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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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RDU
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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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

Keep the following information in mind while searching for Chicago to Durham flight deals. Data was last updated November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$117
(Trip.com)

One-way from

$64
(Mytrip)

Popular in

March

Cheapest in

October

Average price

$274
Provider with most accurate pricing for Chicago (CHI)-Raleigh-Durham flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Raleigh-Durham flights.
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From Chicago (CHI) to Durham
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One-way flight from Chicago (CHI) to Durham
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 25, 2025.

This FlightHub deal was found by Cheapflights users on 11/24. 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 12/1111:44 amORD - RDU
1 stop11h 28mFrontier
Sun 12/1410:00 amRDU - ORD
Nonstop2h 28mFrontier
Deal found 11/24$122
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 12/1511:44 amORD - RDU
1 stop11h 28mFrontier
Thu 1/156:10 amRDU - ORD
1 stop6h 58mFrontier
Deal found 11/25$129
This Frontier deal was found by Cheapflights users on 11/23. 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.
Thu 12/47:40 amORD - RDU
Nonstop2h 05mFrontier
Sun 12/710:00 amRDU - ORD
Nonstop2h 28mFrontier
Deal found 11/23$130
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 12/107:10 amORD - RDU
2 stops16h 02mMultiple Airlines
Sun 12/1410:00 amRDU - ORD
Nonstop2h 28mMultiple Airlines
Deal found 11/24$131
This Kiwi.com deal was found by Cheapflights users on 11/24. 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.
Thu 12/113:26 pmORD - RDU
2 stops17h 50mMultiple Airlines
Sun 12/1410:00 amRDU - ORD
Nonstop2h 28mMultiple Airlines
Deal found 11/24$134
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 12/174:01 pmORD - RDU
1 stop7h 11mFrontier
Thu 12/181:25 pmRDU - ORD
1 stop9h 59mFrontier
Deal found 11/24$135
This Kiwi.com deal was found by Cheapflights users on 11/24. 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
Thu 12/2512:55 pmRDU - ORD
1 stop10h 29mFrontier
Deal found 11/24$136
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/246:37 pmORD - RDU
Nonstop2h 11mUnited Airlines
Wed 12/318:29 amRDU - ORD
Nonstop2h 26mUnited Airlines
Deal found 11/24$139
This Kiwi.com deal was found by Cheapflights users on 11/25. 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.
Thu 12/2512:39 pmORD - RDU
1 stop10h 34mFrontier
Tue 12/305:24 pmRDU - ORD
Nonstop2h 28mFrontier
Deal found 11/25$142
This Frontier deal was found by Cheapflights users on 11/24. 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
Sun 12/2810:10 amRDU - ORD
Nonstop2h 28mFrontier
Deal found 11/24$143
This Super.com deal was found by Cheapflights users on 11/24. 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 12/76:00 amORD - RDU
Nonstop2h 05mFrontier
Mon 12/812:55 pmRDU - ORD
1 stop5h 32mFrontier
Deal found 11/24$144
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 12/24:22 pmORD - RDU
1 stop6h 50mFrontier
Thu 12/411:40 amRDU - ORD
Nonstop2h 28mFrontier
Deal found 11/24$146

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 November 25, 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

Wed 12/24

6:37 pm-9:48 pm

Nonstop2h 11m

Raleigh-Durham

Thu 1/1

6:31 am-8:00 am

Nonstop2h 29m

$139

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 2/19

2:15 pm-5:17 pm

Nonstop2h 02m

Raleigh-Durham

Sat 2/21

6:34 am-8:05 am

Nonstop2h 31m

$139

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Mon 12/22

8:15 am-12:13 am

1 stop14h 58m

Raleigh-Durham

Wed 1/7

6:10 am-10:17 pm

1 stop17h 07m

$152

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Thu 1/15

9:50 am-12:40 pm

Nonstop1h 50m

Raleigh-Durham

Tue 1/20

6:00 am-7:15 am

Nonstop2h 15m

$158

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 1/15

11:00 am-2:02 pm

Nonstop2h 02m

Raleigh-Durham

Tue 1/20

1:29 pm-2:55 pm

Nonstop2h 26m

$158

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Tue 12/2

2:49 pm-12:12 am

1 stop8h 23m

Raleigh-Durham

Wed 12/3

8:14 pm-9:58 pm

1 stop26h 44m

$162

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Mon 2/2

5:01 pm-12:11 am

1 stop6h 10m

Raleigh-Durham

Wed 2/4

7:10 am-12:05 pm

1 stop5h 55m

$162

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 1/17

9:40 am-5:21 pm

1 stop6h 41m

Raleigh-Durham

Tue 1/20

2:51 pm-7:36 pm

1 stop5h 45m

$174

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Wed 12/24

6:05 pm-8:55 pm

Nonstop1h 50m

Raleigh-Durham

Thu 1/1

6:30 pm-7:35 pm

Nonstop2h 05m

$174

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 12/23

1:14 pm-4:19 pm

Nonstop2h 05m

Raleigh-Durham

Sun 12/28

12:56 pm-10:24 pm

1 stop10h 28m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 39 results
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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 November 21, 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 $228). 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 November 25, 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 Friday 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.

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 November 25, 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
8.0
Very good
4,252 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

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
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

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
9,043 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

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
11,042 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

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
3,097 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

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 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 United Airlines, Frontier, 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 $70 on Southwest. Other airlines that offer cheap prices include United Airlines from $70 and Frontier from $81 one-way.

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

    Consider United Airlines (91%), Air New Zealand (88%) or SWISS (83%) 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 $403 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 $102.

  • 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 $228). 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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Alternative routes for Chicago to Durham

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 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$76Average$218FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$158Average$334FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$162Average$321FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$177Average$344FlexibilityNo cancel feeOn-time71%

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