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RFD to DLH: distance & flight time
Rockford (Chicago Rockford International Airport) → Duluth (Duluth International Airport)
355 mi
572 km · 309 nm
1h 24m
estimated nonstop flight time
Same time
time difference · heading northwest
See live RFD→DLH fares Phone-only fares on this route — call free
Flight time details
355 miles nonstop takes roughly 1h 24m gate to gate, flying northwest. 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
- DLH — Duluth International Airport · Duluth, 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 DLH
- HIB · Range Regional Airport48 mi away
- GPZ · Grand Rapids Itasca Co-Gordon Newstrom field67 mi away
- HYR · Sawyer County Airport67 mi away
- LYU · Ely Municipal Airport70 mi away
Frequently asked questions
How far is RFD from DLH?
The flight distance from Rockford (RFD) to Duluth (DLH) is 355 miles (572 km, 309 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to DLH?
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 cheapest way to fly from RFD to DLH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–DLH that never appear on search engines, with no booking fees.