HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Durham

$119+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RDU
Aug 20 — Aug 271
Thu 8/20
Thu 8/27
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 September, booked 63 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 July 21, 2026.

This Southwest deal was found by Cheapflights users on 7/20. 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 8/128:35 am
MDW
-
RDU
Nonstop2h 00m
Southwest
Mon 8/176:45 pm
RDU
-
MDW
Nonstop1h 55m
Southwest
Deal found 7/20$225
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 9/310:50 am
ORD
-
RDU
Nonstop2h 17m
United Airlines
Mon 9/710:05 am
RDU
-
ORD
Nonstop2h 24m
United Airlines
Deal found 7/20$225
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 9/38:45 am
ORD
-
RDU
1 stop4h 22m
United Airlines
Sun 9/66:00 am
RDU
-
ORD
1 stop4h 38m
United Airlines
Deal found 7/20$227
This Southwest deal was found by Cheapflights users on 7/20. 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.
Tue 8/2512:45 pm
MDW
-
RDU
2 stops5h 05m
Southwest
Thu 8/277:25 pm
RDU
-
MDW
1 stop3h 55m
Southwest
Deal found 7/20$228
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Wed 8/511:06 am
MDW
-
RDU
1 stop10h 29m
Frontier
Thu 8/66:15 am
RDU
-
MDW
1 stop16h 48m
Frontier
Deal found 7/20$229
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Mon 8/107:05 am
ORD
-
RDU
1 stop14h 30m
Frontier
Tue 9/86:05 am
RDU
-
ORD
1 stop15h 03m
Frontier
Deal found 7/18$229
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Sat 8/291:59 pm
ORD
-
RDU
1 stop9h 00m
Multiple Airlines
Tue 9/111:55 am
RDU
-
ORD
2 stops25h 55m
Multiple Airlines
Deal found 7/20$230
This Southwest deal was found by Cheapflights users on 7/18. 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.
Sat 9/55:55 am
MDW
-
RDU
2 stops9h 10m
Southwest
Tue 9/81:25 pm
RDU
-
MDW
Nonstop1h 50m
Southwest
Deal found 7/18$231
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Wed 8/1912:50 pm
ORD
-
RDU
Nonstop2h 12m
United Airlines
Wed 8/266:55 am
RDU
-
ORD
1 stop6h 04m
United Airlines
Deal found 7/20$231
This Southwest deal was found by Cheapflights users on 7/20. 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.
Thu 9/38:15 am
MDW
-
RDU
2 stops6h 55m
Southwest
Mon 9/76:00 am
RDU
-
MDW
1 stop7h 15m
Southwest
Deal found 7/20$232
This Delta deal was found by Cheapflights users on 7/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:17 am
ORD
-
RDU
1 stop4h 05m
Delta
Mon 9/1412:59 pm
RDU
-
ORD
1 stop6h 27m
Delta
Deal found 7/16$232
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Fri 8/71:50 pm
ORD
-
RDU
1 stop7h 45m
Frontier
Sun 8/96:14 pm
RDU
-
ORD
1 stop14h 48m
Frontier
Deal found 7/16$233

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 July 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$225
(Southwest)

One-way from

$119
(Southwest)

Popular in

January

Cheapest in

October

Average price

$337
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. 9% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 21, 2026.
Use the filters below to find and compare flights from Chicago to Durham that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Wed 8/19

3:00 pm-6:11 pm

Nonstop2h 11m

Raleigh-Durham

Tue 8/25

6:56 am-11:59 am

1 stop6h 03m

$231

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 9/3

8:15 am-4:10 pm

2 stops6h 55m

Raleigh-Durham

Mon 9/7

6:00 am-12:15 pm

1 stop7h 15m

$232

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 9/11

11:17 am-4:22 pm

1 stop4h 05m

Raleigh-Durham

Wed 9/16

12:26 pm-4:30 pm

1 stop5h 04m

$232

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Wed 8/12

8:45 am-2:07 pm

1 stop4h 22m

Raleigh-Durham

Thu 8/13

11:29 am-12:54 pm

Nonstop2h 25m

$235

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 9/24

8:50 am-11:50 am

Nonstop2h 00m

Raleigh-Durham

Thu 9/24

4:50 pm-11:20 pm

2 stops7h 30m

$240

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 8/27

6:05 am-11:46 am

1 stop4h 41m

Raleigh-Durham

Tue 9/1

5:10 am-9:59 am

1 stop5h 49m

$245

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Wed 8/26

12:45 pm-6:50 pm

2 stops5h 05m

Raleigh-Durham

Mon 8/31

7:25 pm-10:20 pm

1 stop3h 55m

$246

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 10/15

9:05 am-12:28 pm

Nonstop2h 23m

Raleigh-Durham

Thu 10/22

6:00 am-9:38 am

1 stop4h 38m

$261
Quickest round-trip

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Tue 8/25

8:35 am-11:35 am

Nonstop2h 00m

Raleigh-Durham

Thu 8/27

8:25 am-9:15 am

Nonstop1h 50m

$272

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 9/18

12:50 pm-4:02 pm

Nonstop2h 12m

Raleigh-Durham

Mon 9/21

5:00 pm-6:30 pm

Nonstop2h 30m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 44 resultsSorted by cheapest first
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

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 July 21, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% on flights from Chicago to Durham by exploring options for tickets at noon.

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 July 21, 2026.

The most flights from CHI to DU8 are scheduled on a Saturday (38 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).

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

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 July 18, 2026.

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

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 July 21, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican 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
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
Southwest
8.0
Very good
4,239 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
United Airlines
7.4
Good
10,011 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
American Airlines
7.1
Good
11,832 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
Frontier
5.6
Fair
2,779 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

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 2h 11m. Fly via United Airlines, Southwest, or Delta to get the fastest option. The distance from Chicago to Durham is about 645 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 $52 on Frontier. Other airlines that offer cheap prices include Southwest from $104 and American Airlines from $104 one-way.

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

    Consider Frontier (100%), Volaris (100%) or Envoy Air (87%) 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 $446 for a flight from Chicago to Durham. The cheapest flight overall is $118 while the most popular route, (Chicago O'Hare Intl - Raleigh-Durham) is currently priced at $202.

  • 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.

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.

Top 5 airlines flying from Chicago to Durham

Discover the top 5 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 July 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$67Average$223FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$169Average$319FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$175Average$314FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$177Average$431FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$180Average$212FlexibilityNo cancel feeOn-time62%

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.