HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rockford

$134+ Cheap flights from Denver (DEN) 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RFD
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Rockford with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Denver to Rockford

Cheapest flights from Denver to Rockford
Explore the most affordable flight options available from Denver to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:45 pm
DEN
-
RFD
1 stop18h 26m
Multiple Airlines
Mon 9/218:44 pm
RFD
-
DEN
1 stop13h 51m
Multiple Airlines
Deal found 6/9$308
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:23 am
DEN
-
RFD
1 stop6h 46m
Multiple Airlines
Sun 8/239:35 pm
RFD
-
DEN
1 stop7h 23m
Multiple Airlines
Deal found 6/9$311
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 8/2611:49 pm
DEN
-
RFD
2 stops14h 20m
Multiple Airlines
Sun 8/303:59 pm
RFD
-
DEN
1 stop23h 10m
Multiple Airlines
Deal found 6/5$347
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/1910:29 pm
DEN
-
RFD
1 stop21h 16m
Multiple Airlines
Sun 8/239:35 pm
RFD
-
DEN
1 stop7h 23m
Multiple Airlines
Deal found 6/8$356
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 9/187:00 am
DEN
-
RFD
1 stop10h 11m
Multiple Airlines
Sun 9/203:53 pm
RFD
-
DEN
1 stop6h 56m
Multiple Airlines
Deal found 6/6$366
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/237:23 am
DEN
-
RFD
1 stop6h 46m
Multiple Airlines
Sun 8/239:35 pm
RFD
-
DEN
1 stop7h 23m
Multiple Airlines
Deal found 6/8$382
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:59 am
DEN
-
RFD
1 stop8h 31m
Multiple Airlines
Sun 10/258:53 pm
RFD
-
DEN
1 stop7h 59m
Multiple Airlines
Deal found 6/9$384
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 9/910:30 pm
DEN
-
RFD
1 stop21h 09m
Multiple Airlines
Thu 9/173:53 pm
RFD
-
DEN
1 stop6h 56m
Multiple Airlines
Deal found 6/8$389
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/2012:47 pm
DEN
-
RFD
1 stop6h 58m
Multiple Airlines
Wed 8/262:13 pm
RFD
-
DEN
2 stops32h 05m
Multiple Airlines
Deal found 6/8$390

Find flight deals from Denver to Rockford

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Rockford (RFD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(Kiwi.com)

One-way from

$134
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$285
Provider with most accurate pricing for Denver Intl-Chicago Greater Rockford flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Chicago Greater Rockford flights.
Search Deals
From Denver Intl to Chicago Greater Rockford
Search Deals
One-way flight from Denver Intl to Chicago Greater Rockford
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 June 10, 2026.
Use the filters below to find and compare flights from Denver to Chicago Greater Rockford Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Thu 8/20

7:23 am-3:09 pm

1 stop6h 46m

Chicago Greater Rockford

Sun 8/23

9:35 pm-9:30 am

1 stop12h 55m

$315

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Fri 9/18

7:00 am-6:11 pm

1 stop10h 11m

Chicago Greater Rockford

Sun 9/20

3:53 pm-9:49 pm

1 stop6h 56m

$366

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Thu 9/17

6:30 am-8:39 pm

2 stops13h 09m

Chicago Greater Rockford

Mon 9/21

8:44 pm-6:35 pm

1 stop22h 51m

$376

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Fri 9/11

7:00 am-6:11 pm

1 stop10h 11m

Chicago Greater Rockford

Sun 9/27

3:53 pm-9:49 pm

1 stop6h 56m

$394

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Fri 9/25

7:00 am-6:11 pm

1 stop10h 11m

Chicago Greater Rockford

Sun 9/27

3:53 pm-9:49 pm

1 stop6h 56m

$397
Quickest round-trip

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Thu 9/10

10:29 am-8:39 pm

1 stop9h 10m

Chicago Greater Rockford

Thu 9/17

3:53 pm-9:49 pm

1 stop6h 56m

$400

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Thu 9/10

10:29 am-8:39 pm

1 stop9h 10m

Chicago Greater Rockford

Fri 9/18

5:05 pm-8:05 am

2 stops40h 00m

$441

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Sun 8/23

7:23 am-3:09 pm

1 stop6h 46m

Chicago Greater Rockford

Thu 8/27

3:59 pm-2:09 pm

1 stop23h 10m

$445

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Thu 9/10

10:29 am-8:39 pm

1 stop9h 10m

Chicago Greater Rockford

Tue 9/15

1:41 pm-9:11 pm

2 stops32h 30m

$455

DenverChicago

DEN - RFD

DENRFD

Denver Intl

Wed 7/1

7:43 am-8:29 am

1 stop23h 46m

Chicago Greater Rockford

Sun 7/5

9:19 am-2:23 pm

1 stop6h 04m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Denver to Rockford

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Rockford in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Chicago Greater Rockford Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Chicago Greater Rockford Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Chicago Greater Rockford Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Chicago Greater Rockford Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Chicago Greater Rockford Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Denver 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.

Related info for your journey

Find useful and relevant information for your journey from Denver to Rockford. 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 Denver to Chicago Greater Rockford?

    Denver Intl (DEN), located 18.5 mi from the city center, is the airport you fly out of when you book flights from Denver to Chicago Greater Rockford. 0 airlines have flights from Denver Intl to Chicago Greater Rockford on a regular basis. Booking flights from Denver Intl to Chicago Greater Rockford should not be difficult; the airport handles an average of 0 outbound flights to Chicago Greater Rockford per day.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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
Benton Harbor
Lansing
Merrillville
Hammond
Porter

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.