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$116+ Cheap flights from Roanoke (ROA) to Illinois

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ROA — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Roanoke to Illinois

Keep the following information in mind while searching for Roanoke to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$209
(United Airlines)

One-way from

$126
(Delta)

Popular in

May

Cheapest in

January

Average price

$399

Good round-trip deal

$389 or less

Good one-way deal

$279 or less
From Roanoke to Illinois
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One-way flight from Roanoke to Illinois
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Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Roanoke to Illinois.
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Price to beat on a one-way flight from Roanoke to Illinois.
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Find flight deals from Roanoke to Illinois

Cheapest flights from Roanoke to Illinois
Explore the most affordable flight options available from Roanoke to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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 7/27:00 amROA - ORD
Nonstop2h 05mUnited Airlines
Tue 7/85:57 pmORD - ROA
Nonstop2h 07mUnited Airlines
Deal found 6/10$209
This American Airlines deal was found by Cheapflights users on 6/12. 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 10/177:00 amROA - ORD
Nonstop2h 05mAmerican Airlines
Sat 11/812:15 pmORD - ROA
1 stop5h 59mAmerican Airlines
Deal found 6/12$230
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/44:48 pmROA - MLI
1 stop6h 21mAmerican Airlines
Fri 9/123:58 pmMLI - ROA
1 stop6h 08mAmerican Airlines
Deal found 6/11$249
This Delta deal was found by Cheapflights users on 6/9. 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 7/44:44 pmROA - ORD
1 stop5h 40mDelta
Wed 7/92:25 pmORD - ROA
1 stop8h 00mDelta
Deal found 6/9$249
This Delta deal was found by Cheapflights users on 6/9. 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 7/44:44 pmROA - MDW
1 stop6h 01mDelta
Wed 7/95:05 pmMDW - ROA
1 stop6h 27mDelta
Deal found 6/9$249
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 7/167:05 amROA - STL
1 stop5h 29mDelta
Sun 7/205:23 pmSTL - ROA
1 stop6h 09mDelta
Deal found 6/11$249
This American Airlines deal was found by Cheapflights users on 6/10. 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 6/256:18 pmROA - STL
1 stop6h 41mAmerican Airlines
Sun 6/296:20 amSTL - ROA
1 stop6h 52mAmerican Airlines
Deal found 6/10$259
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/27:00 amROA - PIA
1 stop4h 19mUnited Airlines
Sat 7/53:39 pmPIA - ROA
1 stop4h 18mUnited Airlines
Deal found 6/12$354
This Mytrip deal was found by Cheapflights users on 6/10. 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 6/267:43 pmROA - ORD
3 stops38h 07mMultiple Airlines
Tue 7/155:51 amORD - ROA
2 stops31h 46mMultiple Airlines
Deal found 6/10$425
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 8/157:00 amROA - STL
1 stop6h 27mUnited Airlines
Mon 8/186:15 pmSTL - ROA
2 stops18h 48mUnited Airlines
Deal found 6/9$432
This United Airlines deal was found by Cheapflights users on 6/10. 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 12/118:00 pmROA - MLI
2 stops15h 14mUnited Airlines
Sat 1/173:52 pmMLI - ROA
1 stop3h 47mUnited Airlines
Deal found 6/10$504
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/26:00 amROA - BMI
2 stops14h 59mAmerican Airlines
Sat 7/56:00 amBMI - ROA
2 stops13h 32mAmerican Airlines
Deal found 6/12$680

Cheapflights Fare Finder

Customize your flight search to find flights from Roanoke 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Roanoke to Illinois that are best for you.

Fly from

Roanoke

Fly to

Illinois

Route

Depart

Return

Price

RoanokeChicago

ROA - ORD

ROAORD

Roanoke

Wed 7/2

7:00 am-8:05 am

Nonstop2h 05m

Chicago O'Hare Intl

Tue 7/8

5:57 pm-9:04 pm

Nonstop2h 07m

$209

RoanokeChicago

ROA - ORD

ROAORD

Roanoke

Fri 11/21

7:00 am-8:05 am

Nonstop2h 05m

Chicago O'Hare Intl

Mon 11/24

7:05 pm-10:37 pm

Nonstop2h 32m

$244

RoanokeChicago

ROA - ORD

ROAORD

Roanoke

Fri 7/4

4:44 pm-9:24 pm

1 stop5h 40m

Chicago O'Hare Intl

Wed 7/9

2:25 pm-11:25 pm

1 stop8h 00m

$249

RoanokeMoline

ROA - MLI

ROAMLI

Roanoke

Thu 9/4

4:48 pm-10:09 pm

1 stop6h 21m

Moline Quad-City

Fri 9/12

3:58 pm-11:06 pm

1 stop6h 08m

$249

RoanokeChicago

ROA - MDW

ROAMDW

Roanoke

Fri 7/4

4:44 pm-9:45 pm

1 stop6h 01m

Chicago Midway

Fri 7/11

6:47 pm-12:32 am

1 stop4h 45m

$249

RoanokeSt. Louis

ROA - STL

ROASTL

Roanoke

Wed 7/16

7:05 am-11:34 am

1 stop5h 29m

Lambert-St Louis

Sun 7/20

5:23 pm-12:32 am

1 stop6h 09m

$249

RoanokeSt. Louis

ROA - STL

ROASTL

Roanoke

Wed 6/25

6:18 pm-11:59 pm

1 stop6h 41m

Lambert-St Louis

Sun 6/29

6:20 am-2:12 pm

1 stop6h 52m

$259

RoanokePeoria

ROA - PIA

ROAPIA

Roanoke

Wed 7/2

7:00 am-10:19 am

1 stop4h 19m

Greater Peoria

Sat 7/5

3:39 pm-8:57 pm

1 stop4h 18m

$354

RoanokeChicago

ROA - ORD

ROAORD

Roanoke

Thu 6/26

7:43 pm-8:50 am

3 stops38h 07m

Chicago O'Hare Intl

Tue 7/15

5:51 am-2:37 pm

2 stops31h 46m

$425

RoanokeSt. Louis

ROA - STL

ROASTL

Roanoke

Fri 8/15

7:00 am-12:27 pm

1 stop6h 27m

Lambert-St Louis

Mon 8/18

6:15 pm-2:03 pm

2 stops18h 48m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 21 results
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Best time to book a flight from Roanoke to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Roanoke to Illinois (average of $245). Flying from Roanoke to Illinois in March is currently the most expensive (average of $321). 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 ROA to IL?

Find hourly flight availability from Roanoke to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

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

Weekly flight availability from Roanoke to Illinois

Explore weekly flight availability from Roanoke to Illinois. 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 June 12, 2025.

The most flights from ROA to USIL are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Roanoke to Illinois to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Roanoke to Illinois. 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 from for flights from Roanoke to Illinois?

    Most people fly from Roanoke (ROA) if they book a flight from Roanoke to Illinois. Roanoke is conveniently located just 4.2 mi from Roanoke’s city center.

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

    The cheapest airlines for a one-way flight from Roanoke to Illinois are Delta ($126), American Airlines ($234), and Allegiant Air ($240).

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

    While some choose either Roanoke - Chicago Midway or Roanoke - Moline Quad-City, Roanoke - Chicago O'Hare Intl is the most popular route from Roanoke to Illinois.

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

    Before booking your flight to Illinois from Roanoke, check out the most reliable airlines to get you to your destination on time: ANA (85%), Air New Zealand (77%), GoJet( 75%).

  • What are the cheapest flights from Roanoke to Illinois?

    Looking for the cheapest flight from Roanoke to Illinois? While on average our users pay $1,116, our data indicates the cheapest price to be $197. The most popular route (Roanoke - Chicago O'Hare Intl), is priced around $209.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Roanoke to Illinois (average of $245). Flying from Roanoke to Illinois in March is currently the most expensive (average of $321). 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 2 airlines flying from Roanoke to Illinois

Discover the top 2 airlines that operate flights from Roanoke to Illinois. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$344FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$212Average$420FlexibilityNo cancel feeOn-time69%

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