HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Durham

$64+ Cheap flights from Chicago (CHI) to Durham, NC

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RDU
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Durham 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.

Cheapflights Tip: The best prices from Chicago to Durham are usually found in October or July, booked 75 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Chicago to Durham

Cheapest flights from Chicago to Durham
Explore the most affordable flight options available from Chicago to Durham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Super.com deal was found by Cheapflights users on 12/8. 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.
Sun 12/216:10 amORD - RDU
Nonstop2h 05mFrontier
Mon 1/129:25 amRDU - ORD
Nonstop2h 28mFrontier
Deal found 12/8$143
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 12/146:00 amORD - RDU
Nonstop2h 05mFrontier
Fri 12/191:15 pmRDU - ORD
1 stop6h 18mFrontier
Deal found 12/7$147
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 12/164:22 pmORD - RDU
1 stop6h 50mFrontier
Wed 12/178:15 amRDU - ORD
1 stop7h 16mFrontier
Deal found 12/8$159
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 12/216:10 amORD - RDU
Nonstop2h 05mMultiple Airlines
Mon 1/123:50 pmRDU - ORD
1 stop17h 28mMultiple Airlines
Deal found 12/8$162
This CheapOair deal was found by Cheapflights users on 12/7. 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.
Tue 12/162:49 pmMDW - RDU
1 stop8h 23mFrontier
Tue 12/236:14 pmRDU - MDW
1 stop21h 23mFrontier
Deal found 12/7$163
This Frontier deal was found by Cheapflights users on 12/7. 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.
Sun 12/216:10 amORD - RDU
Nonstop2h 05mFrontier
Sat 1/106:00 amRDU - ORD
1 stop6h 35mFrontier
Deal found 12/7$166
This CheapOair deal was found by Cheapflights users on 12/7. 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.
Sun 12/216:10 amORD - RDU
Nonstop2h 05mFrontier
Thu 1/87:36 pmRDU - ORD
1 stop28h 20mFrontier
Deal found 12/7$167
This Super.com deal was found by Cheapflights users on 12/7. 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.
Wed 12/313:10 pmMDW - RDU
1 stop16h 18mFrontier
Thu 1/112:55 pmRDU - MDW
1 stop5h 43mFrontier
Deal found 12/7$169
This Booking.com deal was found by Cheapflights users on 12/8. 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.
Mon 12/155:00 amORD - RDU
1 stop10h 55mMultiple Airlines
Tue 12/168:15 amRDU - ORD
1 stop7h 57mMultiple Airlines
Deal found 12/8$173
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 12/216:10 amORD - RDU
Nonstop2h 05mFrontier
Wed 12/311:05 pmRDU - ORD
1 stop10h 19mFrontier
Deal found 12/8$174
This CheapOair deal was found by Cheapflights users on 12/7. 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.
Sun 12/146:00 amORD - RDU
Nonstop2h 05mFrontier
Thu 12/188:14 pmRDU - ORD
1 stop13h 38mFrontier
Deal found 12/7$175
This Super.com deal was found by Cheapflights users on 12/8. 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.
Sun 12/216:10 amORD - RDU
Nonstop2h 05mFrontier
Tue 12/305:24 pmRDU - ORD
Nonstop2h 28mFrontier
Deal found 12/8$177

Find flight deals from Chicago to Durham

Keep the following information in mind while searching for Chicago to Durham flight deals. Data was last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$125
(Frontier)

One-way from

$64
(Priceline)

Popular in

March

Cheapest in

October

Average price

$288
Provider with most accurate pricing for Chicago (CHI)-Raleigh-Durham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Raleigh-Durham flights.
Search Deals
From Chicago (CHI) to Durham
Search Deals
One-way flight from Chicago (CHI) to Durham
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Durham 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 December 9, 2025.
Use the filters below to find and compare flights from Chicago to Durham that are best for you.

Fly from

Chicago

Fly to

Durham

Route

Depart

Return

Price

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Wed 1/21

1:20 pm-11:51 pm

1 stop9h 31m

Raleigh-Durham

Fri 1/23

6:10 am-11:45 am

1 stop6h 35m

$128

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 2/7

12:00 pm-11:56 pm

2 stops10h 56m

Raleigh-Durham

Mon 2/9

9:56 pm-4:19 pm

1 stop19h 23m

$159

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 1/24

9:40 am-5:21 pm

1 stop6h 41m

Raleigh-Durham

Sat 1/31

10:00 am-5:43 pm

1 stop8h 43m

$161

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 2/27

6:00 pm-12:12 am

1 stop5h 12m

Raleigh-Durham

Sun 3/1

9:48 pm-9:38 am

1 stop12h 50m

$176

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 1/9

8:27 pm-10:52 am

1 stop13h 25m

Raleigh-Durham

Sun 1/11

10:11 pm-2:57 pm

2 stops17h 46m

$179

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 2/27

10:00 am-5:38 pm

1 stop6h 38m

Raleigh-Durham

Sat 2/28

6:15 am-11:58 am

1 stop6h 43m

$191

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 4/30

3:15 pm-11:44 pm

1 stop7h 29m

Raleigh-Durham

Tue 5/5

1:25 pm-7:26 pm

1 stop7h 01m

$191

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 1/17

9:40 am-5:21 pm

1 stop6h 41m

Raleigh-Durham

Sat 1/24

10:00 am-5:43 pm

1 stop8h 43m

$191

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Wed 12/24

6:02 pm-11:31 pm

1 stop4h 29m

Raleigh-Durham

Thu 1/1

5:30 am-9:01 am

1 stop4h 31m

$197

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Wed 12/24

6:37 pm-9:48 pm

Nonstop2h 11m

Raleigh-Durham

Thu 1/1

8:29 am-9:55 am

Nonstop2h 26m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight from Chicago to Durham

Have a flexible travel schedule? Discover the best time to fly to Durham 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 Durham

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Durham. Price data was last updated on December 5, 2025.

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Durham. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Chicago to Durham (average of $75). Flying from Chicago to Durham in March is currently the most expensive (average of $229). 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 DU8?

Find hourly flight availability from Chicago to Durham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 18% on flights from Chicago to Durham by exploring options for tickets in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Durham. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Chicago to Durham

Explore weekly flight availability from Chicago to Durham. 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 December 9, 2025.

The most flights from CHI to DU8 are scheduled on a Friday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

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

Reviews of airlines servicing Durham

Get insights into the airlines that provide service to Durham. 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 Durham. Reviews last updated December 9, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Chicago to Durham by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,252 reviews

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,252 reviews
Southwest
7.9
Good
4,252 reviews

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,088 reviews
Southwest
7.9
Good
4,252 reviews

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,043 reviews
Southwest
7.9
Good
4,252 reviews

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,085 reviews
Southwest
7.9
Good
4,252 reviews

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

  • How long is the flight from Chicago to Durham?

    There are many flights that can get you from Chicago to Durham in 1h 50m. Fly via Frontier, JetBlue, or Southwest to get the fastest option. The distance from Chicago to Durham is about 631 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $51 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $69 and American Airlines from $88 one-way.

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

    Consider Air New Zealand (83%), ANA (78%) or Royal Jordanian (78%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Durham.

  • What are the cheapest flights from Chicago to Durham?

    On average you can expect to pay $383 for a flight from Chicago to Durham. The cheapest flight overall is $49 while the most popular route, (Chicago O'Hare Intl - Raleigh-Durham) is currently priced at $113.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Durham 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 Durham?

    Currently, October is the cheapest month in which you can book a flight from Chicago to Durham (average of $75). Flying from Chicago to Durham in March is currently the most expensive (average of $229). 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

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 for Chicago to Durham

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Charlotte flights
O'Hare Intl to Raleigh flights
O'Hare Intl to Knoxville flights
St. Louis to Raleigh flights
Midway to Charlotte flights
Midway to Raleigh flights
O'Hare Intl to Myrtle Beach flights
O'Hare Intl to Asheville flights
Midway to Myrtle Beach flights
O'Hare Intl to Greensboro flights
St. Louis to Charlotte flights
O'Hare Intl to Norfolk flights
Midway to Knoxville flights
O'Hare Intl to Wilmington flights
Moline to Charlotte flights
St. Louis to Myrtle Beach flights
Midway to Greensboro flights
Midway to Asheville flights
Midway to Norfolk flights
St. Louis to Greensboro flights
Peoria to Charlotte flights
St. Louis to Knoxville flights
St. Louis to Asheville flights
St. Louis to Wilmington flights
Moline to Raleigh flights
O'Hare Intl to Blountville flights
St. Louis to Norfolk flights
Moline to Myrtle Beach flights
Moline to Knoxville flights
Midway to Wilmington flights
Peoria to Myrtle Beach flights
O'Hare Intl to Jacksonville flights
Moline to Wilmington flights
Bloomington to Myrtle Beach flights
Peoria to Raleigh flights
Midway to Fayetteville flights
Peoria to Norfolk flights
Peoria to Greensboro flights
Moline to Norfolk flights
Evansville to Charlotte flights
O'Hare Intl to New Bern flights
Champaign to Raleigh flights
Peoria to Knoxville flights
St. Louis to Fayetteville flights
O'Hare Intl to Fayetteville flights
St. Louis to Jacksonville flights
Springfield to Myrtle Beach flights
Midway to Jacksonville flights
Bloomington to Raleigh flights
Moline to Greensboro flights

Top 4 airlines flying from Chicago to Durham

Discover the top 4 airlines that operate flights from Chicago to Durham. 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$76Average$219FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$161Average$316FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$174Average$327FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$175Average$321FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.