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RFD to RAP: distance & flight time
Rockford (Chicago Rockford International Airport) → Rapid City (Rapid City Regional Airport)
715 mi
1,150 km · 621 nm
2h 1m
estimated nonstop flight time
-1h
time difference · heading west
See live RFD→RAP fares Phone-only fares on this route — call free
Flight time details
715 miles nonstop takes roughly 2h 1m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- RFD — Chicago Rockford International Airport · Rockford, United States
- RAP — Rapid City Regional Airport · Rapid City, 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 RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 mi away
Frequently asked questions
How far is RFD from RAP?
The flight distance from Rockford (RFD) to Rapid City (RAP) is 715 miles (1,150 km, 621 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to RAP?
A nonstop flight takes about 2h 1m 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 time difference between Rockford and Rapid City?
Rapid City is 1 hour behind Rockford.
What is the cheapest way to fly from RFD to RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–RAP that never appear on search engines, with no booking fees.