$72 Cheap Flights from Denver (DEN) to Rockford (RFD)

View $72 flight on Thu, Feb 26, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)

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Cheap Flights from Denver to Rockford (DEN-RFD)

Prices were available within the past 7 days and start at $72 for one-way flights and $143 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Feb 5 - Mon, Feb 9
DEN
Denver
RFD
Rockford
$143 Roundtrip, found 5 days ago
$143
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Feb 5 from Denver to Rockford, returning Mon, Feb 9, priced at $143 found 5 days ago
American Airlines
Thu, Feb 26 - Sat, Feb 28
DEN
Denver
RFD
Rockford
$161 Roundtrip, found 6 days ago
$161
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Feb 26 from Denver to Rockford, returning Sat, Feb 28, priced at $161 found 6 days ago
American Airlines
Thu, Apr 9 - Mon, Apr 13
DEN
Denver
RFD
Rockford
$167 Roundtrip, found 5 days ago
$167
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Apr 9 from Denver to Rockford, returning Mon, Apr 13, priced at $167 found 5 days ago
American Airlines
Fri, Feb 27 - Mon, Mar 2
DEN
Denver
RFD
Rockford
$170 Roundtrip, found 5 days ago
$170
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Feb 27 from Denver to Rockford, returning Mon, Mar 2, priced at $170 found 5 days ago
American Airlines
Sat, Jan 31 - Tue, Feb 3
DEN
Denver
RFD
Rockford
$171 Roundtrip, found 5 days ago
$171
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jan 31 from Denver to Rockford, returning Tue, Feb 3, priced at $171 found 5 days ago
American Airlines
Thu, Feb 5 - Mon, Feb 9
DEN
Denver
RFD
Rockford
$173 Roundtrip, found 5 days ago
$173
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Feb 5 from Denver to Rockford, returning Mon, Feb 9, priced at $173 found 5 days ago
American Airlines
Thu, Jan 29 - Mon, Feb 2
DEN
Denver
RFD
Rockford
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Jan 29 from Denver to Rockford, returning Mon, Feb 2, priced at $179 found 5 days ago
American Airlines
Thu, Apr 30 - Mon, May 4
DEN
Denver
RFD
Rockford
$184 Roundtrip, found 5 days ago
$184
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Apr 30 from Denver to Rockford, returning Mon, May 4, priced at $184 found 5 days ago
American Airlines
Tue, Mar 3 - Thu, Mar 5
DEN
Denver
RFD
Rockford
$185 Roundtrip, found 6 days ago
$185
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Mar 3 from Denver to Rockford, returning Thu, Mar 5, priced at $185 found 6 days ago
American Airlines
Thu, Mar 5 - Tue, Mar 10
DEN
Denver
RFD
Rockford
$187 Roundtrip, just found
$187
Roundtrip
just found
Select American Airlines flight, departing Thu, Mar 5 from Denver to Rockford, returning Tue, Mar 10, priced at $187 just found

Alternative airports near Rockford

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Greater Rockford RFD. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $268
RFD
Greater Rockford
CheapestClosest
Average driving time to city center10 min
Flights from $268

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford) cost?
Get a cheap one-way flight from $72 or cheap return flight from $143 from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)?
February is the most affordable month to fly from DEN to RFD. Avoiding peak travel times is often the key to scoring lower fares.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)?
To find the cheapest airline flying from DEN to RFD, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)?
Direct flights from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DEN to RFD?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)?
To avoid possible delays on the Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford) route, aim to travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford) last-minute?
Last-minute bookings from DEN to RFD are usually more expensive. To secure the best prices, start looking for flights well in advance. That being said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before your trip.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Rockford, IL (RFD-Greater Rockford)?
In most cases, you're able to cancel or reschedule your DEN to RFD flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Origin airport
Denver Intl.
Destination airport
Greater Rockford
Airlines serving
American Airlines
Roundtrip price
$142
Distance
826 mi

Book with confidence

Denver to Rockford Flights

The cheapest times to fly from Denver to Rockford

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Rockford are during the month of February. You can find some of the cheapest flights from Denver to Rockford with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Rockford

Sunday is one of the best days to book for cheap flights from Denver to Rockford: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Rockford

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Rockford in 2026. You can also book with separate airlines for your outbound and return journeys, from $72 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Rockford flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Rockford airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Rockford Flights

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*Available to One Key members.