$39 Cheap Flights to Chicago Rockford International
One-way
Departing from
United States
Going to
Chicago Rockford International
Chicago (RFD)
United States • February, 2026
81% AI deal score
$328 $95
Chicago (RFD)
United States • February, 2026
79% AI deal score
$328 $107
Chicago (RFD)
United States • May, 2026
77% AI deal score
$143 $39
Chicago (RFD)
United States • May, 2026
72% AI deal score
$165 $81
Top Cheap Flight Deals from United States to Chicago Rockford International
Recent round-trip flight deals to Chicago Rockford International
Thu, May 21 - Sun, May 24
Cheapest
Nashville (BNA) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Nashville (BNA)
Allegiant Air airlines • Direct
$143
$84
-$59
41%
Thu, May 21 - Sun, Jun 7
Nashville (BNA) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Nashville (BNA)
Allegiant Air airlines • Direct
$143
$84
-$59
41%
Thu, Jul 9 - Sun, Jul 12
Nashville (BNA) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Nashville (BNA)
Allegiant Air airlines • Direct
$135
$100
-$35
26%
Thu, Jun 25 - Sun, Jul 5
Nashville (BNA) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Nashville (BNA)
Allegiant Air airlines • Direct
$135
$100
-$35
26%
Thu, Aug 13 - Sun, Aug 16
Nashville (BNA) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Nashville (BNA)
Allegiant Air airlines • Direct
$135
$105
-$30
22%
Wed, Mar 18 - Sat, Apr 4
Tampa (PIE) - Chicago (RFD)
Allegiant Air airlines • Direct
Chicago (RFD) - Tampa (PIE)
Allegiant Air airlines • Direct
$105
The cheapest time to fly to Chicago Rockford International
Last-Minute Flights from United States to Chicago Rockford International
Need to get to Chicago Rockford International ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
Don't miss out on flights to Chicago departing in the next two weeks, with prices as low as $169.
⌛ Last-Minute
Muscle Shoals - RFD
A great last-minute steal for a cross-country flight.
Found 1 week ago
$216
one-way
Facts About Flights from United States to Chicago
To help you plan your journey, here are some quick Chicago flight facts and tips.
Chicago airports
Chicago is served by a diverse network of airports, each offering unique advantages to travelers. Chicago O'Hare International Airport (ORD), one of the world's busiest, provides extensive international and domestic connections with a wide array of airlines. Chicago Midway International Airport (MDW) focuses primarily on domestic flights, especially known for Southwest Airlines, and offers a more streamlined, convenient experience closer to downtown Chicago. Chicago Rockford International Airport (RFD) provides a cost-effective alternative, particularly for cargo and passenger travel to select destinations, with Allegiant being a major carrier. Rockford offers a less congested environment, appealing to those seeking ease of access and potentially lower fares.
O Hare International (ORD)
Chicago, United States
Chicago Midway International (MDW)
Chicago, United States
Chicago Rockford International (RFD)
Chicago, United States
Pro tip: search “Chicago (Any)” to see fares to all Chicago airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Chicago Rockford International
Cheapest airport
Chicago Rockford (RFD)
Chicago Rockford International Airport (RFD) is your gateway to avoid those crazy Chicago prices! Located a hop, skip, and a jump away from the city, it's known for being super passenger-friendly and easy to navigate. Plus, you might just snag some seriously cheap flights!
Nonstop vs. 1-stop
20+ cities
While not a major hub, Chicago Rockford International Airport offers a range of domestic routes, including popular connections to destinations like Las Vegas and Orlando/Sanford.
Number of airlines
RFD Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
RFD airport insights
Best days to catch a deal
Mon, Wed
Based on the provided data, Friday is the best day to find cheap flight deals from Chicago Rockford International Airport. Monday and Wednesday also show a high frequency of deals, suggesting you might find affordable options then as well.
Avg. deal survival time
7.7 hours
Deals from Chicago Rockford International typically survive for 7.7 hours. It is important to book quickly if you find a deal you like, as the average deal disappears in less than 8 hours.
Rare deal frequency
18 deals
In the past month, we discovered 18 rare flight deals for Chicago Rockford International Airport. These rare deals, which received an AI Deal Score of 90+, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-2%
The average price drop for flights from Chicago Rockford International Airport is 2.0%, meaning travelers can potentially save on their tickets. This small percentage could still translate to significant savings, especially for group travelers or those booking expensive flights.
Next 4 weeks: deal forecast
Chicago Rockford International Forecast
Based on current data for Chicago Rockford International, prices are expected to remain relatively stable next month. There are no significant price drops or increases forecasted at this time.
Top 5 biggest price drops (last 3 months)
Found on February 17
Phoenix - RFD
$328 → $95
71%
Found on February 17
Provo - RFD
$313 → $164
48%
Found on February 14
Las Vegas - RFD
$230 → $98
57%
Found on February 12
Punta Gorda - RFD
$205 → $91
56%
Found on February 17
Nashville - RFD
$143 → $39
73%
Check these nearby airports too
Looking for more options? These airports near RFD sometimes drop rare deals too:
General Mitchell International (MKE)
~9 rare deals/month
Quad City International (MLI)
~10 rare deals/month
Dane County Regional (MSN)
~4 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially MKE and MLI for long-haul deal surprises.
When Is the Best Time to Fly from United States to Chicago Rockford International
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Chicago Rockford International:
Cheapest month
January
Cheapest month
January is typically the cheapest month to fly to Chicago. The city is covered in snow, creating a picturesque winter wonderland. You'll find fewer crowds at museums and attractions, making it a great time to explore the city at your own pace and score some amazing deals on flights and hotels.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book a flight to Chicago. Airlines tend to release new deals and adjust prices early in the week. Keep an eye on those mid-week discounts to snag a steal!
Cheapest days to fly
Wednesday
Cheapest days to fly
Wednesday is often the cheapest day to fly to Chicago. Mid-week flights are generally less expensive. So, if you're flexible with your travel dates, consider flying on Wednesday to save some money and enjoy the Windy City without breaking the bank.
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking your flight to Chicago about 2 months in advance is the sweet spot. This allows you to take advantage of lower prices before they start to climb closer to your travel date. Planning ahead can really pay off, ensuring you get the best possible deal for your trip!
Chicago Airports & Ground Transportation
One big question for travelers is which Chicago airport to fly into. Here’s a quick guide to Chicago’s airports and how to get to the city from each:
O'Hare International Airport (ORD)
O'Hare International Airport is one of the busiest airports in the world, serving as a major hub for both domestic and international flights. Located on the northwest side of Chicago, it offers a wide array of amenities, including numerous dining and shopping options, art installations, and even a yoga room for travelers seeking relaxation. Navigating from O'Hare to downtown Chicago is a breeze, with options like the 'L' train (Blue Line) providing direct access, as well as taxis, ride-sharing services, and airport shuttles readily available. The airport's size can be a bit overwhelming, so allow extra time to navigate between terminals. O'Hare is essential to Chicago.
Tip: Wear comfortable shoes, as you may have to do a lot of walking between terminals!
Midway International Airport (MDW)
Midway International Airport, located on the southwest side of Chicago, is a convenient option for travelers looking for a closer alternative to O'Hare. While smaller in scale, Midway still offers a variety of amenities, including restaurants, shops, and free Wi-Fi. Getting to downtown Chicago from Midway is straightforward, with the 'L' train (Orange Line) providing direct service, along with taxis, ride-sharing, and shuttle options. The airport's smaller size often translates to shorter security lines, making for a potentially quicker travel experience. Don't underestimate Midway; it's a gem!
What to Do in Chicago
Chicago isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Chicago, organized by interest:
Sightseeing & landmarks
Chicago is an architect's dream! Must-sees include Cloud Gate (aka "The Bean"), the Willis Tower (formerly Sears Tower) for sky-high views, and a stroll along the Chicago Riverwalk to admire the cityscape.
Arts & culture
Immerse yourself in art at the Art Institute of Chicago, catch a Broadway-quality show in the Theater District, or explore the vibrant murals in Pilsen. Don't forget to check out a blues or jazz club – it's part of Chicago's soul!
Food & nightlife
From deep-dish pizza to Michelin-starred restaurants, Chicago's food scene is incredible. After dinner, explore the city's diverse nightlife, from cozy pubs to trendy cocktail bars and live music venues.
Shopping & fashion
Hit the Magnificent Mile for high-end shopping, explore boutique shops in Wicker Park and Bucktown, or hunt for vintage treasures in Andersonville. Chicago's a great place to find your next statement piece!
Nearby getaways
Escape the city for a weekend in the charming town of Galena, explore the Indiana Dunes National Park along Lake Michigan, or head to Milwaukee for beer and cheese. There are plenty of cool spots within driving distance!
No matter your interest – be it art, food, nightlife, or nature – Chicago has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Chicago This Month
avery sunshine
Get tickets to see Avery*Sunshine perform live at City Winery Chicago on January 31, 2026, at 9:30 PM.
best of the second city
Find tickets for Best of The Second City at UP Comedy Club in Chicago, Illinois on January 31, 2026. Experience the iconic comedy show with hilarious sketches and improvisations.
kumbia night
Get tickets for Kumbia Night at Lemon in Chicago, Illinois on January 31, 2026. Dance the night away to the infectious rhythms of Kumbia music.
house of wndr : wndr museum
Experience House of WNDR at the WNDR Museum, an immersive disco experience presented by RITUALS & SOLSTICE. Celebrate the Solstice with an evening of illuminating music, art, and energy.
Chicago Weather
Weather in Chicago
Tue, Feb 17
10%
13° 3°
10%
Wed, Feb 18
Frequently Asked Questions About Flights to Chicago Rockford International
Pro Tips for Finding Cheap Flights to Chicago Rockford International
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Chicago Rockford International flights:
Be Flexible with Your Dates: Sometimes flying on a Tuesday or Wednesday can save you big bucks compared to weekend flights. Play around with your dates to see the cheapest options!
Consider Nearby Airports: Don't just limit yourself to Chicago Rockford! Check out flights into other nearby airports and compare prices. You might find a steal!
