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$65+ Cheap flights from Illinois 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RDU
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Illinois to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 November 20, 2024.

Find flight deals from Illinois to Raleigh

Cheapest flights from Illinois to Raleigh
Explore the most affordable flight options available from Illinois to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/19. 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 12/167:25 amORD - RDU
1 stop7h 52mFrontier
Wed 12/189:28 pmRDU - ORD
1 stop16h 56mFrontier
Deal found 11/19$115
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/186:50 amMDW - RDU
1 stop12h 48mFrontier
Mon 1/69:27 pmRDU - MDW
1 stop16h 02mFrontier
Deal found 11/20$118
This CheapOair deal was found by Cheapflights users on 11/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:46 pmSTL - RDU
1 stop20h 31mFrontier
Mon 12/99:59 pmRDU - STL
1 stop26h 25mFrontier
Deal found 11/18$118
This Booking.com deal was found by Cheapflights users on 11/19. 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.
Wed 12/45:02 pmSTL - RDU
1 stop13h 55mMultiple Airlines
Tue 12/105:30 amRDU - STL
1 stop10h 51mMultiple Airlines
Deal found 11/19$136
This Booking.com deal was found by Cheapflights users on 11/19. 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.
Tue 12/310:25 amORD - RDU
1 stop10h 27mMultiple Airlines
Thu 12/59:59 pmRDU - ORD
1 stop12h 55mMultiple Airlines
Deal found 11/19$147
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/911:45 amORD - RDU
1 stop9h 51mSpirit Airlines
Tue 12/105:30 amRDU - ORD
1 stop11h 36mSpirit Airlines
Deal found 11/20$150
This American Airlines deal was found by Cheapflights users on 11/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/188:35 pmORD - RDU
Nonstop2h 07mAmerican Airlines
Wed 12/256:00 amRDU - ORD
Nonstop2h 23mAmerican Airlines
Deal found 11/18$182
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/1711:15 amORD - RDU
Nonstop2h 00mUnited Airlines
Thu 12/196:15 amRDU - ORD
Nonstop2h 31mUnited Airlines
Deal found 11/19$187
This Delta deal was found by Cheapflights users on 11/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:51 pmMDW - RDU
1 stop4h 40mDelta
Wed 1/156:36 pmRDU - MDW
1 stop4h 44mDelta
Deal found 11/18$196
This Southwest deal was found by Cheapflights users on 11/19. 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 12/178:30 amMDW - RDU
Nonstop1h 55mSouthwest
Thu 12/1911:40 amRDU - MDW
1 stop4h 05mSouthwest
Deal found 11/19$207
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/1211:43 amSTL - RDU
1 stop6h 08mAmerican Airlines
Sun 12/157:20 amRDU - STL
1 stop6h 28mAmerican Airlines
Deal found 11/19$218
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/183:55 pmMLI - RDU
1 stop4h 41mUnited Airlines
Tue 12/244:45 pmRDU - MLI
1 stop5h 18mUnited Airlines
Deal found 11/20$228

Find flights from Illinois to Raleigh within your budget

Customize your flight search to find flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 2/6

7:25 am-4:20 pm

1 stop7h 55m

Raleigh-Durham

Mon 2/10

4:27 pm-12:39 am

1 stop9h 12m

$108

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Wed 12/18

6:50 am-8:38 pm

1 stop12h 48m

Raleigh-Durham

Mon 1/6

9:27 pm-12:29 pm

1 stop16h 02m

$118

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Sat 12/7

6:46 pm-4:17 pm

1 stop20h 31m

Raleigh-Durham

Mon 12/9

9:59 pm-11:24 pm

1 stop26h 25m

$118

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 12/4

5:02 pm-7:57 am

1 stop13h 55m

Raleigh-Durham

Tue 12/10

5:30 am-3:21 pm

1 stop10h 51m

$136

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 12/3

10:25 am-9:52 pm

1 stop10h 27m

Raleigh-Durham

Thu 12/5

9:59 pm-9:54 am

1 stop12h 55m

$147

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Mon 12/9

11:45 am-10:36 pm

1 stop9h 51m

Raleigh-Durham

Tue 12/10

5:30 am-4:06 pm

1 stop11h 36m

$150

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 1/11

7:34 pm-10:40 pm

Nonstop2h 06m

Raleigh-Durham

Mon 1/13

6:00 am-7:22 am

Nonstop2h 22m

$157

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 12/17

11:15 am-2:15 pm

Nonstop2h 00m

Raleigh-Durham

Thu 12/19

6:15 am-7:46 am

Nonstop2h 31m

$187

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 2/18

12:45 pm-11:11 pm

1 stop9h 26m

Raleigh-Durham

Fri 2/21

9:20 am-4:45 pm

1 stop8h 25m

$192

ChicagoRaleigh

MDW - RDU

MDWRDU

Chicago Midway

Tue 12/31

5:51 pm-11:31 pm

1 stop4h 40m

Raleigh-Durham

Wed 1/15

6:36 pm-10:20 pm

1 stop4h 44m

$196

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 56 results
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Best time to book a flight from Illinois to Raleigh

Have a flexible travel schedule? Discover the best time to fly to Raleigh from Illinois 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.

Travel insights for flights from Illinois to Raleigh

Get recent, data-driven insights about flights from Illinois to Raleigh including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Raleigh (average of $206). Flying from Illinois to Raleigh in March is currently the most expensive (average of $287). 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 IL to RDU?

Find hourly flight availability from Illinois 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 November 20, 2024.

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

Weekly flight availability from Illinois to Raleigh

Explore weekly flight availability from Illinois 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 November 20, 2024.

The most flights from USIL to RDU are scheduled on a Monday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Raleigh by month

Plan your trip to Raleigh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Raleigh ranges from 2.9 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Raleigh when rainfall is around 2.9 in.

Temperature in Raleigh by month

Plan your trip to Raleigh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Raleigh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 November 20, 2024.
Peruse reviews from past customers who have flown with Frontier, Spirit Airlines and American Airlines from Illinois to Raleigh to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Avelo Airlines
7.5
Good
74 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,394 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly into when you book flights from Illinois to Raleigh.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $65. Users have also found prices from $69 and $69 on Southwest and United Airlines, respectively.

  • What are the most popular routes from Illinois to Raleigh?

    The most popular route from Illinois to Raleigh is Chicago O'Hare Intl - Raleigh-Durham. You may also consider Chicago Midway - Raleigh-Durham or Lambert-St Louis - Raleigh-Durham.

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

    No one likes to see their flight delayed. When booking a flight from Illinois to Raleigh consider choosing Republic Airways (97%), Envoy Air (96%) or Alaska Airlines (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Raleigh?

    The cheapest flight price from Illinois to Raleigh is $60. On average you can expect to pay $419. The most popular route, (Chicago O'Hare Intl - Raleigh-Durham), can usually be booked for $140.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Raleigh?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Raleigh (average of $206). Flying from Illinois to Raleigh in March is currently the most expensive (average of $287). 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.

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Alternative routes for Illinois to Raleigh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Raleigh

Discover the top 5 airlines that operate flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$120FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$133Average$391FlexibilityNo cancel feeOn-time71%
DeltaCheapest$135Average$296FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$137Average$324FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$173Average$338FlexibilityNo cancel feeOn-time63%
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