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$49+ Cheap flights from Illinois to Nashville (BNA)

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BNA
Dec 22 — Dec 291
Mon 12/22
Mon 12/29
1 adult, Economy
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Find flight deals from Illinois to Nashville

Cheapest flights from Illinois to Nashville
Explore the most affordable flight options available from Illinois to Nashville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.

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 12/89:11 pmPIA - BNA
Nonstop1h 14mAllegiant Air
Fri 12/121:01 pmBNA - PIA
Nonstop1h 17mAllegiant Air
Deal found 11/20$76
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.
Fri 11/216:13 amORD - BNA
Nonstop1h 37mFrontier
Mon 11/248:45 amBNA - ORD
Nonstop1h 53mFrontier
Deal found 11/19$77
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:13 amORD - BNA
Nonstop1h 37mFrontier
Fri 11/288:45 amBNA - ORD
Nonstop1h 53mFrontier
Deal found 11/20$83
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:13 amORD - BNA
Nonstop1h 37mFrontier
Fri 11/288:45 amBNA - ORD
Nonstop1h 53mFrontier
Deal found 11/19$84
This Cheapflightsfares deal was found by Cheapflights users on 11/22. 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.
Fri 12/129:11 pmPIA - BNA
Nonstop1h 14mAllegiant Air
Mon 12/151:01 pmBNA - PIA
Nonstop1h 17mAllegiant Air
Deal found 11/22$88
This Southwest deal was found by Cheapflights users on 11/21. 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.
Wed 12/249:50 amMDW - BNA
1 stop5h 10mSouthwest
Thu 1/19:00 pmBNA - MDW
Nonstop1h 35mSouthwest
Deal found 11/21$107
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 11/249:37 pmPIA - BNA
Nonstop1h 15mAllegiant Air
Wed 11/2612:54 pmBNA - PIA
Nonstop1h 19mAllegiant Air
Deal found 11/20$117
This United Airlines deal was found by Cheapflights users on 11/21. 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 12/178:50 amORD - BNA
Nonstop1h 48mUnited Airlines
Wed 12/248:00 amBNA - ORD
Nonstop1h 55mUnited Airlines
Deal found 11/21$127
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:16 pmPIA - BNA
Nonstop1h 14mAllegiant Air
Mon 12/221:06 pmBNA - PIA
Nonstop1h 17mAllegiant Air
Deal found 11/19$144
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:13 amORD - BNA
Nonstop1h 37mMultiple Airlines
Tue 11/254:41 pmBNA - ORD
1 stop6h 25mMultiple Airlines
Deal found 11/20$147
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:20 pmORD - BNA
Nonstop1h 51mAmerican Airlines
Wed 12/2410:26 amBNA - ORD
Nonstop1h 54mAmerican Airlines
Deal found 11/20$150
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:13 amORD - BNA
Nonstop1h 37mFrontier
Mon 12/18:45 amBNA - ORD
Nonstop1h 53mFrontier
Deal found 11/20$152

Cheap flight deals from Illinois to Nashville

Keep the following information in mind while searching for Illinois to Nashville flight deals. Data was last updated November 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$76
(Cheapflightsfares)

One-way from

$49
(Southwest)

Popular in

April

Cheapest in

February

Average price

$228

Good round-trip deal

$80 or less

Good one-way deal

$80 or less
Provider with most accurate pricing for Chicago (CHI)-Nashville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Nashville Intl flights.
Search Deals
From Illinois to Nashville Intl
Search Deals
One-way flight from Illinois to Nashville Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Nashville Intl.
Search Deals
Price to beat on a one-way flight from Illinois to Nashville Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Nashville 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 22, 2025.
Use the filters below to find and compare flights from Illinois to Nashville that are best for you.

Fly from

Illinois

Fly to

Nashville

Route

Depart

Return

Price

PeoriaNashville

PIA - BNA

PIABNA

Greater Peoria

Fri 12/12

9:11 pm-10:25 pm

Nonstop1h 14m

Nashville Intl

Mon 12/15

1:01 pm-2:18 pm

Nonstop1h 17m

$88

ChicagoNashville

MDW - BNA

MDWBNA

Chicago Midway

Thu 1/1

12:25 pm-1:55 pm

Nonstop1h 30m

Nashville Intl

Mon 1/5

1:40 pm-6:20 pm

1 stop4h 40m

$144

PeoriaNashville

PIA - BNA

PIABNA

Greater Peoria

Fri 12/19

9:16 pm-10:30 pm

Nonstop1h 14m

Nashville Intl

Mon 12/22

1:06 pm-2:23 pm

Nonstop1h 17m

$144

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Fri 12/19

9:50 am-1:48 pm

1 stop3h 58m

Nashville Intl

Thu 1/1

2:35 pm-6:36 pm

1 stop4h 01m

$154

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Mon 12/15

9:50 am-1:48 pm

1 stop3h 58m

Nashville Intl

Fri 12/19

2:35 pm-6:36 pm

1 stop4h 01m

$156

ChicagoNashville

ORD - BNA

ORDBNA

Chicago O'Hare Intl

Thu 2/12

7:45 am-9:32 am

Nonstop1h 47m

Nashville Intl

Sun 2/15

6:00 am-8:03 am

Nonstop2h 03m

$164

ChicagoNashville

ORD - BNA

ORDBNA

Chicago O'Hare Intl

Thu 12/11

10:50 am-12:26 pm

Nonstop1h 36m

Nashville Intl

Mon 12/15

8:00 am-9:47 am

Nonstop1h 47m

$171

ChicagoNashville

ORD - BNA

ORDBNA

Chicago O'Hare Intl

Thu 1/15

2:13 pm-3:54 pm

Nonstop1h 41m

Nashville Intl

Mon 1/19

6:00 am-8:04 am

Nonstop2h 04m

$171

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Thu 1/22

9:50 am-1:48 pm

1 stop3h 58m

Nashville Intl

Mon 1/26

2:35 pm-6:36 pm

1 stop4h 01m

$172

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Mon 12/29

9:50 am-1:48 pm

1 stop3h 58m

Nashville Intl

Fri 1/2

2:35 pm-6:36 pm

1 stop4h 01m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Nashville

Have a flexible travel schedule? Discover the best time to fly to Nashville 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Nashville

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Nashville (average of $37). Flying from Illinois to Nashville in May is currently the most expensive (average of $77). 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 BNA?

Find hourly flight availability from Illinois to Nashville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 22, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Nashville in the evening. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Illinois to Nashville?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Nashville. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Nashville flight should consider departing on Wednesday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Nashville

Explore weekly flight availability from Illinois to Nashville. 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 22, 2025.

The most flights from USIL to BNA are scheduled on a Friday (58 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

Related info for your journey

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

    Most people fly into Nashville Intl (BNA) if they book a flight to Nashville from Illinois. Nashville Intl is conveniently located just 6.0 mi from Nashville’s city center.

  • How long is the flight from Illinois to Nashville?

    Airlines like Allegiant Air, Southwest, and Southern / Mokulele fly from Illinois to Nashville in about 1h 14m. The time it takes to get you to your destination can typically vary by up to 2h 44m. There are 353 mi between Illinois and Nashville. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $49. United Airlines flights start at $49 while deals on Frontier start at $68 one-way.

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

    While some choose either Chicago Midway - Nashville Intl or Lambert-St Louis - Nashville Intl, Chicago O'Hare Intl - Nashville Intl is the most popular route from Illinois to Nashville.

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

    The top 3 most reliable airlines when flying from Illinois to Nashville are Spirit Airlines (79%), Turkish Airlines (76%) and Republic Airways (73%).

  • What are the cheapest flights from Illinois to Nashville?

    On average you can expect to pay $348 for a flight from Illinois to Nashville. The cheapest flight overall is $44 while the most popular route, (Chicago O'Hare Intl - Nashville Intl) is currently priced at $97.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Nashville (average of $37). Flying from Illinois to Nashville in May is currently the most expensive (average of $77). 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

Traveling to a place near Nashville?

Book flights to Nashville if you plan to visit one of these locations
Bowling Green
Cookeville
Franklin
Lebanon
Murfreesboro
Hermitage
Brentwood
Franklin
Antioch
Dickson
Mount Juliet
Goodlettsville
Hopkinsville
Smyrna
Springfield
Tullahoma
Spring Hill

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Alternative routes for Illinois to Nashville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Nashville

Discover the top 7 airlines that operate flights from Illinois to Nashville. 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$156FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$43Average$92FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$70Average$107FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$106Average$237FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$114Average$321FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$116Average$355FlexibilityNo cancel feeOn-time71%
DeltaCheapest$168Average$308FlexibilityNo cancel feeOn-timeN/A

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