Cheap Flights to Chicago Rockford International Airport
Looking for a low-stress alternative to O’Hare?
Discover cheap flights to Chicago Rockford International Airport (RFD), a growing low-cost gateway to popular vacation destinations.
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or request an offerAbout Chicago Rockford International Airport (RFD)
Chicago Rockford International Airport is located in Rockford, Illinois, and is owned by the Greater Rockford Airport Authority. Opened in 1946, the airport served over 310,000 passengers in 2025, up sharply from 103,000 in 2021, and also serves as a hub for UPS Airlines, ranking among the fastest-growing cargo airports in the world.
Airport code
RFD (ICAO: KRFD)
Location
Rockford, Illinois, United States
Airlines serving
Allegiant
Popular Routes to and from Rockford
Allegiant operates all scheduled passenger service at Rockford, connecting to a range of popular vacation destinations.
Route Type
Popular Connections
Domestic
Phoenix (Mesa), Punta Gorda, Orlando, Las Vegas
Seasonal
Sarasota, St. Petersburg/Clearwater
Best Time to Book Cheap Flights
Booking 4 to 8 weeks ahead generally works well for routes into Rockford. Allegiant’s popular winter Florida and Arizona routes see stronger demand, so booking further ahead is recommended for travel during that period.
About Rockford, Illinois
Chicago Rockford International Airport serves as a convenient, low-cost alternative to O’Hare for the wider Chicago metropolitan area, along with the city of Rockford itself in northern Illinois. The airport’s growing passenger numbers reflect its appeal to travelers seeking easier parking and shorter lines than at Chicago’s larger airports.
Things to Know When Flying Into Rockford
Allegiant is currently the sole airline offering scheduled passenger service, flying to 8 destinations.
There are no international flights from Rockford; connections route through Chicago O’Hare.
RFD specializes in cargo operations, processing over 3.4 billion pounds annually as a UPS Airlines hub.
The longest flight from Rockford is to Las Vegas, taking about 3 hours and 39 minutes.
Why Book Your Rockford Flights with Airline Tickets Services
Access to unpublished airfare deals
Help finding the best Allegiant routing options
Assistance planning winter getaways to Florida and Arizona
Guidance on the best time to book for your travel dates
Support across major global airline partners
FAQs — Flights to International Airport
Allegiant is the only airline offering scheduled passenger service at Chicago Rockford International Airport, flying to 8 vacation destinations.
No, Chicago Rockford International Airport operates domestic flights only. International travelers can connect through Chicago O'Hare.
Phoenix (Mesa), Punta Gorda, and Orlando are among the most popular routes from Chicago Rockford International Airport.
Yes, RFD is among the fastest-growing cargo airports in the world, serving as a hub for UPS Airlines and processing over 3.4 billion pounds of cargo.
Booking 4 to 8 weeks ahead generally works well, with earlier booking recommended for Allegiant's popular winter Florida and Arizona routes.
Ready to Book Your Flight to Rockford?
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