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RFD to GRB: distance & flight time
Rockford (Chicago Rockford International Airport) → Green Bay (Austin Straubel International Airport)
166 mi
266 km · 144 nm
54m
estimated nonstop flight time
Same time
time difference · heading north
See live RFD→GRB fares Phone-only fares on this route — call free
Flight time details
166 miles nonstop takes roughly 54m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- RFD — Chicago Rockford International Airport · Rockford, United States
- GRB — Austin Straubel International Airport · Green Bay, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near RFD
Near GRB
- ATW · Appleton International Airport25 mi away
- OSH · Wittman Regional Airport41 mi away
- MNM · Menominee Regional Airport50 mi away
- SBM · Sheboygan County Memorial Airport51 mi away
Frequently asked questions
How far is RFD from GRB?
The flight distance from Rockford (RFD) to Green Bay (GRB) is 166 miles (266 km, 144 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to GRB?
A nonstop flight takes about 54m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from RFD to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–GRB that never appear on search engines, with no booking fees.