Need help booking?
Unpublished phone-only deals available
RFD to SME: distance & flight time
Rockford (Chicago Rockford International Airport) → Somerset (Lake Cumberland Regional Airport)
428 mi
688 km · 372 nm
1h 24m
estimated nonstop flight time
+1h
time difference · heading southeast
See live RFD→SME fares Phone-only fares on this route — call free
Flight time details
428 miles nonstop takes roughly 1h 24m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- RFD — Chicago Rockford International Airport · Rockford, United States
- SME — Lake Cumberland Regional Airport · Somerset, 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 SME
- LOZ · London-Corbin Airport/Magee Field29 mi away
- LEX · Blue Grass Airport68 mi away
- GLW · Glasgow Municipal Airport74 mi away
- FFT · Capital City Airport80 mi away
Frequently asked questions
How far is RFD from SME?
The flight distance from Rockford (RFD) to Somerset (SME) is 428 miles (688 km, 372 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to SME?
A nonstop flight takes about 1h 24m 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 Somerset?
Somerset is 1 hour ahead of Rockford.
What is the cheapest way to fly from RFD to SME?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–SME that never appear on search engines, with no booking fees.