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$49+ Cheap flights from Nashville (BNA) 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ORD
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheap flight deals from Nashville to Illinois

Keep the following information in mind while searching for Nashville to Illinois flight deals. Data was last updated octubre 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$81
(Kiwi.com)

One-way from

$49
(Southwest)

Popular in

March

Cheapest in

September

Average price

$183

Good round-trip deal

$107 or less

Good one-way deal

$107 or less
Provider with most accurate pricing for Nashville Intl-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Nashville Intl-Chicago (CHI) flights.
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From Nashville Intl to Illinois
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One-way flight from Nashville Intl to Illinois
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Highest demand for flights based on searches. 7% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Nashville Intl to Illinois.
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Price to beat on a one-way flight from Nashville Intl to Illinois.
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Find flight deals from Nashville to Illinois

Cheapest flights from Nashville to Illinois
Explore the most affordable flight options available from Nashville to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
jue. 11/138:49 pmBNA - ORD
Nonstop1h 48mFrontier
dom. 11/166:10 pmORD - BNA
Nonstop1h 48mFrontier
Deal found 10/27$81
This CheapOair deal was found by Cheapflights users on 10/28. 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.
jue. 11/208:46 pmBNA - ORD
1 stop11h 00mFrontier
lun. 11/246:13 amORD - BNA
Nonstop1h 37mFrontier
Deal found 10/28$82
This Booking.com deal was found by Cheapflights users on 10/27. 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.
jue. 11/138:49 pmBNA - ORD
Nonstop1h 48mFrontier
lun. 11/176:20 amORD - BNA
Nonstop1h 36mFrontier
Deal found 10/27$83
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
lun. 11/108:51 amBNA - ORD
Nonstop1h 51mFrontier
jue. 11/136:06 pmORD - BNA
Nonstop1h 48mFrontier
Deal found 10/27$92
This CheapOair deal was found by Cheapflights users on 10/27. 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.
lun. 11/178:51 amBNA - ORD
Nonstop1h 51mFrontier
jue. 11/208:59 amORD - BNA
1 stop10h 52mFrontier
Deal found 10/27$94
This Trip.com deal was found by Cheapflights users on 10/26. 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.
sáb. 11/153:42 pmBNA - ORD
1 stop7h 47mFrontier
dom. 11/166:10 pmORD - BNA
Nonstop1h 48mFrontier
Deal found 10/26$96
This Southwest deal was found by Cheapflights users on 10/28. 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.
jue. 12/48:55 pmBNA - MDW
Nonstop1h 40mSouthwest
lun. 12/88:30 pmMDW - BNA
Nonstop1h 30mSouthwest
Deal found 10/28$97
This United Airlines deal was found by Cheapflights users on 10/28. 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.
lun. 12/88:00 amBNA - ORD
Nonstop1h 50mUnited Airlines
mié. 12/1012:45 pmORD - BNA
Nonstop1h 43mUnited Airlines
Deal found 10/28$97
This American Airlines deal was found by Cheapflights users on 10/28. 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.
jue. 12/45:25 amBNA - ORD
Nonstop1h 55mAmerican Airlines
lun. 12/810:05 pmORD - BNA
Nonstop1h 46mAmerican Airlines
Deal found 10/28$99
This Southwest deal was found by Cheapflights users on 10/27. 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.
mié. 12/36:35 pmBNA - MDW
Nonstop1h 40mSouthwest
jue. 12/45:50 amMDW - BNA
Nonstop1h 30mSouthwest
Deal found 10/27$137
This Southwest deal was found by Cheapflights users on 10/27. 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.
mié. 12/31:10 pmBNA - MDW
1 stop3h 25mSouthwest
lun. 12/88:30 pmMDW - BNA
Nonstop1h 30mSouthwest
Deal found 10/27$143
This Booking.com deal was found by Cheapflights users on 10/29. 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.
jue. 11/133:42 pmBNA - MDW
1 stop19h 48mFrontier
dom. 11/168:32 amMDW - BNA
1 stop5h 07mFrontier
Deal found 10/29$144

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville 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 octubre 29, 2025.
Use the filters below to find and compare flights from Nashville to Illinois that are best for you.

Fly from

Nashville

Fly to

Illinois

Route

Depart

Return

Price

NashvilleChicago

BNA - MDW

BNAMDW

Nashville Intl

lun. 12/8

8:55 pm-10:35 pm

Nonstop1h 40m

Chicago Midway

jue. 1/1

6:35 am-8:05 am

Nonstop1h 30m

$97

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

lun. 12/8

5:25 am-7:20 am

Nonstop1h 55m

Chicago O'Hare Intl

jue. 1/1

7:18 am-9:10 am

Nonstop1h 52m

$97

NashvilleChicago

BNA - MDW

BNAMDW

Nashville Intl

jue. 12/4

4:00 pm-9:00 pm

1 stop5h 00m

Chicago Midway

lun. 12/8

6:20 pm-7:55 pm

Nonstop1h 35m

$107

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

mar. 12/9

10:20 am-12:15 pm

Nonstop1h 55m

Chicago O'Hare Intl

jue. 12/11

6:05 am-11:50 am

1 stop5h 45m

$107

NashvilleChicago

BNA - MDW

BNAMDW

Nashville Intl

mar. 12/9

3:20 pm-7:20 pm

1 stop4h 00m

Chicago Midway

jue. 12/11

1:40 pm-7:55 pm

1 stop6h 15m

$117

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

jue. 1/15

2:52 pm-4:49 pm

Nonstop1h 57m

Chicago O'Hare Intl

dom. 1/18

5:52 pm-7:33 pm

Nonstop1h 41m

$123

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

mié. 12/3

9:50 am-11:48 am

Nonstop1h 58m

Chicago O'Hare Intl

lun. 12/8

9:05 pm-10:49 pm

Nonstop1h 44m

$137

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

jue. 1/15

7:55 am-2:45 pm

1 stop6h 50m

Chicago O'Hare Intl

dom. 1/18

1:45 pm-3:20 pm

Nonstop1h 35m

$143

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

mar. 2/17

10:20 am-12:15 pm

Nonstop1h 55m

Chicago O'Hare Intl

sáb. 2/21

4:25 pm-10:55 pm

1 stop6h 30m

$143

NashvilleChicago

BNA - ORD

BNAORD

Nashville Intl

jue. 12/4

10:20 am-12:15 pm

Nonstop1h 55m

Chicago O'Hare Intl

lun. 12/8

6:05 am-11:50 am

1 stop5h 45m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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

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

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

Currently, February is the cheapest month in which you can book a flight from Nashville to Illinois (average of $37). Flying from Nashville to Illinois in June is currently the most expensive (average of $83). 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 BNA to IL?

Find hourly flight availability from Nashville 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 octubre 29, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 37% on flights from Nashville to Illinois by exploring options for tickets at noon.

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

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

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

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

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 octubre 29, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Nashville to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,999 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,114 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,124 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

    Located just 6.0 mi from the city center, Nashville Intl (BNA) is the airport most travelers will use when flying to Illinois from Nashville.

  • How long is the flight from Nashville to Illinois?

    For as low as $97, Southwest can have you in Illinois from Nashville in 1h 40m. Nashville and Illinois are separated by a distance of 395 mi. Most flights are nonstop.

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

    The cheapest airlines for a one-way flight from Nashville to Illinois are Southwest ($49), United Airlines ($49), and American Airlines ($49).

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

    Most travelers choose Nashville Intl - Chicago O'Hare Intl, Nashville Intl - Chicago Midway or Nashville Intl - Lambert-St Louis when deciding on the best route from Nashville to Illinois.

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

    Consider Turkish Airlines (87%), ANA (87%) or Emirates (86%) when booking your flight. These represent the most reliable airlines when flying from Nashville to Illinois.

  • What are the cheapest flights from Nashville to Illinois?

    On average you can expect to pay $777 for a flight from Nashville to Illinois. The cheapest flight overall is $43 while the most popular route, (Nashville Intl - Chicago O'Hare Intl) is currently priced at $97.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Nashville to Illinois (average of $37). Flying from Nashville to Illinois in June is currently the most expensive (average of $83). 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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Alternative routes for Nashville to Illinois

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

Discover the top 7 airlines that operate flights from Nashville 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$123FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$43Average$80FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$58Average$79FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$97Average$232FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$102Average$363FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$109Average$263FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$514FlexibilityNo cancel feeOn-timeN/A

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