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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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BNA
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap 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 July 23, 2026.

This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:00 am
STL
-
BNA
Nonstop1h 10m
Southwest
Mon 9/148:50 pm
BNA
-
STL
Nonstop1h 15m
Southwest
Deal found 7/22$97
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:50 am
STL
-
BNA
1 stop5h 00m
Southwest
Tue 8/188:55 pm
BNA
-
STL
Nonstop1h 15m
Southwest
Deal found 7/22$107
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 8/156:50 am
STL
-
BNA
2 stops5h 45m
Southwest
Wed 8/199:15 am
BNA
-
STL
1 stop5h 55m
Southwest
Deal found 7/21$122
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/55:45 am
STL
-
BNA
2 stops5h 45m
Southwest
Sat 9/1210:05 am
BNA
-
STL
2 stops6h 35m
Southwest
Deal found 7/21$127
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:40 pm
STL
-
BNA
Nonstop1h 10m
Southwest
Sun 9/68:10 am
BNA
-
STL
Nonstop1h 15m
Southwest
Deal found 7/20$156
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Wed 8/52:00 pm
STL
-
BNA
1 stop4h 03m
Southern / Mokulele
Thu 8/139:30 am
BNA
-
STL
1 stop3h 51m
Southern / Mokulele
Deal found 7/20$171
This Southern / Mokulele deal was found by Cheapflights users on 7/21. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/272:00 pm
STL
-
BNA
1 stop4h 03m
Southern / Mokulele
Thu 12/319:30 am
BNA
-
STL
1 stop3h 51m
Southern / Mokulele
Deal found 7/21$172
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:45 pm
STL
-
BNA
Nonstop1h 10m
Southwest
Mon 8/176:00 pm
BNA
-
STL
Nonstop1h 10m
Southwest
Deal found 7/20$195
This Priceline deal was found by Cheapflights users on 7/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:05 am
ORD
-
BNA
1 stop9h 02m
Frontier
Sat 10/174:02 pm
BNA
-
ORD
1 stop8h 22m
Frontier
Deal found 7/22$200
This Mytrip deal was found by Cheapflights users on 7/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:30 pm
ORD
-
BNA
1 stop3h 40m
Contour
Fri 8/148:00 am
BNA
-
ORD
1 stop3h 40m
Contour
Deal found 7/19$204
This Gotogate deal was found by Cheapflights users on 7/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:30 pm
ORD
-
BNA
1 stop3h 40m
Contour
Wed 9/98:00 am
BNA
-
ORD
1 stop3h 40m
Contour
Deal found 7/20$205
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:30 pm
ORD
-
BNA
1 stop3h 40m
Contour
Mon 8/178:00 am
BNA
-
ORD
1 stop3h 40m
Contour
Deal found 7/22$212

Find flight deals from Illinois to Nashville

Keep the following information in mind while searching for Illinois to Nashville flight deals. Data was last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Southwest)

One-way from

$49
(Southwest)

Popular in

June

Cheapest in

December

Average price

$337

Good round-trip deal

$97 or less

Good one-way deal

$45 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. 20% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 23, 2026.
Use the filters below to find and compare flights from Illinois to Nashville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Thu 9/17

5:40 pm-6:50 pm

Nonstop1h 10m

Nashville Intl

Sat 9/19

7:00 am-8:15 am

Nonstop1h 15m

$97

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Wed 9/16

4:45 pm-5:55 pm

Nonstop1h 10m

Nashville Intl

Sat 9/19

10:05 am-4:40 pm

2 stops6h 35m

$112
Quickest round-trip

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Thu 9/3

10:05 am-11:15 am

Nonstop1h 10m

Nashville Intl

Sun 9/6

1:50 pm-3:00 pm

Nonstop1h 10m

$156

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Sun 12/27

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Thu 12/31

9:30 am-1:21 pm

1 stop3h 51m

$172

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Sun 8/2

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Thu 8/6

9:30 am-1:21 pm

1 stop3h 51m

$172

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Thu 12/24

9:50 am-1:48 pm

1 stop3h 58m

Nashville Intl

Mon 12/28

2:35 pm-6:36 pm

1 stop4h 01m

$172

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Tue 8/11

2:45 pm-3:55 pm

Nonstop1h 10m

Nashville Intl

Mon 8/17

3:50 pm-7:55 pm

1 stop4h 05m

$205

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Sat 8/15

8:30 am-2:35 pm

1 stop6h 05m

Nashville Intl

Tue 8/18

6:45 am-7:55 am

Nonstop1h 10m

$205

St. LouisNashville

STL - BNA

STLBNA

Lambert-St Louis

Thu 8/27

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Sun 8/30

9:56 am-4:31 pm

1 stop6h 35m

$214

ChicagoNashville

ORD - BNA

ORDBNA

Chicago O'Hare Intl

Sat 9/5

2:05 pm-3:57 pm

Nonstop1h 52m

Nashville Intl

Tue 9/8

2:58 pm-5:00 pm

Nonstop2h 02m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 60 resultsSorted by cheapest first
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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, October is the cheapest month in which you can book a flight from Illinois to Nashville (average of $177). Flying from Illinois to Nashville in April is currently the most expensive (average of $355). 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 July 23, 2026.

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 11% on your trip compared to booking a flight in the morning.

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 July 23, 2026.

The most flights from USIL to BNA are scheduled on a Monday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

How much does it cost to fly round-trip from Illinois to Nashville?

How far ahead should I book a flight from Illinois to Nashville?

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Nashville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 July 18, 2026.

Travelers seeking maximum savings on their Illinois to Nashville flight should consider departing on Monday 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.

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 Southwest, Southern / Mokulele, and United Airlines fly from Illinois to Nashville in about 1h 10m. The time it takes to get you to your destination can typically vary by up to 2h 53m. There are 272 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 Frontier, which is currently one of the cheapest options available, starting at $36. Allegiant Air flights start at $40 while deals on Southwest start at $45 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 Republic Airways (90%), Envoy Air (71%) and Air New Zealand (71%).

  • What are the cheapest flights from Illinois to Nashville?

    On average you can expect to pay $413 for a flight from Illinois to Nashville. The cheapest flight overall is $118 while the most popular route, (Chicago O'Hare Intl - Nashville Intl) is currently priced at $217.

  • 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, October is the cheapest month in which you can book a flight from Illinois to Nashville (average of $177). Flying from Illinois to Nashville in April is currently the most expensive (average of $355). 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
Cookeville
Bowling Green
Murfreesboro
Goodlettsville
Hermitage
Franklin
Lebanon
Mount Juliet
Dickson
Hopkinsville
Brentwood
Antioch
Franklin
Tullahoma

Browse thousands of different options on Cheapflights for your next trip

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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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$107FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$80Average$113FlexibilityNo cancel feeOn-time88%
ContourCheapest$114Average$222FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$127Average$370FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$127Average$339FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$145Average$335FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$381FlexibilityNo cancel feeOn-timeN/A

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