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Durham

$72+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RDU
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Durham are usually found in July or August, booked 61 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap 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 3, 2025.

Round-trip from

$135
(Mytrip)

One-way from

$72
(Priceline)

Popular in

March

Cheapest in

July

Average price

$187
From Chicago (CHI) to Durham
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One-way flight from Chicago (CHI) to Durham
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Highest demand for flights based on searches. 23% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2411:15 amORD - RDU
Nonstop2h 10mFrontier
Sun 7/273:10 pmRDU - ORD
Nonstop2h 30mFrontier
Deal found 7/3$135
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2910:58 amMDW - RDU
1 stop6h 25mFrontier
Mon 9/112:06 pmRDU - MDW
1 stop6h 59mFrontier
Deal found 7/2$139
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:32 amORD - RDU
Nonstop2h 10mMultiple Airlines
Sun 9/79:23 amRDU - ORD
1 stop9h 16mMultiple Airlines
Deal found 7/3$144
This Southwest deal was found by Cheapflights users on 7/2. 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 8/71:50 pmMDW - RDU
Nonstop1h 55mSouthwest
Mon 8/116:30 pmRDU - MDW
Nonstop2h 00mSouthwest
Deal found 7/2$177
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/298:45 pmORD - RDU
Nonstop2h 14mAmerican Airlines
Tue 9/29:15 amRDU - ORD
Nonstop2h 17mAmerican Airlines
Deal found 7/3$177
This Delta deal was found by Cheapflights users on 7/2. 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 8/156:04 amMDW - RDU
1 stop4h 11mDelta
Sun 8/175:20 amRDU - MDW
1 stop5h 16mDelta
Deal found 7/2$197

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 3, 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

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 7/24

11:15 am-2:25 pm

Nonstop2h 10m

Raleigh-Durham

Sun 7/27

3:10 pm-4:40 pm

Nonstop2h 30m

$135

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Fri 8/29

10:58 am-6:23 pm

1 stop6h 25m

Raleigh-Durham

Mon 9/1

12:06 pm-6:05 pm

1 stop6h 59m

$139

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 9/4

11:32 am-2:42 pm

Nonstop2h 10m

Raleigh-Durham

Sun 9/7

9:23 am-5:39 pm

1 stop9h 16m

$144

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 8/7

1:50 pm-4:45 pm

Nonstop1h 55m

Raleigh-Durham

Mon 8/11

6:30 pm-7:30 pm

Nonstop2h 00m

$177

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 8/29

8:45 pm-11:59 pm

Nonstop2h 14m

Raleigh-Durham

Tue 9/2

9:15 am-10:32 am

Nonstop2h 17m

$177

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 8/2

2:08 pm-5:16 pm

Nonstop2h 08m

Raleigh-Durham

Sat 8/9

6:16 am-7:41 am

Nonstop2h 25m

$183

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Fri 8/15

6:04 am-11:15 am

1 stop4h 11m

Raleigh-Durham

Fri 8/22

5:45 am-8:35 am

1 stop3h 50m

$197

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 8/22

12:31 pm-8:30 pm

1 stop6h 59m

$72

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Fri 11/14

6:21 am-5:00 pm

1 stop9h 39m

$73

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Sat 9/27

5:40 pm-8:35 pm

Nonstop1h 55m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 17 results
1
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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 June 27, 2025.

Booking 61 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, August is the cheapest month in which you can book a flight from Chicago to Durham (average of $206). Flying from Chicago to Durham in March is currently the most expensive (average of $294). 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 July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Durham as you normally would.

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 September 15, 2024.

Travelers seeking maximum savings on their Chicago to Durham flight should consider departing on Thursday 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 July 3, 2025.

The most flights from CHI to DU8 are scheduled on a Thursday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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 3, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United 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
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Sun Country Air
6.9
Okay
339 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • 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 $72 on Frontier. Other airlines that offer cheap prices include Southwest from $89 and American Airlines from $89 one-way.

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

    Consider United Airlines (84%), Air New Zealand (81%) or Envoy Air (79%) 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 $210 for a flight from Chicago to Durham. The cheapest flight overall is $83 while the most popular route, (Chicago O'Hare Intl - Raleigh-Durham) is currently priced at $125.

  • 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, August is the cheapest month in which you can book a flight from Chicago to Durham (average of $206). Flying from Chicago to Durham in March is currently the most expensive (average of $294). 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

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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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$45Average$171FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$137Average$346FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$146Average$325FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$161Average$347FlexibilityNo cancel feeOn-time63%
DeltaCheapest$196Average$342FlexibilityNo cancel feeOn-timeN/A

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