Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Raleigh to Illinois from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Illinois departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Raleigh to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:29 pm - 11:10 pm
RDU
-
ORD
27h 41m
1 stop
Multiple Airlines Logo
5:13 pm - 5:50 pm
ORD
-
RDU
23h 37m
1 stop
$232Multiple Airlines
Fri, Aug 7 - Wed, Aug 12
Southwest Logo
7:30 am - 8:20 am
RDU
-
MDW
1h 50mnonstop
Southwest Logo
8:35 am - 11:35 am
MDW
-
RDU
2h 00mnonstop
$232Southwest
Sat, Aug 29 - Wed, Sep 2
Multiple Airlines Logo
8:29 pm - 11:14 pm
RDU
-
ORD
27h 45m
1 stop
Multiple Airlines Logo
5:30 pm - 9:19 am
ORD
-
RDU
14h 49m
1 stop
$233Multiple Airlines
Fri, Aug 28 - Tue, Sep 1
American Airlines Logo
7:03 am - 8:30 am
RDU
-
ORD
2h 27mnonstop
American Airlines Logo
8:19 pm - 11:39 pm
ORD
-
RDU
2h 20mnonstop
$237American Airlines
Wed, Jul 1 - Fri, Jul 3
American Airlines Logo
7:03 am - 8:30 am
RDU
-
ORD
2h 27mnonstop
American Airlines Logo
8:56 pm - 11:59 pm
ORD
-
RDU
2h 03mnonstop
$242American Airlines
Wed, Jul 1 - Sat, Jul 4
Delta Logo
7:59 pm - 12:02 am
RDU
-
ORD
5h 03m
1 stop
Delta Logo
5:20 pm - 11:25 pm
ORD
-
RDU
5h 05m
1 stop
$245Delta
Thu, Aug 13 - Mon, Aug 17
Delta Logo
5:15 am - 10:27 am
RDU
-
MDW
6h 12m
1 stop
Delta Logo
6:05 am - 11:33 am
MDW
-
RDU
4h 28m
1 stop
$245Delta
Sat, Sep 19 - Sat, Sep 26
Frontier Logo
6:15 am - 11:07 am
RDU
-
MDW
5h 52m
1 stop
Frontier Logo
6:00 am - 11:59 am
MDW
-
RDU
4h 59m
1 stop
$253Frontier
Wed, Aug 12 - Sun, Aug 23
Frontier Logo
12:04 pm - 10:03 pm
RDU
-
MDW
10h 59m
1 stop
Frontier Logo
12:11 pm - 12:04 am
MDW
-
RDU
10h 53m
1 stop
$258Frontier
Sat, Jul 18 - Wed, Jul 22
United Airlines Logo
8:05 am - 12:38 pm
RDU
-
PIA
5h 33m
1 stop
United Airlines Logo
3:35 pm - 9:49 pm
PIA
-
RDU
5h 14m
1 stop
$308United Airlines
Sat, Aug 8 - Sat, Aug 15

Delta flights from Raleigh to Illinois

Our best Delta deals on Raleigh to Illinois flight tickets
Delta
Aug 13
RDU7:59 pmRaleigh-Durham
5h 03m
1 stop
ORD12:02 amChicago O'Hare Intl
Aug 17
ORD5:20 pmChicago O'Hare Intl
5h 05m
1 stop
RDU11:25 pmRaleigh-Durham
$245
Delta
Aug 11
RDU5:10 amRaleigh-Durham
3h 58m
1 stop
STL8:08 amLambert-St Louis
Aug 18
STL6:25 pmLambert-St Louis
4h 00m
1 stop
RDU11:25 pmRaleigh-Durham
$255
Delta
Jun 30
RDU5:33 amRaleigh-Durham
6h 17m
1 stop
ORD10:50 amChicago O'Hare Intl
Jul 4
ORD5:22 pmChicago O'Hare Intl
5h 06m
1 stop
RDU11:28 pmRaleigh-Durham
$257

United Airlines flights from Raleigh to Illinois

Our best United Airlines deals on Raleigh to Illinois flight tickets
United Airlines
Jun 30
RDU8:05 amRaleigh-Durham
2h 26m
ORD9:31 amChicago O'Hare Intl
Jul 7
ORD6:25 pmChicago O'Hare Intl
2h 12m
RDU9:37 pmRaleigh-Durham
$247
United Airlines
Aug 12
RDU6:25 amRaleigh-Durham
2h 24m
ORD7:49 amChicago O'Hare Intl
Aug 17
ORD7:10 amChicago O'Hare Intl
2h 16m
RDU10:26 amRaleigh-Durham
$272
United Airlines
Jun 30
RDU1:15 pmRaleigh-Durham
2h 30m
ORD2:45 pmChicago O'Hare Intl
Jul 7
ORD2:13 pmChicago O'Hare Intl
2h 14m
RDU5:27 pmRaleigh-Durham
$275

momondo Fare Finder

 
Customize your flight search to find flights from Raleigh to Illinois 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, momondo users made 832,500 searches. Data last updated May 29, 2026.
Use the filters below to find and compare flights from Raleigh to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighChicago

RDU - ORD

RDUORD

Raleigh-Durham

Fri 8/7

8:29 pm-11:10 pm

1 stop27h 41m

Chicago O'Hare Intl

Wed 8/12

5:13 pm-5:50 pm

1 stop23h 37m

$232
Quickest round-trip

RaleighChicago

RDU - MDW

RDUMDW

Raleigh-Durham

Sat 8/29

7:30 am-8:20 am

Nonstop1h 50m

Chicago Midway

Wed 9/2

8:35 am-11:35 am

Nonstop2h 00m

$232

RaleighChicago

RDU - ORD

RDUORD

Raleigh-Durham

Fri 8/28

8:29 pm-11:14 pm

1 stop27h 45m

Chicago O'Hare Intl

Tue 9/1

5:30 pm-9:19 am

1 stop14h 49m

$233

RaleighChicago

RDU - ORD

RDUORD

Raleigh-Durham

Wed 7/1

7:03 am-8:30 am

Nonstop2h 27m

Chicago O'Hare Intl

Fri 7/3

8:19 pm-11:39 pm

Nonstop2h 20m

$237

RaleighChicago

RDU - ORD

RDUORD

Raleigh-Durham

Wed 7/1

7:03 am-8:30 am

Nonstop2h 27m

Chicago O'Hare Intl

Sat 7/4

8:56 pm-11:59 pm

Nonstop2h 03m

$242

RaleighChicago

RDU - ORD

RDUORD

Raleigh-Durham

Thu 8/13

7:59 pm-12:02 am

1 stop5h 03m

Chicago O'Hare Intl

Mon 8/17

5:20 pm-11:25 pm

1 stop5h 05m

$245

RaleighChicago

RDU - MDW

RDUMDW

Raleigh-Durham

Sat 9/19

5:15 am-10:27 am

1 stop6h 12m

Chicago Midway

Sat 9/26

6:05 am-11:33 am

1 stop4h 28m

$245

RaleighChicago

RDU - MDW

RDUMDW

Raleigh-Durham

Wed 8/12

6:15 am-11:07 am

1 stop5h 52m

Chicago Midway

Sun 8/23

6:00 am-11:59 am

1 stop4h 59m

$253

RaleighChicago

RDU - MDW

RDUMDW

Raleigh-Durham

Sat 7/18

12:04 pm-10:03 pm

1 stop10h 59m

Chicago Midway

Wed 7/22

12:11 pm-12:04 am

1 stop10h 53m

$258

RaleighPeoria

RDU - PIA

RDUPIA

Raleigh-Durham

Sat 8/8

8:05 am-12:38 pm

1 stop5h 33m

Greater Peoria

Sat 8/15

3:35 pm-9:49 pm

1 stop5h 14m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Illinois from

How to get the cheapest flight ticket from Raleigh to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Raleigh is in January. Flight prices, which tend to average around $33, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $38.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Raleigh to Illinois is on a Thursday when prices can be found for as low as $347. Flights from Raleigh to Illinois on a Sunday will generally be more expensive and average around $501. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Raleigh to Illinois during this time can be as low as $307. Flights at noon are often more expensive with an average ticket price of $455.

What is the cheapest Raleigh-Durham to Illinois flight route?

Fly from Raleigh-Durham to Chicago O'Hare Intl for the best Raleigh-Durham - Illinois flight prices

How far in advance should I book a flight from Raleigh to Illinois?

You are more likely to see cheaper flights to Illinois from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Raleigh for as low as $226 on momondo.

What cabin class options are available on Raleigh to Illinois flights?

There are 4 cabin classes available to choose from on Raleigh to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Raleigh to Illinois flights?

No. A direct flight is the cheapest option for a flight between Raleigh to Illinois.

Cheap Raleigh to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to Illinois

Best Price Found

$193

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Raleigh in the past 72 hours is $193. The best round-trip flight deal from Raleigh to Illinois found on momondo in the last 72 hours is $341.
The fastest flight from Raleigh to Illinois takes 1h 50m
Direct flights go from Raleigh to Illinois every day.
There are 98 airports in Illinois. From Raleigh there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Raleigh to Illinois

  • When did momondo last update prices for flights from Raleigh-Durham Airport to Illinois?

    Prices for flights from Raleigh-Durham Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Raleigh-Durham Airport to Illinois?

  • How old do you have to be to fly from Raleigh-Durham Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Raleigh to Illinois?

Best airlines flying from Raleigh to Illinois

Compare and see reviews for airlines that fly from Raleigh to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $74Free CancellationRating
5.6
2,929 reviews
Search Frontier flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,417 reviews
Search Delta flights
United AirlinesPriceFrom $151Free CancellationRating
7.4
9,766 reviews
Search United Airlines flights
JetBluePriceFrom $160Free CancellationRating
7.1
2,985 reviews
Search JetBlue flights
American AirlinesPriceFrom $173Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,263 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Raleigh to Illinois for you.

Can I find flights from Raleigh to Illinois with flexible booking policies on momondo?

Flights from Raleigh to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Raleigh to Illinois?

Once you have performed a search for Raleigh to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Raleigh to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Raleigh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 6/28
Sun 7/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $64
Flights to Los Angelesfrom $50
Flights to Orlandofrom $58
Flights to Miamifrom $111
Flights to Chicagofrom $67
Flights to San Franciscofrom $66
Flights to Las Vegasfrom $60
Flights to Washington, D.C.from $56
Flights to Bostonfrom $63
Flights to Atlantafrom $87
Flights to Fort Lauderdalefrom $58
Flights to Dallasfrom $56