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Rockford

$111+ Cheap flights from Kentucky to Greater Rockford (RFD)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — RFD
Apr 18 — Apr 251
Sat 4/18
Sat 4/25
1 adult, Economy
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Cheap flight deals from Kentucky to Rockford

Cheapest flights from Kentucky to Rockford
Explore the most affordable flight options available from Kentucky to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 19, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Thu 6/117:00 am
BNA
-
RFD
Nonstop1h 29m
Allegiant Air
Sun 6/1411:27 am
RFD
-
BNA
1 stop8h 08m
Allegiant Air
Deal found 3/16$195
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Sun 6/217:00 am
BNA
-
RFD
Nonstop1h 29m
Allegiant Air
Thu 6/259:19 am
RFD
-
BNA
Nonstop1h 25m
Allegiant Air
Deal found 3/19$201
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Thu 5/217:00 am
BNA
-
RFD
Nonstop1h 31m
Allegiant Air
Sun 5/2411:27 am
RFD
-
BNA
1 stop8h 11m
Allegiant Air
Deal found 3/17$204
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Thu 6/47:00 am
BNA
-
RFD
Nonstop1h 29m
Multiple Airlines
Mon 6/87:53 pm
RFD
-
BNA
1 stop18h 25m
Multiple Airlines
Deal found 3/17$206
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 6/52:22 pm
BNA
-
RFD
1 stop18h 55m
Allegiant Air
Sun 6/79:19 am
RFD
-
BNA
Nonstop1h 25m
Allegiant Air
Deal found 3/19$213
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 6/25:38 pm
BNA
-
RFD
1 stop15h 39m
Multiple Airlines
Sun 6/79:19 am
RFD
-
BNA
Nonstop1h 25m
Multiple Airlines
Deal found 3/17$221
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 6/266:53 pm
BNA
-
RFD
1 stop13h 24m
Allegiant Air
Sun 6/289:19 am
RFD
-
BNA
Nonstop1h 25m
Allegiant Air
Deal found 3/18$224
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Thu 6/47:00 am
BNA
-
RFD
Nonstop1h 29m
Allegiant Air
Wed 6/104:42 pm
RFD
-
BNA
1 stop14h 40m
Allegiant Air
Deal found 3/17$227
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Thu 6/47:00 am
BNA
-
RFD
Nonstop1h 29m
Allegiant Air
Fri 6/127:53 pm
RFD
-
BNA
1 stop24h 10m
Allegiant Air
Deal found 3/16$229
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 7/177:58 pm
BNA
-
RFD
1 stop12h 17m
Allegiant Air
Sun 7/199:19 am
RFD
-
BNA
Nonstop1h 28m
Allegiant Air
Deal found 3/18$231
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 5/199:30 pm
CVG
-
RFD
1 stop12h 51m
Multiple Airlines
Sat 5/3011:14 am
RFD
-
CVG
1 stop10h 37m
Multiple Airlines
Deal found 3/17$340
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 7/292:20 pm
CVG
-
RFD
1 stop21h 17m
Multiple Airlines
Mon 8/38:39 am
RFD
-
CVG
1 stop25h 44m
Multiple Airlines
Deal found 3/18$381

Find flight deals from Kentucky to Rockford

Keep the following information in mind while searching for Kentucky to Rockford flight deals. Data was last updated March 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(Kiwi.com)

One-way from

$111
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$286
Provider with most accurate pricing for Louisville Intl-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Chicago (CHI) flights.
Search Deals
From Kentucky to Chicago Greater Rockford
Search Deals
One-way flight from Kentucky to Chicago Greater Rockford
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Rockford 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 March 19, 2026.
Use the filters below to find and compare flights from Kentucky to Chicago Greater Rockford Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 6/4

7:00 am-8:29 am

Nonstop1h 29m

Chicago Greater Rockford

Wed 6/10

4:42 pm-7:22 am

1 stop14h 40m

$227

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 6/4

7:00 am-8:29 am

Nonstop1h 29m

Chicago Greater Rockford

Sun 6/7

11:27 am-8:35 am

1 stop21h 08m

$229
Quickest round-trip

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 5/21

7:00 am-8:31 am

Nonstop1h 31m

Chicago Greater Rockford

Sun 5/24

11:27 am-11:24 pm

1 stop11h 57m

$241

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Tue 6/2

5:38 pm-9:17 am

1 stop15h 39m

Chicago Greater Rockford

Thu 6/4

9:19 am-10:44 am

Nonstop1h 25m

$281

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Fri 6/5

2:22 pm-9:17 am

1 stop18h 55m

Chicago Greater Rockford

Thu 6/11

9:19 am-10:44 am

Nonstop1h 25m

$308

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 5/21

8:38 pm-9:21 am

2 stops36h 43m

Chicago Greater Rockford

Sun 5/31

9:21 am-10:49 am

Nonstop1h 28m

$319

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Mon 5/25

9:06 pm-9:21 am

2 stops36h 15m

Chicago Greater Rockford

Thu 6/4

9:19 am-10:44 am

Nonstop1h 25m

$325

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 6/4

7:00 am-8:29 am

Nonstop1h 29m

Chicago Greater Rockford

Wed 6/10

8:50 pm-12:09 pm

2 stops39h 19m

$347

NashvilleChicago

BNA - RFD

BNARFD

Nashville Intl

Thu 4/16

8:22 pm-6:19 pm

1 stop21h 57m

Chicago Greater Rockford

Sun 4/19

10:37 am-11:24 pm

1 stop12h 47m

$353

LexingtonChicago

LEX - RFD

LEXRFD

Lexington Blue Grass

Thu 4/16

9:12 pm-6:19 pm

1 stop22h 07m

Chicago Greater Rockford

Thu 4/23

11:50 am-2:54 pm

1 stop26h 04m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 50 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Kentucky 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 Kentucky to Chicago Greater Rockford Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Rockford. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kentucky to Chicago Greater Rockford Airport?

    For as low as $227, Allegiant Air can have you in Chicago Greater Rockford Airport from Kentucky in 1h 29m. The distance between Kentucky and Chicago Greater Rockford Airport is about 439 mi. All flights are typically nonstop.

  • What are the most popular routes from Kentucky to Chicago Greater Rockford Airport?

    The most popular route from Kentucky to Chicago Greater Rockford Airport is Nashville Intl - Chicago Greater Rockford. You may also consider Cincinnati Cinci./N. Kentucky - Chicago Greater Rockford or Lexington Blue Grass - Chicago Greater Rockford.

  • Can I find deals for flights from Kentucky to Rockford that include hotel bookings?

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

  • How can I find direct flights from Kentucky to Rockford?

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

  • Can I find deals for business class flights from Kentucky to Rockford?

    Yes. Cheapflights offers flight deals from Kentucky to Rockford by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Chicago Greater Rockford Airport?

Book flights to Chicago Greater Rockford Airport if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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See prices for flight routes from nearby airports that may be better suited for you.
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