

7:15 am-10:26 am

Nonstop2h 11m

Raleigh-Durham

Sat 10/18

5:27 pm-6:50 pm

Nonstop2h 23m

$133

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Mon 10/6

7:15 am-10:26 am

Nonstop2h 11m

Raleigh-Durham

Wed 10/8

6:15 am-7:38 am

Nonstop2h 23m

$133

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Wed 10/15

8:05 am-3:37 pm

1 stop6h 32m

Raleigh-Durham

Fri 10/17

7:15 pm-11:46 pm

1 stop5h 31m

$136

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Sat 10/18

9:55 am-12:45 pm

Nonstop1h 50m

Raleigh-Durham

Wed 10/22

6:30 pm-7:30 pm

Nonstop2h 00m

$139

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Sun 9/28

6:21 am-5:11 pm

1 stop9h 50m

Raleigh-Durham

Mon 10/6

6:22 am-4:25 pm

1 stop11h 03m

$144

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 10/2

6:20 am-5:38 pm

1 stop10h 18m

Raleigh-Durham

Fri 10/3

10:48 am-8:52 pm

1 stop11h 04m

$144

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Fri 10/24

12:03 pm-6:20 pm

1 stop5h 17m

Raleigh-Durham

Mon 10/27

7:15 pm-11:46 pm

1 stop5h 31m

$144

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Sun 9/28

6:21 am-5:11 pm

1 stop9h 50m

Raleigh-Durham

Sun 9/28

8:57 pm-7:23 am

1 stop11h 26m

$145

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 11/6

9:45 am-12:40 pm

Nonstop1h 55m

Raleigh-Durham

Sat 11/8

5:10 pm-6:15 pm

Nonstop2h 05m

$147

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Sat 10/25

9:55 am-12:45 pm

Nonstop1h 50m

Raleigh-Durham

Sun 10/26

6:00 am-6:55 am

Nonstop1h 55m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 45 results
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The best insider tips for Chicago to Raleigh flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago to Raleigh trip
Airports
ORD

Avoid long walks by using the free shuttle train between terminals at ORD, especially if you need to switch terminals.

Read more about ORDby Ramsey Qubein
MDW

Use the airport’s mobile system to order food directly to your gate, saving time and ensuring you don't miss boarding.

Read more about MDWby Ramsey Qubein
RDU

For easy access to Raleigh, use rideshare apps like Uber or Lyft, which pick up from pre-arranged zones at RDU.

Read more about RDUby John Walton
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD and MDW

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
John Walton

John Walton

Expert on RDU

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Best time to book a flight from Chicago to Raleigh

Have a flexible travel schedule? Discover the best time to fly to Raleigh from Chicago with our price prediction graph.
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 Chicago to Raleigh

How far ahead should I book a flight from Chicago to Raleigh?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Raleigh. Price data was last updated on September 12, 2025.

The best time to book flights from Chicago to Raleigh is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago to Raleigh?

Currently, August is the cheapest month in which you can book a flight from Chicago to Raleigh (average of $206). Flying from Chicago to Raleigh in March is currently the most expensive (average of $293). 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.

What is the cheapest time of day to fly from CHI to RDU?

Find hourly flight availability from Chicago to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 14, 2025.

It’s optimal to fly from Chicago to Raleigh at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Chicago to Raleigh?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Raleigh. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Chicago to Raleigh flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Raleigh

Explore weekly flight availability from Chicago to Raleigh. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 14, 2025.

The most flights from CHI to RDU are scheduled on a Sunday (34 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (24 on average).

How much does it cost to fly round-trip from Chicago to Raleigh?

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 September 14, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Chicago to Raleigh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,245 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,931 reviews
Southwest
8.0
Very good
4,245 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,245 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,173 reviews
Southwest
8.0
Very good
4,245 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Chicago to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Raleigh from Chicago?

    Raleigh-Durham (RDU) is the airport you will fly into if you book a flight from Chicago to Raleigh. You should not have trouble finding flights to Raleigh-Durham from Chicago; the airport handles an average of 28 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Raleigh airport from Chicago. It is only a 11.1 mi journey from Raleigh-Durham (RDU) to Raleigh’s city center.

  • How long is the flight from Chicago to Raleigh?

    United Airlines, Frontier, and Southwest can get you from Chicago to Raleigh in just under 1h 50m. Your travel time can differ by up to 4h 42m. The distance between Chicago and Raleigh is about 631 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago to Raleigh round-trip?

    Currently priced at $64, Frontier will fly you from Chicago to Raleigh and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Southwest - these airlines can fly you to your destination from $158 and $161, respectively. These flights start at 77% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Chicago to Raleigh one-way?

    $78 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $80 and $80, respectively.

  • What are the most reliable airlines from Chicago to Raleigh?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Raleigh on time: United Airlines (83%), Air New Zealand (76%), ANA (74%).

  • What are the cheapest flights from Chicago to Raleigh?

    Looking at all options, your cheapest flight can be booked for $61. While the most popular route (Chicago O'Hare Intl - Raleigh-Durham) can be booked for $94 on average, our data indicates $342 when flying from Chicago to Raleigh.

  • Can I find deals for flights from Chicago to Raleigh that include hotel bookings?

    Yes. In addition to deals on Chicago to Raleigh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Raleigh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Raleigh.

  • Can I find deals for business class flights from Chicago to Raleigh?

    Yes. Cheapflights offers flight deals from Chicago to Raleigh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Raleigh?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Raleigh (average of $206). Flying from Chicago to Raleigh in March is currently the most expensive (average of $293). 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.

See more FAQs

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Dunn
Cary
Smithfield
Rocky Mount
Garner
Chapel Hill
Goldsboro
Morrisville
Apex
Henderson
Wilson
Danville
Wake Forest
Pinehurst
South Hill
Holly Springs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Raleigh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Chicago to Raleigh

Discover the top 4 airlines that operate flights from Chicago 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 2,558,603 searches. Data last updated September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$202FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$303FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$161Average$361FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$163Average$319FlexibilityNo cancel feeOn-time69%

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